Data Sheet Retrieval
The NGS Data Sheet
See file dsdata.txt for more information about the datasheet.
DATABASE = Sybase ,PROGRAM = datasheet, VERSION = 7.13
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0429 ***********************************************************************
HV0429 DESIGNATION - G 124
HV0429 PID - HV0429
HV0429 STATE/COUNTY- MD/DORCHESTER
HV0429 USGS QUAD - TAYLORS ISLAND (1982)
HV0429
HV0429 *CURRENT SURVEY CONTROL
HV0429 ___________________________________________________________________
HV0429* NAD 83(1986)- 38 29 19. (N) 076 15 45. (W) SCALED
HV0429* NAVD 88 - 3.067 (meters) 10.06 (feet) ADJUSTED
HV0429 ___________________________________________________________________
HV0429 GEOID HEIGHT- -34.66 (meters) GEOID03
HV0429 DYNAMIC HT - 3.065 (meters) 10.06 (feet) COMP
HV0429 MODELED GRAV- 980,028.3 (mgal) NAVD 88
HV0429
HV0429 VERT ORDER - FIRST CLASS II
HV0429
HV0429.The horizontal coordinates were scaled from a topographic map and have
HV0429.an estimated accuracy of +/- 6 seconds.
HV0429
HV0429.The orthometric height was determined by differential leveling
HV0429.and adjusted by the National Geodetic Survey in June 1991.
HV0429
HV0429.The geoid height was determined by GEOID03.
HV0429
HV0429.The dynamic height is computed by dividing the NAVD 88
HV0429.geopotential number by the normal gravity value computed on the
HV0429.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0429.degrees latitude (g = 980.6199 gals.).
HV0429
HV0429.The modeled gravity was interpolated from observed gravity values.
HV0429
HV0429; North East Units Estimated Accuracy
HV0429;SPC MD - 91,500. 464,340. MT (+/- 180 meters Scaled)
HV0429
HV0429 SUPERSEDED SURVEY CONTROL
HV0429
HV0429 NGVD 29 (??/??/??) 3.299 (m) 10.82 (f) ADJUSTED 1 2
HV0429
HV0429.Superseded values are not recommended for survey control.
HV0429.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0429.See file dsdata.txt to determine how the superseded data were derived.
HV0429
HV0429_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH898607(NAD 83)
HV0429_MARKER: DB = BENCH MARK DISK
HV0429_SETTING: 36 = ABUTMENT
HV0429_STAMPING: G 124 1971
HV0429_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
HV0429
HV0429 HISTORY - Date Condition Report By
HV0429 HISTORY - 1971 MONUMENTED NGS
HV0429
HV0429 STATION DESCRIPTION
HV0429
HV0429'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0429'2.8 MI SW FROM MADISON.
HV0429'ABOUT 2.8 MILES SOUTHWEST ALONG STATE HIGHWAY 16 FROM THE GETHSEMANE
HV0429'METHODIST CHURCH AT MADISON, 17 1/2 FEET NORTHEAST OF THE CNETER
HV0429'LINE OF THE HIGHWAY, SET IN THE TOP OF THE NORTHEAST END OF THE
HV0429'SOUTHEAST CONCRETE ABUTMENT OF THE 175-FOOT LONG HIGHWAY BRIDGE OVER
HV0429'THE STEWART CANAL, 5.4 FEET NORTHWEST OF THE SOUTHEAST END OF THE
HV0429'NORTHEAST CONCRETE GUARDRAIL ON THE BRIDGE, AND ABOUT 1 FOOT
HV0429'ABOVE THE LEVEL OF THE HIGHWAY.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0430 ***********************************************************************
HV0430 DESIGNATION - S 51
HV0430 PID - HV0430
HV0430 STATE/COUNTY- MD/DORCHESTER
HV0430 USGS QUAD - TAYLORS ISLAND (1982)
HV0430
HV0430 *CURRENT SURVEY CONTROL
HV0430 ___________________________________________________________________
HV0430* NAD 83(1986)- 38 29 19. (N) 076 15 45. (W) SCALED
HV0430* NAVD 88 - 1.328 (meters) 4.36 (feet) ADJUSTED
HV0430 ___________________________________________________________________
HV0430 GEOID HEIGHT- -34.66 (meters) GEOID03
HV0430 DYNAMIC HT - 1.327 (meters) 4.35 (feet) COMP
HV0430 MODELED GRAV- 980,028.3 (mgal) NAVD 88
HV0430
HV0430 VERT ORDER - SECOND CLASS 0
HV0430
HV0430.The horizontal coordinates were scaled from a topographic map and have
HV0430.an estimated accuracy of +/- 6 seconds.
HV0430
HV0430.The orthometric height was determined by differential leveling
HV0430.and adjusted by the National Geodetic Survey in June 1991.
HV0430
HV0430.The geoid height was determined by GEOID03.
HV0430
HV0430.The dynamic height is computed by dividing the NAVD 88
HV0430.geopotential number by the normal gravity value computed on the
HV0430.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0430.degrees latitude (g = 980.6199 gals.).
HV0430
HV0430.The modeled gravity was interpolated from observed gravity values.
HV0430
HV0430; North East Units Estimated Accuracy
HV0430;SPC MD - 91,500. 464,340. MT (+/- 180 meters Scaled)
HV0430
HV0430 SUPERSEDED SURVEY CONTROL
HV0430
HV0430 NGVD 29 (02/24/95) 1.561 (m) 5.12 (f) ADJUSTED 2 0
HV0430
HV0430.Superseded values are not recommended for survey control.
HV0430.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0430.See file dsdata.txt to determine how the superseded data were derived.
HV0430
HV0430_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH898607(NAD 83)
HV0430_MARKER: DB = BENCH MARK DISK
HV0430_SETTING: 36 = BRIDGE
HV0430_STAMPING: S 51 1942
HV0430_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
HV0430
HV0430 HISTORY - Date Condition Report By
HV0430 HISTORY - 1942 MONUMENTED CGS
HV0430
HV0430 STATION DESCRIPTION
HV0430
HV0430'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0430'2.6 MI SW FROM MADISON.
HV0430'THIS MARK IS ALONG HIGHWAY 16 ABOUT 2.6 MILES SOUTHWEST OF THE
HV0430'POST OFFICE AT MADISON, DORCHESTER COUNTY, SET IN THE SOUTHEAST
HV0430'END OF THE SOUTHWEST WALL OF CONCRETE BRIDGE NUMBER 1027 OVER
HV0430'A SMALL CANAL, NEAR HIGHWAY MARKER NUMBER 146 S, ABOUT 3 FEET
HV0430'HIGHER THAN THE LEVEL OF THE PAVEMENT AND IS A STANDARD DISK
HV0430'SET IN A DRILL HOLE.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0432 ***********************************************************************
HV0432 DESIGNATION - T 51
HV0432 PID - HV0432
HV0432 STATE/COUNTY- MD/DORCHESTER
HV0432 USGS QUAD - TAYLORS ISLAND (1982)
HV0432
HV0432 *CURRENT SURVEY CONTROL
HV0432 ___________________________________________________________________
HV0432* NAD 83(1986)- 38 28 53. (N) 076 16 42. (W) SCALED
HV0432* NAVD 88 - 1.208 (meters) 3.96 (feet) ADJUSTED
HV0432 ___________________________________________________________________
HV0432 GEOID HEIGHT- -34.63 (meters) GEOID03
HV0432 DYNAMIC HT - 1.207 (meters) 3.96 (feet) COMP
HV0432 MODELED GRAV- 980,030.9 (mgal) NAVD 88
HV0432
HV0432 VERT ORDER - FIRST CLASS II
HV0432
HV0432.The horizontal coordinates were scaled from a topographic map and have
HV0432.an estimated accuracy of +/- 6 seconds.
HV0432
HV0432.The orthometric height was determined by differential leveling
HV0432.and adjusted by the National Geodetic Survey in June 1991.
HV0432
HV0432.The geoid height was determined by GEOID03.
HV0432
HV0432.The dynamic height is computed by dividing the NAVD 88
HV0432.geopotential number by the normal gravity value computed on the
HV0432.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0432.degrees latitude (g = 980.6199 gals.).
HV0432
HV0432.The modeled gravity was interpolated from observed gravity values.
HV0432
HV0432; North East Units Estimated Accuracy
HV0432;SPC MD - 90,690. 462,970. MT (+/- 180 meters Scaled)
HV0432
HV0432 SUPERSEDED SURVEY CONTROL
HV0432
HV0432 NGVD 29 (??/??/??) 1.440 (m) 4.72 (f) ADJUSTED 1 2
HV0432
HV0432.Superseded values are not recommended for survey control.
HV0432.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0432.See file dsdata.txt to determine how the superseded data were derived.
HV0432
HV0432_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH885600(NAD 83)
HV0432_MARKER: DB = BENCH MARK DISK
HV0432_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0432_STAMPING: T 51 1942
HV0432_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0432+STABILITY: SURFACE MOTION
HV0432
HV0432 HISTORY - Date Condition Report By
HV0432 HISTORY - 1942 MONUMENTED CGS
HV0432 HISTORY - 1971 GOOD NGS
HV0432
HV0432 STATION DESCRIPTION
HV0432
HV0432'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0432'0.6 MI NW FROM SMITHVILLE.
HV0432'ABOUT 0.45 MILE NORTHWEST ALONG SMITHVILLE ROAD FROM THE SMITHVILLE
HV0432'CHURCH AT SMITHVILLE, THENCE 0.2 MILE NORTHEAST ALONG STATE
HV0432'HIGHWAY 16, 1.1 MILES SOUTHEAST OF THE EAST END OF THE HIGHWAY
HV0432'BRIDGE OVER SLAUGHTER CREEK, 25 1/2 FEET NORTHWEST OF THE CENTER
HV0432'LINE OF THE HIGHWAY, 76 1/2 FEET NORTH AND ACROSS THE HIGHWAY
HV0432'FROM A POWER POLE, 45.0 FEET WEST-SOUTHWEST OF THE NORTHWEST
HV0432'END OF AN 18-INCH CONCRETE TUBULAR CULVERT UNDER THE HIGHWAY,
HV0432'1.1 FEET NORTHEAST OF A METAL WITNESS POST, ABOUT LEVEL WITH
HV0432'THE HIGHWAY, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 4
HV0432'INCHES. NOTE-- THIS MARK IS ALSO 3.85 MILES SOUTHWEST ALONG
HV0432'STATE HIGHWAY 16 FROIM THE GETHSEMANE METHODIST CHURCH AT MADISON.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0297 ***********************************************************************
HV0297 DESIGNATION - X 52
HV0297 PID - HV0297
HV0297 STATE/COUNTY- MD/DORCHESTER
HV0297 USGS QUAD - CAMBRIDGE (1988)
HV0297
HV0297 *CURRENT SURVEY CONTROL
HV0297 ___________________________________________________________________
HV0297* NAD 83(1986)- 38 30 05. (N) 076 05 29. (W) SCALED
HV0297* NAVD 88 - 1.465 (meters) 4.81 (feet) ADJUSTED
HV0297 ___________________________________________________________________
HV0297 GEOID HEIGHT- -35.09 (meters) GEOID03
HV0297 DYNAMIC HT - 1.464 (meters) 4.80 (feet) COMP
HV0297 MODELED GRAV- 980,011.8 (mgal) NAVD 88
HV0297
HV0297 VERT ORDER - SECOND CLASS 0
HV0297
HV0297.The horizontal coordinates were scaled from a topographic map and have
HV0297.an estimated accuracy of +/- 6 seconds.
HV0297
HV0297.The orthometric height was determined by differential leveling
HV0297.and adjusted by the National Geodetic Survey in June 1991.
HV0297
HV0297.The geoid height was determined by GEOID03.
HV0297
HV0297.The dynamic height is computed by dividing the NAVD 88
HV0297.geopotential number by the normal gravity value computed on the
HV0297.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0297.degrees latitude (g = 980.6199 gals.).
HV0297
HV0297.The modeled gravity was interpolated from observed gravity values.
HV0297
HV0297; North East Units Estimated Accuracy
HV0297;SPC MD - 93,050. 479,260. MT (+/- 180 meters Scaled)
HV0297
HV0297 SUPERSEDED SURVEY CONTROL
HV0297
HV0297 NGVD 29 (??/??/??) 1.697 (m) 5.57 (f) ADJUSTED 2 0
HV0297
HV0297.Superseded values are not recommended for survey control.
HV0297.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0297.See file dsdata.txt to determine how the superseded data were derived.
HV0297
HV0297_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH048620(NAD 83)
HV0297_MARKER: DB = BENCH MARK DISK
HV0297_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0297_STAMPING: X 52 1942
HV0297_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0297+STABILITY: SURFACE MOTION
HV0297
HV0297 HISTORY - Date Condition Report By
HV0297 HISTORY - 1942 MONUMENTED CGS
HV0297 HISTORY - 1943 GOOD CGS
HV0297
HV0297 STATION DESCRIPTION
HV0297
HV0297'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0297'1.2 MI S FROM CAMBRIDGE.
HV0297'THIS MARK IS 1.2 MILES SOUTH ALONG HIGHWAY 16 AND 3.5 MILES SOUTH
HV0297'ALONG A GRAVEL ROAD FROM THE INTERSECTION OF RACE AND WASHINGTON
HV0297'STREETS IN CAMBRIDGE, DORCHESTER COUNTY, AT A SMALL CHURCH,
HV0297'OPPOSITE A DIRT ROAD JUNCTION, 35 FEET EAST OF THE CENTER LINE
HV0297'OF THE ROAD, 3 FEET NORTH OF A WIRE FENCE, NEAR SEVERAL SMALL
HV0297'CEDAR SHRUBS, 1 1/2 FEET HIGHER THAN THE ROAD LEVEL AND IS A
HV0297'STANDARD DISK SET IN THE TOP OF A CONCRETE POST.
HV0297
HV0297 STATION RECOVERY (1943)
HV0297
HV0297'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1943
HV0297'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0499 ***********************************************************************
HV0499 DESIGNATION - W 52
HV0499 PID - HV0499
HV0499 STATE/COUNTY- MD/DORCHESTER
HV0499 USGS QUAD - BLACKWATER RIVER (1982)
HV0499
HV0499 *CURRENT SURVEY CONTROL
HV0499 ___________________________________________________________________
HV0499* NAD 83(1986)- 38 29 29. (N) 076 05 08. (W) SCALED
HV0499* NAVD 88 - 1.632 (meters) 5.35 (feet) ADJUSTED
HV0499 ___________________________________________________________________
HV0499 GEOID HEIGHT- -35.12 (meters) GEOID03
HV0499 DYNAMIC HT - 1.631 (meters) 5.35 (feet) COMP
HV0499 MODELED GRAV- 980,012.0 (mgal) NAVD 88
HV0499
HV0499 VERT ORDER - SECOND CLASS 0
HV0499
HV0499.The horizontal coordinates were scaled from a topographic map and have
HV0499.an estimated accuracy of +/- 6 seconds.
HV0499
HV0499.The orthometric height was determined by differential leveling
HV0499.and adjusted by the National Geodetic Survey in June 1991.
HV0499
HV0499.The geoid height was determined by GEOID03.
HV0499
HV0499.The dynamic height is computed by dividing the NAVD 88
HV0499.geopotential number by the normal gravity value computed on the
HV0499.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0499.degrees latitude (g = 980.6199 gals.).
HV0499
HV0499.The modeled gravity was interpolated from observed gravity values.
HV0499
HV0499; North East Units Estimated Accuracy
HV0499;SPC MD - 91,950. 479,780. MT (+/- 180 meters Scaled)
HV0499
HV0499 SUPERSEDED SURVEY CONTROL
HV0499
HV0499 NGVD 29 (??/??/??) 1.863 (m) 6.11 (f) ADJUSTED 2 0
HV0499
HV0499.Superseded values are not recommended for survey control.
HV0499.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0499.See file dsdata.txt to determine how the superseded data were derived.
HV0499
HV0499_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH053608(NAD 83)
HV0499_MARKER: DB = BENCH MARK DISK
HV0499_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0499_STAMPING: W 52 1942
HV0499_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0499+STABILITY: SURFACE MOTION
HV0499
HV0499 HISTORY - Date Condition Report By
HV0499 HISTORY - 1942 MONUMENTED CGS
HV0499 HISTORY - 1943 GOOD CGS
HV0499
HV0499 STATION DESCRIPTION
HV0499
HV0499'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0499'5.6 MI S FROM CAMBRIDGE.
HV0499'THIS MARK IS ABOUT 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0499'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0499'DORCHESTER COUNTY, AND 4.4 MILES SOUTH ALONG A GRAVEL ROAD, AT
HV0499'THE SOUTHWEST CORNER OF THE YARD AT A 2-STORY FARM HOUSE, 19
HV0499'FEET EAST OF THE CENTER LINE OF THE ROAD, ABOUT 1 1/2 FEET HIGHER
HV0499'THAN THE LEVEL OF THE ROAD, 2 FEET SOUTH OF THE SOUTH YARD FENCE
HV0499'AND IS A STANDARD DISK SET IN THE TOP OF A CONCRETE POST.
HV0499
HV0499 STATION RECOVERY (1943)
HV0499
HV0499'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1943
HV0499'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0296 ***********************************************************************
HV0296 DESIGNATION - Y 52
HV0296 PID - HV0296
HV0296 STATE/COUNTY- MD/DORCHESTER
HV0296 USGS QUAD - CAMBRIDGE (1988)
HV0296
HV0296 *CURRENT SURVEY CONTROL
HV0296 ___________________________________________________________________
HV0296* NAD 83(1986)- 38 30 46. (N) 076 04 55. (W) SCALED
HV0296* NAVD 88 - 1.323 (meters) 4.34 (feet) ADJUSTED
HV0296 ___________________________________________________________________
HV0296 GEOID HEIGHT- -35.09 (meters) GEOID03
HV0296 DYNAMIC HT - 1.322 (meters) 4.34 (feet) COMP
HV0296 MODELED GRAV- 980,012.9 (mgal) NAVD 88
HV0296
HV0296 VERT ORDER - SECOND CLASS 0
HV0296
HV0296.The horizontal coordinates were scaled from a topographic map and have
HV0296.an estimated accuracy of +/- 6 seconds.
HV0296
HV0296.The orthometric height was determined by differential leveling
HV0296.and adjusted by the National Geodetic Survey in June 1991.
HV0296
HV0296.The geoid height was determined by GEOID03.
HV0296
HV0296.The dynamic height is computed by dividing the NAVD 88
HV0296.geopotential number by the normal gravity value computed on the
HV0296.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0296.degrees latitude (g = 980.6199 gals.).
HV0296
HV0296.The modeled gravity was interpolated from observed gravity values.
HV0296
HV0296; North East Units Estimated Accuracy
HV0296;SPC MD - 94,320. 480,070. MT (+/- 180 meters Scaled)
HV0296
HV0296 SUPERSEDED SURVEY CONTROL
HV0296
HV0296 NGVD 29 (??/??/??) 1.554 (m) 5.10 (f) ADJUSTED 2 0
HV0296
HV0296.Superseded values are not recommended for survey control.
HV0296.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0296.See file dsdata.txt to determine how the superseded data were derived.
HV0296
HV0296_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH056632(NAD 83)
HV0296_MARKER: DB = BENCH MARK DISK
HV0296_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0296_STAMPING: Y 52 1942
HV0296_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0296+STABILITY: SURFACE MOTION
HV0296
HV0296 HISTORY - Date Condition Report By
HV0296 HISTORY - 1942 MONUMENTED CGS
HV0296 HISTORY - 1971 GOOD NGS
HV0296
HV0296 STATION DESCRIPTION
HV0296
HV0296'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0296'3.8 MI S FROM CAMBRIDGE.
HV0296'ABOUT 1.3 MILES SOUTH ALONG RACE STREET (STATE HIGHWAY 341) FROM
HV0296'THE INTERSECTION OF WASHINGTON STREET AT CAMBRIDGE, THENCE 2.5
HV0296'MILES SOUTH ALONG A BLACK TOP ROAD (MAPLE DAM ROAD), AT THE
HV0296'JUNCTION OF A FARM ROAD LEADING NORTHWEST TO A LARGE 2 STORY FARM
HV0296'HOUSE, 25 1/2 FEET NORTHWEST OF THE CENTER LINE OF MAPLE DAM
HV0296'ROAD, 23 FEET NORTHEAST OF THE CENTER LINE OF THE FARM ROAD, 11
HV0296'FEET NORTHEAST OF A 12 INCH CEDAR TREE, 8 1/2 FEET SOUTHEAST OF
HV0296'A 10 INCH CEDAR TREE, 1 FOOT ABOVE THE LEVEL OF THE ROAD AND SET
HV0296'IN THE TOP OF A CONCRETE POST FLUSH WITH THE GROUND.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0437 ***********************************************************************
HV0437 DESIGNATION - W 124
HV0437 PID - HV0437
HV0437 STATE/COUNTY- MD/DORCHESTER
HV0437 USGS QUAD - TAYLORS ISLAND (1982)
HV0437
HV0437 *CURRENT SURVEY CONTROL
HV0437 ___________________________________________________________________
HV0437* NAD 83(1986)- 38 28 26. (N) 076 16 30. (W) SCALED
HV0437* NAVD 88 - 0.801 (meters) 2.63 (feet) ADJUSTED
HV0437 ___________________________________________________________________
HV0437 GEOID HEIGHT- -34.64 (meters) GEOID03
HV0437 DYNAMIC HT - 0.801 (meters) 2.63 (feet) COMP
HV0437 MODELED GRAV- 980,030.0 (mgal) NAVD 88
HV0437
HV0437 VERT ORDER - FIRST CLASS II
HV0437
HV0437.The horizontal coordinates were scaled from a topographic map and have
HV0437.an estimated accuracy of +/- 6 seconds.
HV0437
HV0437.The orthometric height was determined by differential leveling
HV0437.and adjusted by the National Geodetic Survey in June 1991.
HV0437
HV0437.The geoid height was determined by GEOID03.
HV0437
HV0437.The dynamic height is computed by dividing the NAVD 88
HV0437.geopotential number by the normal gravity value computed on the
HV0437.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0437.degrees latitude (g = 980.6199 gals.).
HV0437
HV0437.The modeled gravity was interpolated from observed gravity values.
HV0437
HV0437; North East Units Estimated Accuracy
HV0437;SPC MD - 89,860. 463,260. MT (+/- 180 meters Scaled)
HV0437
HV0437 SUPERSEDED SURVEY CONTROL
HV0437
HV0437 NGVD 29 (??/??/??) 1.034 (m) 3.39 (f) ADJUSTED 1 2
HV0437
HV0437.Superseded values are not recommended for survey control.
HV0437.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0437.See file dsdata.txt to determine how the superseded data were derived.
HV0437
HV0437_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH887591(NAD 83)
HV0437_MARKER: DB = BENCH MARK DISK
HV0437_SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+)
HV0437_STAMPING: W 124 1971
HV0437_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
HV0437
HV0437 HISTORY - Date Condition Report By
HV0437 HISTORY - 1971 MONUMENTED NGS
HV0437
HV0437 STATION DESCRIPTION
HV0437
HV0437'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0437'AT SMITHVILLE.
HV0437'ABOUT 0.05 MILE NORTHWEST ALONG SMITHVILLE ROAD FROM THE SMITHVILLE
HV0437'CHURCH AT SMITHVILLE, AT THE NORTH CORNER OF THE SMITHVILLE
HV0437'CEMETERY, 21 1/2 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD,
HV0437'92 1/2 FEET NORTHWEST OF A TELEPHONE POLE, 1.2 FEET NORTHEAST OF
HV0437'A METAL WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND ON THE TOP OF
HV0437'A COPPER COATED ROD THAT IS 1 INCH BELOW THE GROUND AND IS
HV0437'PROTECTED BY A 6-INCH METAL PIPE PROJECTING 1 INCH. THE ROD WAS
HV0437'DRIVEN TO REFUSAL AT A DEPTH OF 52 FEET.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV7767 ***********************************************************************
HV7767 DESIGNATION - J 124
HV7767 PID - HV7767
HV7767 STATE/COUNTY- MD/DORCHESTER
HV7767 USGS QUAD - TAYLORS ISLAND (1982)
HV7767
HV7767 *CURRENT SURVEY CONTROL
HV7767 ___________________________________________________________________
HV7767* NAD 83(1986)- 38 27 24. (N) 076 15 30. (W) SCALED
HV7767* NAVD 88 - 0.677 (meters) 2.22 (feet) ADJUSTED
HV7767 ___________________________________________________________________
HV7767 GEOID HEIGHT- -34.72 (meters) GEOID03
HV7767 DYNAMIC HT - 0.676 (meters) 2.22 (feet) COMP
HV7767 MODELED GRAV- 980,025.4 (mgal) NAVD 88
HV7767
HV7767 VERT ORDER - FIRST CLASS II
HV7767
HV7767.The horizontal coordinates were scaled from a topographic map and have
HV7767.an estimated accuracy of +/- 6 seconds.
HV7767
HV7767.The orthometric height was determined by differential leveling
HV7767.and adjusted by the National Geodetic Survey in June 1991.
HV7767
HV7767.The geoid height was determined by GEOID03.
HV7767
HV7767.The dynamic height is computed by dividing the NAVD 88
HV7767.geopotential number by the normal gravity value computed on the
HV7767.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV7767.degrees latitude (g = 980.6199 gals.).
HV7767
HV7767.The modeled gravity was interpolated from observed gravity values.
HV7767
HV7767; North East Units Estimated Accuracy
HV7767;SPC MD - 87,960. 464,730. MT (+/- 180 meters Scaled)
HV7767
HV7767 SUPERSEDED SURVEY CONTROL
HV7767
HV7767 NGVD 29 (??/??/??) 0.911 (m) 2.99 (f) ADJUSTED 1 2
HV7767
HV7767.Superseded values are not recommended for survey control.
HV7767.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV7767.See file dsdata.txt to determine how the superseded data were derived.
HV7767
HV7767_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH902572(NAD 83)
HV7767_MARKER: DB = BENCH MARK DISK
HV7767_SETTING: 16 = (FASTENED TO) A METAL ROD WITH BASE PLATE BURIED/SCREWED
HV7767+WITH SETTING: INTO GROUND
HV7767_STAMPING: J 124 1971
HV7767_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV7767+STABILITY: SURFACE MOTION
HV7767
HV7767 HISTORY - Date Condition Report By
HV7767 HISTORY - 1971 MONUMENTED NGS
HV7767
HV7767 STATION DESCRIPTION
HV7767
HV7767'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV7767'1.45 MI SE FROM SMITHVILLE.
HV7767'ABOUT 1.45 MILES SOUTHEAST ALONG SMITHVILLE ROAD FROM THE SMITHVILLE
HV7767'CHURCH AT SMITHVILLE, 24 FEET SOUTHWEST OF THE CENTER LINE OF THE
HV7767'ROAD, 6 FEET WEST OF A TELEPHONE POLE WITH A BRACE POLE, 2 FEET NORTH-
HV7767'WEST OF THE BRACE POLE, 1.0 FOOT SOUTHEAST OF A METAL WITNESS POST,
HV7767'AND ON THE TOP OF A 4-FOOT SECTION OF COPPER COATED ROD THAT IS
HV7767'ATTACHED TO A METAL BASE PLATE. THE DISK PROJECTS 1 INCH ABOVE THE
HV7767'GROUND AND IS PROTECTED BY A 4-INCH METAL PIPE PROJECTING 1 INCH.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0444 ***********************************************************************
HV0444 DESIGNATION - Y 51
HV0444 PID - HV0444
HV0444 STATE/COUNTY- MD/DORCHESTER
HV0444 USGS QUAD - GOLDEN HILL (1981)
HV0444
HV0444 *CURRENT SURVEY CONTROL
HV0444 ___________________________________________________________________
HV0444* NAD 83(1986)- 38 25 30. (N) 076 14 27. (W) SCALED
HV0444* NAVD 88 - 1.034 (meters) 3.39 (feet) ADJUSTED
HV0444 ___________________________________________________________________
HV0444 GEOID HEIGHT- -34.83 (meters) GEOID03
HV0444 DYNAMIC HT - 1.034 (meters) 3.39 (feet) COMP
HV0444 MODELED GRAV- 980,018.1 (mgal) NAVD 88
HV0444
HV0444 VERT ORDER - FIRST CLASS II
HV0444
HV0444.The horizontal coordinates were scaled from a topographic map and have
HV0444.an estimated accuracy of +/- 6 seconds.
HV0444
HV0444.The orthometric height was determined by differential leveling
HV0444.and adjusted by the National Geodetic Survey in June 1991.
HV0444
HV0444.The geoid height was determined by GEOID03.
HV0444
HV0444.The dynamic height is computed by dividing the NAVD 88
HV0444.geopotential number by the normal gravity value computed on the
HV0444.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0444.degrees latitude (g = 980.6199 gals.).
HV0444
HV0444.The modeled gravity was interpolated from observed gravity values.
HV0444
HV0444; North East Units Estimated Accuracy
HV0444;SPC MD - 84,450. 466,290. MT (+/- 180 meters Scaled)
HV0444
HV0444 SUPERSEDED SURVEY CONTROL
HV0444
HV0444 NGVD 29 (??/??/??) 1.270 (m) 4.17 (f) ADJUSTED 1 2
HV0444
HV0444.Superseded values are not recommended for survey control.
HV0444.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0444.See file dsdata.txt to determine how the superseded data were derived.
HV0444
HV0444_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH916537(NAD 83)
HV0444_MARKER: DB = BENCH MARK DISK
HV0444_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0444_STAMPING: Y 51 1942
HV0444_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0444+STABILITY: SURFACE MOTION
HV0444
HV0444 HISTORY - Date Condition Report By
HV0444 HISTORY - 1942 MONUMENTED CGS
HV0444 HISTORY - 1971 GOOD NGS
HV0444
HV0444 STATION DESCRIPTION
HV0444
HV0444'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0444'4.6 MI SE FROM SMITHVILLE.
HV0444'ABOUT 4.55 MILES SOUTHEAST ALONG SMITHVILLE ROAD FROM THE SMITHVILLE
HV0444'CHURCH AT SMITHVILLE, 1.1 MILES SOUTHEAST OF A CEMETERY, 0.9 MILE
HV0444'NORTHWEST OF A CHURCH AND CEMETERY, 30 FEET WEST OF THE CENTER LINE
HV0444'OF THE ROAD, 107.2 FEET NORTHEAST AND ACROSS A DRIVEWAY FROM
HV0444'THE NORTHEAST CORNER OF A 1-STORY HOUSE, 14 1/2 FEET NORTH OF
HV0444'THE CENTER LINE OF THE DRIVEWAY, 13 1/2 FEET NORTHWEST OF THE
HV0444'NORTH END OF A 12-INCH CONCRETE TUBULAR CULVER UNDER THE DRIVEWAY,
HV0444'ABOUT 1 FOOT ABOVE THE LEVEL OF THE ROAD, AND SET IN THE TOP OF A
HV0444'CONRETE POST PROJECTING 1 INCH.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0443 ***********************************************************************
HV0443 DESIGNATION - X 51
HV0443 PID - HV0443
HV0443 STATE/COUNTY- MD/DORCHESTER
HV0443 USGS QUAD - GOLDEN HILL (1981)
HV0443
HV0443 *CURRENT SURVEY CONTROL
HV0443 ___________________________________________________________________
HV0443* NAD 83(1986)- 38 26 20. (N) 076 14 09. (W) SCALED
HV0443* NAVD 88 - 0.535 (meters) 1.76 (feet) ADJUSTED
HV0443 ___________________________________________________________________
HV0443 GEOID HEIGHT- -34.82 (meters) GEOID03
HV0443 DYNAMIC HT - 0.534 (meters) 1.75 (feet) COMP
HV0443 MODELED GRAV- 980,018.8 (mgal) NAVD 88
HV0443
HV0443 VERT ORDER - FIRST CLASS II
HV0443
HV0443.The horizontal coordinates were scaled from a topographic map and have
HV0443.an estimated accuracy of +/- 6 seconds.
HV0443
HV0443.The orthometric height was determined by differential leveling
HV0443.and adjusted by the National Geodetic Survey in June 1991.
HV0443
HV0443.The geoid height was determined by GEOID03.
HV0443
HV0443.The dynamic height is computed by dividing the NAVD 88
HV0443.geopotential number by the normal gravity value computed on the
HV0443.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0443.degrees latitude (g = 980.6199 gals.).
HV0443
HV0443.The modeled gravity was interpolated from observed gravity values.
HV0443
HV0443; North East Units Estimated Accuracy
HV0443;SPC MD - 86,000. 466,710. MT (+/- 180 meters Scaled)
HV0443
HV0443 SUPERSEDED SURVEY CONTROL
HV0443
HV0443 NGVD 29 (??/??/??) 0.771 (m) 2.53 (f) ADJUSTED 1 2
HV0443
HV0443.Superseded values are not recommended for survey control.
HV0443.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0443.See file dsdata.txt to determine how the superseded data were derived.
HV0443
HV0443_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH921552(NAD 83)
HV0443_MARKER: DB = BENCH MARK DISK
HV0443_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0443_STAMPING: X 51 1942
HV0443_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0443+STABILITY: SURFACE MOTION
HV0443
HV0443 HISTORY - Date Condition Report By
HV0443 HISTORY - 1942 MONUMENTED CGS
HV0443 HISTORY - 1971 GOOD NGS
HV0443
HV0443 STATION DESCRIPTION
HV0443
HV0443'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0443'3.4 MI SE FROM SMITHVILLE.
HV0443'ABOUT 3.45 MILES SOUTHEAST ALONG SMITHVILLE ROAD FROM THE SMITHVILLE
HV0443'CHURCH AT SMITHVILLE, NEAR THE SOUTHEAST CORNER OF A CEMETERY
HV0443'AT THE FORMER LOCATION OF THE HARGIS MEMORIAL CHURCH, 20 FEET
HV0443'WEST OF THE CENTER LINE OF THE ROAD, 50.1 FEET SOUTHEAST OF THE
HV0443'SOUTH END OF THE GEORGE AND SARAH BRITTINGHAM TOMBSTONE, 12 FEET
HV0443'SOUTH OF THE CENTER LINE OF THE DRIVEWAY TO THE CEMETERY, 5.1 FEET
HV0443'SOUTHWEST OF THE SOUTH END OF A 10-INCH CONCRETE TUBULAR CULVERT
HV0443'UNDER THE DRIVEWAY, 1.1 FEET SOUTH OF A METAL WITNESS POST, ABOUT
HV0443'LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST THAT
HV0443'IS LEVEL WITH THE GROUND.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0442 ***********************************************************************
HV0442 DESIGNATION - K 124
HV0442 PID - HV0442
HV0442 STATE/COUNTY- MD/DORCHESTER
HV0442 USGS QUAD - GOLDEN HILL (1981)
HV0442
HV0442 *CURRENT SURVEY CONTROL
HV0442 ___________________________________________________________________
HV0442* NAD 83(1986)- 38 26 54. (N) 076 14 38. (W) SCALED
HV0442* NAVD 88 - 0.623 (meters) 2.04 (feet) ADJUSTED
HV0442 ___________________________________________________________________
HV0442 GEOID HEIGHT- -34.78 (meters) GEOID03
HV0442 DYNAMIC HT - 0.622 (meters) 2.04 (feet) COMP
HV0442 MODELED GRAV- 980,021.6 (mgal) NAVD 88
HV0442
HV0442 VERT ORDER - FIRST CLASS II
HV0442
HV0442.The horizontal coordinates were scaled from a topographic map and have
HV0442.an estimated accuracy of +/- 6 seconds.
HV0442
HV0442.The orthometric height was determined by differential leveling
HV0442.and adjusted by the National Geodetic Survey in June 1991.
HV0442
HV0442.The geoid height was determined by GEOID03.
HV0442
HV0442.The dynamic height is computed by dividing the NAVD 88
HV0442.geopotential number by the normal gravity value computed on the
HV0442.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0442.degrees latitude (g = 980.6199 gals.).
HV0442
HV0442.The modeled gravity was interpolated from observed gravity values.
HV0442
HV0442; North East Units Estimated Accuracy
HV0442;SPC MD - 87,040. 466,000. MT (+/- 180 meters Scaled)
HV0442
HV0442 SUPERSEDED SURVEY CONTROL
HV0442
HV0442 NGVD 29 (??/??/??) 0.858 (m) 2.81 (f) ADJUSTED 1 2
HV0442
HV0442.Superseded values are not recommended for survey control.
HV0442.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0442.See file dsdata.txt to determine how the superseded data were derived.
HV0442
HV0442_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH914562(NAD 83)
HV0442_MARKER: DB = BENCH MARK DISK
HV0442_SETTING: 16 = (FASTENED TO) A METAL ROD WITH BASE PLATE BURIED/SCREWED
HV0442+WITH SETTING: INTO GROUND
HV0442_STAMPING: K 124 1971
HV0442_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0442+STABILITY: SURFACE MOTION
HV0442
HV0442 HISTORY - Date Condition Report By
HV0442 HISTORY - 1971 MONUMENTED NGS
HV0442
HV0442 STATION DESCRIPTION
HV0442
HV0442'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0442'2.4 MI SE FROM SMITHVILLE.
HV0442'ABOUT 2.45 MILES SOUTHEAST ALONG SMITHVILLE ROAD FROM THE
HV0442'SMITHVILLE CHURCH AT SMITHVILLE, 1.0 MILE NORTHEAST OF A CEMETERY
HV0442'AT THE FORMER LOCATION OF THE HARGIS MEMORIAL CHURCH (BUILDING
HV0442'BURNED DOWN), 50 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD,
HV0442'26 1/2 FEET SOUTHWEST OF POWER POLE NUMBER T629, 2.5 FEET NORTHEAST
HV0442'OF THE BASE OF A GUY WIRE FOR THE POLE, 1.2 FEET SOUTHEAST OF A
HV0442'METAL WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND ON THE TOP OF
HV0442'A 4-FOOT SECTION OF COPPER COATED ROD THAT IS ATTACHED TO A METAL
HV0442'BASE PLATE. THE DISK IS 3 INCHES BELOW THE GROUND AND IS
HV0442'PROTECTED BY A 6-INCH METAL PIPE THAT IS LEVEL WITH THE GROUND.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0446 ***********************************************************************
HV0446 DESIGNATION - L 124
HV0446 PID - HV0446
HV0446 STATE/COUNTY- MD/DORCHESTER
HV0446 USGS QUAD - GOLDEN HILL (1981)
HV0446
HV0446 *CURRENT SURVEY CONTROL
HV0446 ___________________________________________________________________
HV0446* NAD 83(1986)- 38 24 41. (N) 076 13 55. (W) SCALED
HV0446* NAVD 88 - 0.726 (meters) 2.38 (feet) ADJUSTED
HV0446 ___________________________________________________________________
HV0446 GEOID HEIGHT- -34.88 (meters) GEOID03
HV0446 DYNAMIC HT - 0.725 (meters) 2.38 (feet) COMP
HV0446 MODELED GRAV- 980,014.0 (mgal) NAVD 88
HV0446
HV0446 VERT ORDER - FIRST CLASS II
HV0446
HV0446.The horizontal coordinates were scaled from a topographic map and have
HV0446.an estimated accuracy of +/- 6 seconds.
HV0446
HV0446.The orthometric height was determined by differential leveling
HV0446.and adjusted by the National Geodetic Survey in June 1991.
HV0446
HV0446.The geoid height was determined by GEOID03.
HV0446
HV0446.The dynamic height is computed by dividing the NAVD 88
HV0446.geopotential number by the normal gravity value computed on the
HV0446.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0446.degrees latitude (g = 980.6199 gals.).
HV0446
HV0446.The modeled gravity was interpolated from observed gravity values.
HV0446
HV0446; North East Units Estimated Accuracy
HV0446;SPC MD - 82,950. 467,080. MT (+/- 180 meters Scaled)
HV0446
HV0446 SUPERSEDED SURVEY CONTROL
HV0446
HV0446 NGVD 29 (??/??/??) 0.962 (m) 3.16 (f) ADJUSTED 1 2
HV0446
HV0446.Superseded values are not recommended for survey control.
HV0446.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0446.See file dsdata.txt to determine how the superseded data were derived.
HV0446
HV0446_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH924521(NAD 83)
HV0446_MARKER: DB = BENCH MARK DISK
HV0446_SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+)
HV0446_STAMPING: L 124 1971
HV0446_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
HV0446
HV0446 HISTORY - Date Condition Report By
HV0446 HISTORY - 1971 MONUMENTED NGS
HV0446
HV0446 STATION DESCRIPTION
HV0446
HV0446'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0446'1 MI N FROM GOLDEN HILL.
HV0446'ABOUT 1.0 MILE NORTH ALONG SMITHVILLE ROAD FROM THE SOUTH JUNCTION
HV0446'OF STATE HIGHWAY 335 AT GOLDEN HILL, ON THE PROPERTY OF MR. IRA
HV0446'F. BERRY, 0.25 MILE SOUTH OF A CHURCH AND CEMETERY, 26 FEET WEST
HV0446'OF THE CENTER LINE OF THE ROAD, 136.8 FEET NORTHEAST OF THE NORTHEAST
HV0446'CORNER OF THE PORCH ON A 2-STORY FARMHOUSE, 19 FEET NORTH OF THE
HV0446'CENTER LINE OF THE MOST NORTHERLY OF 2 DRIVEWAYS THAT LEAD TO THE
HV0446'HOUSE, 14.3 FEET NORTHWEST OF THE WEST END OF A 10-INCH CONCRETE
HV0446'TUBULAR CULVERTT UNDER THE DRIVEWAY, 2 1/2 FEET SOUTH OF A POWER
HV0446'POLE, 1.2 FEET NORTH OF A METAL WITNESS POST, ABOUT LEVEL WITH
HV0446'THE ROAD, AND ON THE TOP OF A COPPER COATED ROD THAT IS 1/2 INCH
HV0446'BELOW GROUND AND IS PROTECTED BY A 4-INCH METAL PIPE THAT IS
HV0446'LEVEL WITH THE GROUND. THE ROD WAS DRIVEN TO A DEPTH OF 72 FEET.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0445 ***********************************************************************
HV0445 DESIGNATION - N 51
HV0445 PID - HV0445
HV0445 STATE/COUNTY- MD/DORCHESTER
HV0445 USGS QUAD - GOLDEN HILL (1981)
HV0445
HV0445 *CURRENT SURVEY CONTROL
HV0445 ___________________________________________________________________
HV0445* NAD 83(1986)- 38 24 48. (N) 076 14 02. (W) SCALED
HV0445* NAVD 88 - 1.127 (meters) 3.70 (feet) ADJUSTED
HV0445 ___________________________________________________________________
HV0445 GEOID HEIGHT- -34.88 (meters) GEOID03
HV0445 DYNAMIC HT - 1.126 (meters) 3.69 (feet) COMP
HV0445 MODELED GRAV- 980,014.7 (mgal) NAVD 88
HV0445
HV0445 VERT ORDER - FIRST CLASS II
HV0445
HV0445.The horizontal coordinates were scaled from a topographic map and have
HV0445.an estimated accuracy of +/- 6 seconds.
HV0445
HV0445.The orthometric height was determined by differential leveling
HV0445.and adjusted by the National Geodetic Survey in June 1991.
HV0445
HV0445.The geoid height was determined by GEOID03.
HV0445
HV0445.The dynamic height is computed by dividing the NAVD 88
HV0445.geopotential number by the normal gravity value computed on the
HV0445.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0445.degrees latitude (g = 980.6199 gals.).
HV0445
HV0445.The modeled gravity was interpolated from observed gravity values.
HV0445
HV0445; North East Units Estimated Accuracy
HV0445;SPC MD - 83,160. 466,910. MT (+/- 180 meters Scaled)
HV0445
HV0445 SUPERSEDED SURVEY CONTROL
HV0445
HV0445 NGVD 29 (??/??/??) 1.363 (m) 4.47 (f) ADJUSTED 1 2
HV0445
HV0445.Superseded values are not recommended for survey control.
HV0445.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0445.See file dsdata.txt to determine how the superseded data were derived.
HV0445
HV0445_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH922523(NAD 83)
HV0445_MARKER: DB = BENCH MARK DISK
HV0445_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0445_STAMPING: N 51 1942
HV0445_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0445+STABILITY: SURFACE MOTION
HV0445
HV0445 HISTORY - Date Condition Report By
HV0445 HISTORY - 1942 MONUMENTED CGS
HV0445 HISTORY - 1971 GOOD NGS
HV0445
HV0445 STATION DESCRIPTION
HV0445
HV0445'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971
HV0445'1.2 MI N FROM GOLDEN HILL.
HV0445'ABOUT 1.25 MILES NORTH ALONG SMITHVILLE ROAD FROM THE SOUTH JUNCTION
HV0445'OF STATE HIGHWAY 335 AT GOLDEN HILL, 75.9 FEET SOUTH OF THE SOUTH
HV0445'CORNER OF A CHURCH BUILDING, 22 1/2 FEET NORTHEAST OF THE CENTER
HV0445'LINE OF THE ROAD, 59.0 FEET SOUTH-SOUTHWEST OF THE SOUTHEAST
HV0445'END OF THE CHARLES AND EMMA KEENE TOMBSTONE IN A CEMETERY, 2.5
HV0445'FEET NORTH OF THE SOUTH CORNER FENCE POST IN A FENCE, 2 1/2 FEET
HV0445'NORTHWEST OF THE NORTHEAST-SOUTHWEST FENCE, 2.1 FEET NORTHEAST OF
HV0445'A METAL WITNESS POST, ABOUT 1 FOOT ABOVE THE LEVEL OF THE ROAD,
HV0445'AND SET IN THE TOP OF A CONCRETE POST THAT IS LEVEL WITH THE GROUND.
HV0445'NOTE-- THIS MARK IS ALSO 5.45 MILES SOUTHEAST ALONG SMITHVILLE
HV0445'ROAD FROM THE SMITHVILLE CHURCH AT SMITHVILLE.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV8917 ***********************************************************************
HV8917 CBN - This is a Cooperative Base Network Control Station.
HV8917 DESIGNATION - REFUGE 2
HV8917 PID - HV8917
HV8917 STATE/COUNTY- MD/DORCHESTER
HV8917 USGS QUAD - BLACKWATER RIVER (1982)
HV8917
HV8917 *CURRENT SURVEY CONTROL
HV8917 ___________________________________________________________________
HV8917* NAD 83(1991)- 38 26 45.17713(N) 076 07 09.84371(W) ADJUSTED
HV8917* NAVD 88 - 1.154 (meters) 3.79 (feet) ADJUSTED
HV8917 ___________________________________________________________________
HV8917 X - 1,199,923.720 (meters) COMP
HV8917 Y - -4,855,717.015 (meters) COMP
HV8917 Z - 3,944,305.107 (meters) COMP
HV8917 LAPLACE CORR- -3.48 (seconds) DEFLEC99
HV8917 ELLIP HEIGHT- -33.99 (meters) (02/12/02) GPS OBS
HV8917 GEOID HEIGHT- -35.13 (meters) GEOID03
HV8917 DYNAMIC HT - 1.153 (meters) 3.78 (feet) COMP
HV8917 MODELED GRAV- 980,005.9 (mgal) NAVD 88
HV8917
HV8917 HORZ ORDER - B
HV8917 VERT ORDER - SECOND CLASS I
HV8917 ELLP ORDER - FOURTH CLASS I
HV8917
HV8917.The horizontal coordinates were established by GPS observations
HV8917.and adjusted by the National Geodetic Survey in October 1991.
HV8917
HV8917.The orthometric height was determined by differential leveling
HV8917.and adjusted by the National Geodetic Survey in August 1994.
HV8917
HV8917.The X, Y, and Z were computed from the position and the ellipsoidal ht.
HV8917
HV8917.The Laplace correction was computed from DEFLEC99 derived deflections.
HV8917
HV8917.The ellipsoidal height was determined by GPS observations
HV8917.and is referenced to NAD 83.
HV8917
HV8917.The geoid height was determined by GEOID03.
HV8917
HV8917.The dynamic height is computed by dividing the NAVD 88
HV8917.geopotential number by the normal gravity value computed on the
HV8917.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV8917.degrees latitude (g = 980.6199 gals.).
HV8917
HV8917.The modeled gravity was interpolated from observed gravity values.
HV8917
HV8917; North East Units Scale Factor Converg.
HV8917;SPC MD - 86,866.913 476,871.629 MT 0.99997782 +0 33 09.7
HV8917;SPC MD - 284,995.86 1,564,536.34 sFT 0.99997782 +0 33 09.7
HV8917;UTM 18 - 4,255,881.859 402,316.196 MT 0.99971751 -0 41 45.9
HV8917
HV8917! - Elev Factor x Scale Factor = Combined Factor
HV8917!SPC MD - 1.00000533 x 0.99997782 = 0.99998315
HV8917!UTM 18 - 1.00000533 x 0.99971751 = 0.99972284
HV8917
HV8917 SUPERSEDED SURVEY CONTROL
HV8917
HV8917 NAD 83(1986)- 38 26 45.17388(N) 076 07 09.86135(W) AD( ) 2
HV8917 ELLIP H (10/23/91) -33.96 (m) GP( ) 4 1
HV8917 NAVD 88 (02/12/02) 1.15 (m) 3.8 (f) LEVELING 3
HV8917 NGVD 29 (10/23/91) 1.39 (m) 4.6 (f) LEVELING 3
HV8917
HV8917.Superseded values are not recommended for survey control.
HV8917.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV8917.See file dsdata.txt to determine how the superseded data were derived.
HV8917
HV8917_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH0231655882(NAD 83)
HV8917_MARKER: I = METAL ROD
HV8917_SETTING: 59 = STAINLESS STEEL ROD IN SLEEVE (10 FT.+)
HV8917_STAMPING: REFUGE 2 1990
HV8917_MARK LOGO: NGS
HV8917_PROJECTION: FLUSH
HV8917_MAGNETIC: N = NO MAGNETIC MATERIAL
HV8917_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
HV8917+STABILITY: POSITION/ELEVATION WELL
HV8917_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
HV8917+SATELLITE: SATELLITE OBSERVATIONS - September 18, 2000
HV8917_ROD/PIPE-DEPTH: 19.5 meters
HV8917_SLEEVE-DEPTH : 1.00 meters
HV8917
HV8917 HISTORY - Date Condition Report By
HV8917 HISTORY - 1990 MONUMENTED NGS
HV8917 HISTORY - 19910102 GOOD NGS
HV8917 HISTORY - 19990803 GOOD GEOMET
HV8917 HISTORY - 20000216 GOOD NGS
HV8917 HISTORY - 20000918 GOOD GEOMET
HV8917
HV8917 STATION DESCRIPTION
HV8917
HV8917'DESCRIBED BY NATIONAL GEODETIC SURVEY 1990
HV8917'THE MARK IS LOCATED ABOUT 14.45 KM (8.98 MI) SOUTH OF CAMBRIDGE AND
HV8917'7.0 KM (4.3 MI) SOUTHEAST OF CHURCH CREEK AT THE BLACKWATER WILDLIFE
HV8917'VISITORS CENTER. OWNERSHIP--U.S. GOVERNMENT.
HV8917'TO REACH THE MARK FROM THE INTERSECTION OF STATE HIGHWAYS 16 AND 335
HV8917'IN CHURCH CREEK, GO SOUTH ON STATE HIGHWAY 335 FOR 6.35 KM (3.95 MI)
HV8917'TO A PAVED ROAD LEFT. TURN LEFT AND GO EAST ON KEY WALLACE DRIVE FOR
HV8917'1.65 KM (1.03 MI) TO A PAVED ROAD RIGHT. TURN RIGHT AND GO SOUTH ON
HV8917'THE PAVED ROAD FOR 0.15 KM (0.09 MI) TO THE MARK ON THE RIGHT.
HV8917'IT IS 19.8 FT (6.0 M) WEST OF THE CENTERLINE OF THE PAVED ROAD, 138.7
HV8917'FT (42.3 M) NORTH OF THE NORTH END OF A CURB, 9.0 FT (2.7 M) EAST OF
HV8917'A WOODEN FENCE, AND 9.5 FT (2.9 M) EAST-SOUTHEAST OF A WITNESS POST.
HV8917'NOTE--ACCESS TO THE DATUM POINT IS THROUGH A 5-INCH LOGO CAP.
HV8917
HV8917 STATION RECOVERY (1991)
HV8917
HV8917'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1991
HV8917'STATION IS LOCATED ABOUT 14 KM (8.7 MI) SOUTH OF CAMBRIDGE, 7 KM
HV8917'(4.3 MI) SOUTHEAST OF CHURCH CREEK, AT THE BLACKWATER NATIONAL
HV8917'WILDLIFE REFUGE, AND IN A GRASS STRIP ALONG THE ENTRANCE ROAD TO THE
HV8917'VISITORS CENTER. OWNERSHIP--US DEPARTMENT OF THE INTERIOR, C/O
HV8917'MANAGER GLENN CAROWAN, PHONE 301-228-2692. VISITOR CENTER MANAGER IS
HV8917'MAGGIE BRIGGS, PHONE 301-228-2677. CONTACT THE REFUGE MANAGER FOR
HV8917'KEY TO LOCKED GATE AT VISITOR CENTER.
HV8917'TO REACH FROM THE JUNCTION OF US HIGHWAY 50 AND STATE HIGHWAY 16
HV8917'(ABOUT 2 KM (1.2 MI) EAST OF CAMBRIDGE), GO SOUTH AND WEST ON HIGHWAY
HV8917'16 FOR 11.64 KM (7.23 MI) TO ITS JUNCTION WITH STATE HIGHWAY 335 ON
HV8917'THE SOUTHWEST SIDE OF CHURCH CREEK. TURN LEFT, SOUTH, ON HIGHWAY 335
HV8917'FOR 6.17 KM (3.83 MI) TO A PAVED ROAD LEFT. TURN LEFT, EAST, ON KEY
HV8917'WALLACE DRIVE FOR 1.63 KM (1.01 MI) TO A PAVED ROAD RIGHT. TURN
HV8917'RIGHT, SOUTH, PASSING THROUGH GATE (LOCKED AFTER BUSINESS HOURS) ON
HV8917'THE PAVED ROAD FOR 0.14 KM (0.09 MI) TO THE STATION ON THE RIGHT.
HV8917'STATION MARK IS A PUNCH HOLE IN THE TOP OF A STEEL ROD ENCASED IN PCV
HV8917'PIPE WITH AN ALUMINUM LOGO CAP SET FLUSH WITH THE GROUND. IT IS 136
HV8917'M (446.2 FT) SOUTH-SOUTHWEST OF THE ENTRANCE GATE, 42.2 M (138.5 FT)
HV8917'NORTH-NORTHEAST OF THE CURB END AT THE VISITOR CENTER PARKING LOT, 6.0
HV8917'M (19.7 FT) WEST-NORTHWEST OF THE ROAD CENTER, 2.8 M (9.2 FT)
HV8917'EAST-SOUTHEAST OF A RAIL FENCE, AND 2.8 M (9.2 FT) SOUTHEAST OF A
HV8917'FIBERGLASS WITNESS POST.
HV8917'DESCRIBED BY G.R.HEID.
HV8917
HV8917 STATION RECOVERY (1999)
HV8917
HV8917'RECOVERY NOTE BY GEOMETRICS GPS INCORPORATED 1999 (BB)
HV8917'RECOVERED AS DESCRIBED.
HV8917
HV8917 STATION RECOVERY (2000)
HV8917
HV8917'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2000 (MLM)
HV8917'RECOVERED BY NATIONAL GEODETIC SURVEY, RECOVERED IN GOOD CONDITION AND
HV8917'AS PREVIOUSLY DESCRIBED.
HV8917
HV8917 STATION RECOVERY (2000)
HV8917
HV8917'RECOVERY NOTE BY GEOMETRICS GPS INCORPORATED 2000 (TL)
HV8917'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0496 ***********************************************************************
HV0496 DESIGNATION - T 52
HV0496 PID - HV0496
HV0496 STATE/COUNTY- MD/DORCHESTER
HV0496 USGS QUAD - BLACKWATER RIVER (1982)
HV0496
HV0496 *CURRENT SURVEY CONTROL
HV0496 ___________________________________________________________________
HV0496* NAD 83(1986)- 38 27 02. (N) 076 04 17. (W) SCALED
HV0496* NAVD 88 - 1.791 (meters) 5.88 (feet) ADJUSTED
HV0496 ___________________________________________________________________
HV0496 GEOID HEIGHT- -35.20 (meters) GEOID03
HV0496 DYNAMIC HT - 1.790 (meters) 5.87 (feet) COMP
HV0496 MODELED GRAV- 980,008.1 (mgal) NAVD 88
HV0496
HV0496 VERT ORDER - SECOND CLASS 0
HV0496
HV0496.The horizontal coordinates were scaled from a topographic map and have
HV0496.an estimated accuracy of +/- 6 seconds.
HV0496
HV0496.The orthometric height was determined by differential leveling
HV0496.and adjusted by the National Geodetic Survey in June 1991.
HV0496
HV0496.The geoid height was determined by GEOID03.
HV0496
HV0496.The dynamic height is computed by dividing the NAVD 88
HV0496.geopotential number by the normal gravity value computed on the
HV0496.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0496.degrees latitude (g = 980.6199 gals.).
HV0496
HV0496.The modeled gravity was interpolated from observed gravity values.
HV0496
HV0496; North East Units Estimated Accuracy
HV0496;SPC MD - 87,430. 481,060. MT (+/- 180 meters Scaled)
HV0496
HV0496 SUPERSEDED SURVEY CONTROL
HV0496
HV0496 NGVD 29 (??/??/??) 2.022 (m) 6.63 (f) ADJUSTED 2 0
HV0496
HV0496.Superseded values are not recommended for survey control.
HV0496.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0496.See file dsdata.txt to determine how the superseded data were derived.
HV0496
HV0496_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH065563(NAD 83)
HV0496_MARKER: DB = BENCH MARK DISK
HV0496_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0496_STAMPING: T 52 1942
HV0496_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0496+STABILITY: SURFACE MOTION
HV0496
HV0496 HISTORY - Date Condition Report By
HV0496 HISTORY - 1942 MONUMENTED CGS
HV0496 HISTORY - 1943 GOOD CGS
HV0496
HV0496 STATION DESCRIPTION
HV0496
HV0496'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0496'9 MI S FROM CAMBRIDGE.
HV0496'THIS MARK IS ABOUT 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0496'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0496'DORCHESTER COUNTY, AND 7.8 MILES SOUTH ALONG A GRAVEL ROAD, AT
HV0496'THE JUNCTION OF THE GRAVEL ROAD WITH THE BUCKTOWN ROAD, SET AT
HV0496'THE SOUTHWEST CORNER OF THE SMALL YELLOW CHURCH BUILDING, IN LINE
HV0496'WITH THE WEST FACE OF THE BUILDING AND ABOUT 1 1/2 FEET SOUTH
HV0496'OF THE SOUTHWEST CORNER, 30 FEET EAST OF THE CENTER LINE OF THE
HV0496'MAIN ROAD, AND IS A STANDARD DISK SET IN THE TOP OF A CONCRETE
HV0496'POST ABOUT FLUSH WITH THE SURFACE OF THE GROUND.
HV0496
HV0496 STATION RECOVERY (1943)
HV0496
HV0496'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1943
HV0496'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV8917 ***********************************************************************
HV8917 CBN - This is a Cooperative Base Network Control Station.
HV8917 DESIGNATION - REFUGE 2
HV8917 PID - HV8917
HV8917 STATE/COUNTY- MD/DORCHESTER
HV8917 USGS QUAD - BLACKWATER RIVER (1982)
HV8917
HV8917 *CURRENT SURVEY CONTROL
HV8917 ___________________________________________________________________
HV8917* NAD 83(1991)- 38 26 45.17713(N) 076 07 09.84371(W) ADJUSTED
HV8917* NAVD 88 - 1.154 (meters) 3.79 (feet) ADJUSTED
HV8917 ___________________________________________________________________
HV8917 X - 1,199,923.720 (meters) COMP
HV8917 Y - -4,855,717.015 (meters) COMP
HV8917 Z - 3,944,305.107 (meters) COMP
HV8917 LAPLACE CORR- -3.48 (seconds) DEFLEC99
HV8917 ELLIP HEIGHT- -33.99 (meters) (02/12/02) GPS OBS
HV8917 GEOID HEIGHT- -35.13 (meters) GEOID03
HV8917 DYNAMIC HT - 1.153 (meters) 3.78 (feet) COMP
HV8917 MODELED GRAV- 980,005.9 (mgal) NAVD 88
HV8917
HV8917 HORZ ORDER - B
HV8917 VERT ORDER - SECOND CLASS I
HV8917 ELLP ORDER - FOURTH CLASS I
HV8917
HV8917.The horizontal coordinates were established by GPS observations
HV8917.and adjusted by the National Geodetic Survey in October 1991.
HV8917
HV8917.The orthometric height was determined by differential leveling
HV8917.and adjusted by the National Geodetic Survey in August 1994.
HV8917
HV8917.The X, Y, and Z were computed from the position and the ellipsoidal ht.
HV8917
HV8917.The Laplace correction was computed from DEFLEC99 derived deflections.
HV8917
HV8917.The ellipsoidal height was determined by GPS observations
HV8917.and is referenced to NAD 83.
HV8917
HV8917.The geoid height was determined by GEOID03.
HV8917
HV8917.The dynamic height is computed by dividing the NAVD 88
HV8917.geopotential number by the normal gravity value computed on the
HV8917.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV8917.degrees latitude (g = 980.6199 gals.).
HV8917
HV8917.The modeled gravity was interpolated from observed gravity values.
HV8917
HV8917; North East Units Scale Factor Converg.
HV8917;SPC MD - 86,866.913 476,871.629 MT 0.99997782 +0 33 09.7
HV8917;SPC MD - 284,995.86 1,564,536.34 sFT 0.99997782 +0 33 09.7
HV8917;UTM 18 - 4,255,881.859 402,316.196 MT 0.99971751 -0 41 45.9
HV8917
HV8917! - Elev Factor x Scale Factor = Combined Factor
HV8917!SPC MD - 1.00000533 x 0.99997782 = 0.99998315
HV8917!UTM 18 - 1.00000533 x 0.99971751 = 0.99972284
HV8917
HV8917 SUPERSEDED SURVEY CONTROL
HV8917
HV8917 NAD 83(1986)- 38 26 45.17388(N) 076 07 09.86135(W) AD( ) 2
HV8917 ELLIP H (10/23/91) -33.96 (m) GP( ) 4 1
HV8917 NAVD 88 (02/12/02) 1.15 (m) 3.8 (f) LEVELING 3
HV8917 NGVD 29 (10/23/91) 1.39 (m) 4.6 (f) LEVELING 3
HV8917
HV8917.Superseded values are not recommended for survey control.
HV8917.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV8917.See file dsdata.txt to determine how the superseded data were derived.
HV8917
HV8917_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH0231655882(NAD 83)
HV8917_MARKER: I = METAL ROD
HV8917_SETTING: 59 = STAINLESS STEEL ROD IN SLEEVE (10 FT.+)
HV8917_STAMPING: REFUGE 2 1990
HV8917_MARK LOGO: NGS
HV8917_PROJECTION: FLUSH
HV8917_MAGNETIC: N = NO MAGNETIC MATERIAL
HV8917_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
HV8917+STABILITY: POSITION/ELEVATION WELL
HV8917_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
HV8917+SATELLITE: SATELLITE OBSERVATIONS - September 18, 2000
HV8917_ROD/PIPE-DEPTH: 19.5 meters
HV8917_SLEEVE-DEPTH : 1.00 meters
HV8917
HV8917 HISTORY - Date Condition Report By
HV8917 HISTORY - 1990 MONUMENTED NGS
HV8917 HISTORY - 19910102 GOOD NGS
HV8917 HISTORY - 19990803 GOOD GEOMET
HV8917 HISTORY - 20000216 GOOD NGS
HV8917 HISTORY - 20000918 GOOD GEOMET
HV8917
HV8917 STATION DESCRIPTION
HV8917
HV8917'DESCRIBED BY NATIONAL GEODETIC SURVEY 1990
HV8917'THE MARK IS LOCATED ABOUT 14.45 KM (8.98 MI) SOUTH OF CAMBRIDGE AND
HV8917'7.0 KM (4.3 MI) SOUTHEAST OF CHURCH CREEK AT THE BLACKWATER WILDLIFE
HV8917'VISITORS CENTER. OWNERSHIP--U.S. GOVERNMENT.
HV8917'TO REACH THE MARK FROM THE INTERSECTION OF STATE HIGHWAYS 16 AND 335
HV8917'IN CHURCH CREEK, GO SOUTH ON STATE HIGHWAY 335 FOR 6.35 KM (3.95 MI)
HV8917'TO A PAVED ROAD LEFT. TURN LEFT AND GO EAST ON KEY WALLACE DRIVE FOR
HV8917'1.65 KM (1.03 MI) TO A PAVED ROAD RIGHT. TURN RIGHT AND GO SOUTH ON
HV8917'THE PAVED ROAD FOR 0.15 KM (0.09 MI) TO THE MARK ON THE RIGHT.
HV8917'IT IS 19.8 FT (6.0 M) WEST OF THE CENTERLINE OF THE PAVED ROAD, 138.7
HV8917'FT (42.3 M) NORTH OF THE NORTH END OF A CURB, 9.0 FT (2.7 M) EAST OF
HV8917'A WOODEN FENCE, AND 9.5 FT (2.9 M) EAST-SOUTHEAST OF A WITNESS POST.
HV8917'NOTE--ACCESS TO THE DATUM POINT IS THROUGH A 5-INCH LOGO CAP.
HV8917
HV8917 STATION RECOVERY (1991)
HV8917
HV8917'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1991
HV8917'STATION IS LOCATED ABOUT 14 KM (8.7 MI) SOUTH OF CAMBRIDGE, 7 KM
HV8917'(4.3 MI) SOUTHEAST OF CHURCH CREEK, AT THE BLACKWATER NATIONAL
HV8917'WILDLIFE REFUGE, AND IN A GRASS STRIP ALONG THE ENTRANCE ROAD TO THE
HV8917'VISITORS CENTER. OWNERSHIP--US DEPARTMENT OF THE INTERIOR, C/O
HV8917'MANAGER GLENN CAROWAN, PHONE 301-228-2692. VISITOR CENTER MANAGER IS
HV8917'MAGGIE BRIGGS, PHONE 301-228-2677. CONTACT THE REFUGE MANAGER FOR
HV8917'KEY TO LOCKED GATE AT VISITOR CENTER.
HV8917'TO REACH FROM THE JUNCTION OF US HIGHWAY 50 AND STATE HIGHWAY 16
HV8917'(ABOUT 2 KM (1.2 MI) EAST OF CAMBRIDGE), GO SOUTH AND WEST ON HIGHWAY
HV8917'16 FOR 11.64 KM (7.23 MI) TO ITS JUNCTION WITH STATE HIGHWAY 335 ON
HV8917'THE SOUTHWEST SIDE OF CHURCH CREEK. TURN LEFT, SOUTH, ON HIGHWAY 335
HV8917'FOR 6.17 KM (3.83 MI) TO A PAVED ROAD LEFT. TURN LEFT, EAST, ON KEY
HV8917'WALLACE DRIVE FOR 1.63 KM (1.01 MI) TO A PAVED ROAD RIGHT. TURN
HV8917'RIGHT, SOUTH, PASSING THROUGH GATE (LOCKED AFTER BUSINESS HOURS) ON
HV8917'THE PAVED ROAD FOR 0.14 KM (0.09 MI) TO THE STATION ON THE RIGHT.
HV8917'STATION MARK IS A PUNCH HOLE IN THE TOP OF A STEEL ROD ENCASED IN PCV
HV8917'PIPE WITH AN ALUMINUM LOGO CAP SET FLUSH WITH THE GROUND. IT IS 136
HV8917'M (446.2 FT) SOUTH-SOUTHWEST OF THE ENTRANCE GATE, 42.2 M (138.5 FT)
HV8917'NORTH-NORTHEAST OF THE CURB END AT THE VISITOR CENTER PARKING LOT, 6.0
HV8917'M (19.7 FT) WEST-NORTHWEST OF THE ROAD CENTER, 2.8 M (9.2 FT)
HV8917'EAST-SOUTHEAST OF A RAIL FENCE, AND 2.8 M (9.2 FT) SOUTHEAST OF A
HV8917'FIBERGLASS WITNESS POST.
HV8917'DESCRIBED BY G.R.HEID.
HV8917
HV8917 STATION RECOVERY (1999)
HV8917
HV8917'RECOVERY NOTE BY GEOMETRICS GPS INCORPORATED 1999 (BB)
HV8917'RECOVERED AS DESCRIBED.
HV8917
HV8917 STATION RECOVERY (2000)
HV8917
HV8917'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2000 (MLM)
HV8917'RECOVERED BY NATIONAL GEODETIC SURVEY, RECOVERED IN GOOD CONDITION AND
HV8917'AS PREVIOUSLY DESCRIBED.
HV8917
HV8917 STATION RECOVERY (2000)
HV8917
HV8917'RECOVERY NOTE BY GEOMETRICS GPS INCORPORATED 2000 (TL)
HV8917'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0943 ***********************************************************************
HV0943 DESIGNATION - C 133
HV0943 PID - HV0943
HV0943 STATE/COUNTY- MD/CALVERT
HV0943 USGS QUAD - PRINCE FREDERICK (1993)
HV0943
HV0943 *CURRENT SURVEY CONTROL
HV0943 ___________________________________________________________________
HV0943* NAD 83(1986)- 38 33 31. (N) 076 35 58. (W) SCALED
HV0943* NAVD 88 - 44.425 (meters) 145.75 (feet) ADJUSTED
HV0943 ___________________________________________________________________
HV0943 GEOID HEIGHT- -33.75 (meters) GEOID03
HV0943 DYNAMIC HT - 44.399 (meters) 145.67 (feet) COMP
HV0943 MODELED GRAV- 980,032.9 (mgal) NAVD 88
HV0943
HV0943 VERT ORDER - FIRST CLASS II
HV0943
HV0943.The horizontal coordinates were scaled from a topographic map and have
HV0943.an estimated accuracy of +/- 6 seconds.
HV0943
HV0943.The orthometric height was determined by differential leveling
HV0943.and adjusted by the National Geodetic Survey in June 1991.
HV0943
HV0943.The geoid height was determined by GEOID03.
HV0943
HV0943.The dynamic height is computed by dividing the NAVD 88
HV0943.geopotential number by the normal gravity value computed on the
HV0943.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0943.degrees latitude (g = 980.6199 gals.).
HV0943
HV0943.The modeled gravity was interpolated from observed gravity values.
HV0943
HV0943; North East Units Estimated Accuracy
HV0943;SPC MD - 99,090. 434,910. MT (+/- 180 meters Scaled)
HV0943
HV0943 SUPERSEDED SURVEY CONTROL
HV0943
HV0943 NGVD 29 (??/??/??) 44.670 (m) 146.55 (f) ADJUSTED 1 2
HV0943
HV0943.Superseded values are not recommended for survey control.
HV0943.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0943.See file dsdata.txt to determine how the superseded data were derived.
HV0943
HV0943_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SUH606690(NAD 83)
HV0943_MARKER: DB = BENCH MARK DISK
HV0943_SETTING: 16 = (FASTENED TO) A METAL ROD WITH BASE PLATE BURIED/SCREWED
HV0943+WITH SETTING: INTO GROUND
HV0943_STAMPING: C 133 1971
HV0943_MARK LOGO: NGS
HV0943_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
HV0943
HV0943 HISTORY - Date Condition Report By
HV0943 HISTORY - 1971 MONUMENTED NGS
HV0943 HISTORY - 1972 GOOD NGS
HV0943 HISTORY - 19910115 GOOD NGS
HV0943
HV0943 STATION DESCRIPTION
HV0943
HV0943'DESCRIBED BY NATIONAL GEODETIC SURVEY 1972
HV0943'1.6 MI NW FROM PRINCE FREDERICK.
HV0943'ABOUT 1.65 MILES NORTHWEST ALONG STATE HIGHWAY 2 AND 4 FROM THE
HV0943'INTERSECTION OF STATE HIGHWAY 231 AT PRINCE FREDERICK, 0.85
HV0943'MILE NORTHWEST OF THE CALVERT COUNTY JUNIOR HIGH SCHOOL, NEAR THE
HV0943'JUNCTION OF STOAKLEY ROAD, ACROSS THE HIGHWAY FROM THE CALVERT
HV0943'COUNTY HOSPITAL, 167 FEET NORTH OF THE CENTER LINE OF STOAKLEY
HV0943'ROAD, 37 FEET WEST OF THE CENTER LINE OF THE SOUTHBOUND LANE OF
HV0943'THE HIGHWAY, 2 FEET SOUTH OF A POWER LINE POLE, 1 FOOT NORHT OF A
HV0943'METAL WITNESS POST, ABOUT LEVEL WITH THE HIGHWAY, AND ON THE
HV0943'TOP OF A 4 FOOT COPPER COATED STEEL ROD THAT IS ATTACHED TO
HV0943'A METAL BASE PLATE. THE DISK IS FLUSH WITH THE GROUND AND ENCASED
HV0943'IN A 6 INCH STEEL PIPE THAT PROJECTS 2 INCHES ABOVE THE LEVEL OF
HV0943'THE GROUND.
HV0943
HV0943 STATION RECOVERY (1991)
HV0943
HV0943'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1991
HV0943'RECOVERED IN GOOD CONDITION.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0490 ***********************************************************************
HV0490 DESIGNATION - M 52
HV0490 PID - HV0490
HV0490 STATE/COUNTY- MD/DORCHESTER
HV0490 USGS QUAD - BLACKWATER RIVER (1982)
HV0490
HV0490 *CURRENT SURVEY CONTROL
HV0490 ___________________________________________________________________
HV0490* NAD 83(1986)- 38 22 45. (N) 076 04 16. (W) SCALED
HV0490* NAVD 88 - 0.258 (meters) 0.85 (feet) ADJUSTED
HV0490 ___________________________________________________________________
HV0490 GEOID HEIGHT- -35.30 (meters) GEOID03
HV0490 DYNAMIC HT - 0.258 (meters) 0.85 (feet) COMP
HV0490 MODELED GRAV- 980,002.4 (mgal) NAVD 88
HV0490
HV0490 VERT ORDER - SECOND CLASS 0
HV0490
HV0490.The horizontal coordinates were scaled from a topographic map and have
HV0490.an estimated accuracy of +/- 6 seconds.
HV0490
HV0490.The orthometric height was determined by differential leveling
HV0490.and adjusted by the National Geodetic Survey in June 1991.
HV0490
HV0490.The geoid height was determined by GEOID03.
HV0490
HV0490.The dynamic height is computed by dividing the NAVD 88
HV0490.geopotential number by the normal gravity value computed on the
HV0490.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0490.degrees latitude (g = 980.6199 gals.).
HV0490
HV0490.The modeled gravity was interpolated from observed gravity values.
HV0490
HV0490; North East Units Estimated Accuracy
HV0490;SPC MD - 79,500. 481,160. MT (+/- 180 meters Scaled)
HV0490
HV0490 SUPERSEDED SURVEY CONTROL
HV0490
HV0490 NGVD 29 (??/??/??) 0.486 (m) 1.59 (f) ADJUSTED 2 0
HV0490
HV0490.Superseded values are not recommended for survey control.
HV0490.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0490.See file dsdata.txt to determine how the superseded data were derived.
HV0490
HV0490_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH064484(NAD 83)
HV0490_MARKER: DB = BENCH MARK DISK
HV0490_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0490_STAMPING: M 52 1942
HV0490_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0490+STABILITY: SURFACE MOTION
HV0490
HV0490 HISTORY - Date Condition Report By
HV0490 HISTORY - 1942 MONUMENTED CGS
HV0490
HV0490 STATION DESCRIPTION
HV0490
HV0490'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0490'15.3 MI S FROM CAMBRIDGE.
HV0490'THIS MARK IS 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0490'INTERSECTION OF RACE AND WASHINGTON STREETS AT CAMBRIDGE,
HV0490'DORCHESTER COUNTY, AND 14.1 MILES SOUTH ALONG A GRAVEL ROAD, AT
HV0490'ROBBINS, ABOUT 0.4 MILES SOUTH OF THE BLACKWATER RIVER BRIDGE, AT
HV0490'A SMALL STORE BUILDING IN THE NORTHEAST CORNER OF THE YARD AT A
HV0490'2-STORY GRAY HOUSE, ABOUT 2 FEET SOUTH OF THE SOUTHEAST CORNER,
HV0490'IN LINE WITH THE SOUTHEAST FACE OF THE STORE, AND IS A STANDARD
HV0490'DISK SET IN THE TOP OF A CONCRETE POST.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0487 ***********************************************************************
HV0487 DESIGNATION - SHORTER
HV0487 PID - HV0487
HV0487 STATE/COUNTY- MD/DORCHESTER
HV0487 USGS QUAD - WINGATE (1982)
HV0487
HV0487 *CURRENT SURVEY CONTROL
HV0487 ___________________________________________________________________
HV0487* NAD 83(1991)- 38 22 23.25148(N) 076 05 11.71144(W) ADJUSTED
HV0487* NAVD 88 - 0.215 (meters) 0.71 (feet) ADJUSTED
HV0487 ___________________________________________________________________
HV0487 LAPLACE CORR- -2.54 (seconds) DEFLEC99
HV0487 GEOID HEIGHT- -35.29 (meters) GEOID03
HV0487 DYNAMIC HT - 0.214 (meters) 0.70 (feet) COMP
HV0487 MODELED GRAV- 980,001.1 (mgal) NAVD 88
HV0487
HV0487 HORZ ORDER - FIRST
HV0487 VERT ORDER - SECOND CLASS 0
HV0487
HV0487.The horizontal coordinates were established by classical geodetic methods
HV0487.and adjusted by the National Geodetic Survey in January 1992.
HV0487
HV0487.The orthometric height was determined by differential leveling
HV0487.and adjusted by the National Geodetic Survey in June 1991.
HV0487
HV0487.The Laplace correction was computed from DEFLEC99 derived deflections.
HV0487
HV0487.The geoid height was determined by GEOID03.
HV0487
HV0487.The dynamic height is computed by dividing the NAVD 88
HV0487.geopotential number by the normal gravity value computed on the
HV0487.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0487.degrees latitude (g = 980.6199 gals.).
HV0487
HV0487.The modeled gravity was interpolated from observed gravity values.
HV0487
HV0487; North East Units Scale Factor Converg.
HV0487;SPC MD - 78,819.254 479,816.877 MT 0.99998808 +0 34 23.8
HV0487;SPC MD - 258,592.84 1,574,199.20 sFT 0.99998808 +0 34 23.8
HV0487;UTM 18 - 4,247,774.125 405,084.679 MT 0.99971095 -0 40 28.5
HV0487
HV0487! - Elev Factor x Scale Factor = Combined Factor
HV0487!SPC MD - 1.00000550 x 0.99998808 = 0.99999358
HV0487!UTM 18 - 1.00000550 x 0.99971095 = 0.99971645
HV0487
HV0487: Primary Azimuth Mark Grid Az
HV0487:SPC MD - SHORTER AZ MK 258 51 49.5
HV0487:UTM 18 - SHORTER AZ MK 260 06 41.8
HV0487
HV0487|---------------------------------------------------------------------|
HV0487| PID Reference Object Distance Geod. Az |
HV0487| dddmmss.s |
HV0487| HV6404 BLACKWATER BIRD REFUGE 4 MI LO APPROX. 5.1 KM 0314842.3 |
HV0487| HV0488 SHORTER RM 1 28.827 METERS 10907 |
HV0487| HV6411 TODDVILLE METHODIST CH SPIRE APPROX. 8.6 KM 1692102.8 |
HV0487| HV0489 SHORTER RM 2 31.212 METERS 22130 |
HV0487| CX3746 SHORTER AZ MK 2592613.3 |
HV0487| HV6403 BLACKWATER LOOKOUT TOWER APPROX. 7.1 KM 3555614.8 |
HV0487|---------------------------------------------------------------------|
HV0487
HV0487 SUPERSEDED SURVEY CONTROL
HV0487
HV0487 NAD 83(1986)- 38 22 23.24975(N) 076 05 11.72945(W) AD( ) 1
HV0487 NAD 27 - 38 22 22.81300(N) 076 05 12.94900(W) AD( ) 1
HV0487 NGVD 29 (??/??/??) 0.442 (m) 1.45 (f) ADJUSTED 2 0
HV0487
HV0487.Superseded values are not recommended for survey control.
HV0487.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0487.See file dsdata.txt to determine how the superseded data were derived.
HV0487
HV0487_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH0508547774(NAD 83)
HV0487_MARKER: DS = TRIANGULATION STATION DISK
HV0487_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0487_STAMPING: SHORTER 1942
HV0487_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0487+STABILITY: SURFACE MOTION
HV0487
HV0487 HISTORY - Date Condition Report By
HV0487 HISTORY - 1942 MONUMENTED CGS
HV0487 HISTORY - 1942 GOOD CGS
HV0487
HV0487 STATION DESCRIPTION
HV0487
HV0487'DESCRIBED BY COAST AND GEODETIC SURVEY 1942 (GWL)
HV0487'STATION IS 1.2 MILES SW OF SHORTERS LANDING ON THE BLACKWATER RIVER
HV0487'AND ABOUT 3.5 MILES, AIR LINE, NE OF LAKESVILLE. IT IS IN THE SW
HV0487'CENTER OF THE GOOSE NECK SCHOOLYARD, 26 FEET NNW OF THE CENTER OF A
HV0487'GRAVEL ROAD AND 35 FEET SW OF THE SW CORNER OF THE SCHOOL. IT IS
HV0487'STAMPED SHORTER 1942 AND IS FLUSH WITH THE SURFACE OF THE GROUND.
HV0487'
HV0487'SURFACE, UNDERGROUND, REFERENCE AND AZIMUTH MARKS ARE STANDARD
HV0487'DISKS SET IN CONCRETE, AS DESCRIBED IN NOTES 1A, 7A, AND 11A.
HV0487'
HV0487'REFERENCE MARK NO.1 IS ESE OF THE STATION AND 26 FEET SSE OF THE
HV0487'CENTER OF THE GRAVEL ROAD. IT IS STAMPED SHORTER NO.1 1942 AND
HV0487'PROJECTS 6 INCHES.
HV0487'
HV0487'REFERENCE MARK NO.2 IS SW OF THE STATION AND 26 FEET SSE OF THE
HV0487'CORNER OF THE GRAVEL ROAD. IT IS STAMPED SHORTER NO.2 1942,
HV0487'PROJECTS 4 INCHES, AND IS WITNESSED BY A 4-INCH SQUARE WHITE
HV0487'WOODEN POST PROJECTING 2-1/2 FEET.
HV0487'
HV0487'THE AZIMUTH MARK IS 0.45 MILE W OF THE STATION, 26 FEET NW OF THE
HV0487'CENTER LINE OF THE GRAVEL ROAD, AND 39 FEET E OF THE SE CORNER
HV0487'OF A BRICK CHIMNEY AT THE E END OF AN ABANDONED, UNPAINTED HOUSE
HV0487'WITH A BRICK CHIMNEY AT THE W AND E END OF THE BUILDING. IT IS
HV0487'STAMPED SHORTER 1942, PROJECTS 10 INCHES, AND IS WITNESSED BY A
HV0487'4-INCH SQUARE WHITE WOODEN POST PROJECTING 2-1/2 FEET.
HV0487'
HV0487'TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS 16 AND
HV0487'335 IN THE VILLAGE OF CHURCH CREEK, GO S ON HIGHWAY 335 FOR 3.9
HV0487'MILES TO A GRAVEL SIDE ROAD LEFT. TURN LEFT AND FOLLOW THIS ROAD
HV0487'2.35 MILES TO A FORKS, TAKE THE RIGHT FORK AND GO 1.4 MILES TO A
HV0487'T-ROAD, TURN RIGHT AND FOLLOW THIS ROAD FOR 7.65 MILES, THROUGH
HV0487'SHORTERS LANDING AND TO THE GOOSE NECK SCHOOL ON THE RIGHT AND
HV0487'THE STATION. THE ABOVE-MENTIONED GRAVEL ROAD RUNS THROUGH THE
HV0487'U.S. BLACKWATER MIGRATORY BIRD REFUGE. THE STATION MAY ALSO
HV0487'BE REACHED BY GOING S ON STATE HIGHWAY 335 FROM CHURCH CREEK
HV0487'FOR 9.7 MILES TO THE JUNCTION WITH STATE HIGHWAY 336. TURN
HV0487'LEFT ON HIGHWAY 336 AND GO 4.8 MILES TO A GRAVEL ROAD LEFT,
HV0487'TURN LEFT AND FOLLOW THE GRAVEL ROAD EASTERLY FOR 3.5 MILES TO
HV0487'THE GOOSE NECK SCHOOL ON THE LEFT AND THE STATION.
HV0487'
HV0487'A 103-FOOT TOWER WILL SEE A 100-FOOT LIGHT AT STATION CUSICK.
HV0487'
HV0487'A 90-FOOT TOWER WILL SEE A 100-FOOT LIGHT AT STATION HIGH
HV0487'(M.S.F.S.)
HV0487'
HV0487'A 90-FOOT TOWER WILL SEE A 113-FOOT LIGHT AT STATION FLEMING.
HV0487'
HV0487'A 77-FOOT TOWER WILL SEE A 100-FOOT LIGHT AT STATION ST. THOMAS.
HV0487'
HV0487'A 77-FOOT TOWER WILL SEE A 100-FOOT LIGHT AT STATION SAVANNAH.
HV0487'
HV0487'A 64-FOOT TOWER WILL SEE A 100-FOOT LIGHT AT STATION REFUGE.
HV0487'
HV0487'A 64-FOOT TOWER WILL SEE A 113-FOOT LIGHT AT STATION NORTH.
HV0487
HV0487 STATION RECOVERY (1942)
HV0487
HV0487'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1942
HV0487'16.4 MI S FROM CAMBRIDGE.
HV0487'THIS MARK IS ABOUT 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0487'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0487'DORCHESTER COUNTY, AND 15.2 MILES SOUTH ALONG A GRAVEL ROAD,
HV0487'AT A SCHOOL BUILDING ABOUT 1.1 MILES SOUTH OF ROBBINS, 53 FEET
HV0487'SOUTH OF THE SOUTH CORNER OF THE SCHOOL HOUSE, 31 FEET
HV0487'NORTHWEST OF THE CENTER LINE OF THE ROAD, AND IS A STANDARD
HV0487'TRIANGULATION STATION DISK SET IN THE TOP OF A CONCRETE POST.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0488 ***********************************************************************
HV0488 DESIGNATION - SHORTER RM 1
HV0488 PID - HV0488
HV0488 STATE/COUNTY- MD/DORCHESTER
HV0488 USGS QUAD - WINGATE (1982)
HV0488
HV0488 *CURRENT SURVEY CONTROL
HV0488 ___________________________________________________________________
HV0488* NAD 83(1986)- 38 22 24. (N) 076 05 12. (W) SCALED
HV0488* NAVD 88 - 0.595 (meters) 1.95 (feet) ADJUSTED
HV0488 ___________________________________________________________________
HV0488 GEOID HEIGHT- -35.29 (meters) GEOID03
HV0488 DYNAMIC HT - 0.595 (meters) 1.95 (feet) COMP
HV0488 MODELED GRAV- 980,001.1 (mgal) NAVD 88
HV0488
HV0488 VERT ORDER - SECOND CLASS 0
HV0488
HV0488.The horizontal coordinates were scaled from a topographic map and have
HV0488.an estimated accuracy of +/- 6 seconds.
HV0488
HV0488.The orthometric height was determined by differential leveling
HV0488.and adjusted by the National Geodetic Survey in June 1991.
HV0488
HV0488.The geoid height was determined by GEOID03.
HV0488
HV0488.The dynamic height is computed by dividing the NAVD 88
HV0488.geopotential number by the normal gravity value computed on the
HV0488.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0488.degrees latitude (g = 980.6199 gals.).
HV0488
HV0488.The modeled gravity was interpolated from observed gravity values.
HV0488
HV0488; North East Units Estimated Accuracy
HV0488;SPC MD - 78,840. 479,810. MT (+/- 180 meters Scaled)
HV0488
HV0488 SUPERSEDED SURVEY CONTROL
HV0488
HV0488 NGVD 29 (??/??/??) 0.822 (m) 2.70 (f) ADJUSTED 2 0
HV0488
HV0488.Superseded values are not recommended for survey control.
HV0488.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0488.See file dsdata.txt to determine how the superseded data were derived.
HV0488
HV0488_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH050477(NAD 83)
HV0488_MARKER: DR = REFERENCE MARK DISK
HV0488_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0488_STAMPING: SHORTER NO 1 1942
HV0488_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0488+STABILITY: SURFACE MOTION
HV0488
HV0488 HISTORY - Date Condition Report By
HV0488 HISTORY - 1942 MONUMENTED CGS
HV0488
HV0488 STATION DESCRIPTION
HV0488
HV0488'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0488'16.4 MI S FROM CAMBRIDGE.
HV0488'THIS MARK IS ABOUT 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0488'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0488'DORCHESTER COUNTY, AND 15.2 MILES SOUTH ALONG A GRAVEL ROAD, NEAR
HV0488'A SMALL SCHOOL BUILDING, 90 FEET SOUTHEAST AND ACROSS THE ROAD
HV0488'FROM THE SOUTHEAST CORNER OF THE SCHOOL HOUSE, 95 FEET SOUTHEAST
HV0488'OF THE STATION, 20 FEET SOUTHEAST OF THE CENTER LINE OF THE ROAD
HV0488'AND IS A STANDARD REFERENCE DISK SET IN THE TOP OF A CONCRETE
HV0488'POST PROJECTING ABOUT 5 INCHES.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0489 ***********************************************************************
HV0489 DESIGNATION - SHORTER RM 2
HV0489 PID - HV0489
HV0489 STATE/COUNTY- MD/DORCHESTER
HV0489 USGS QUAD - WINGATE (1982)
HV0489
HV0489 *CURRENT SURVEY CONTROL
HV0489 ___________________________________________________________________
HV0489* NAD 83(1986)- 38 22 22. (N) 076 05 11. (W) SCALED
HV0489* NAVD 88 - 0.437 (meters) 1.43 (feet) ADJUSTED
HV0489 ___________________________________________________________________
HV0489 GEOID HEIGHT- -35.29 (meters) GEOID03
HV0489 DYNAMIC HT - 0.437 (meters) 1.43 (feet) COMP
HV0489 MODELED GRAV- 980,001.1 (mgal) NAVD 88
HV0489
HV0489 VERT ORDER - SECOND CLASS 0
HV0489
HV0489.The horizontal coordinates were scaled from a topographic map and have
HV0489.an estimated accuracy of +/- 6 seconds.
HV0489
HV0489.The orthometric height was determined by differential leveling
HV0489.and adjusted by the National Geodetic Survey in June 1991.
HV0489
HV0489.The geoid height was determined by GEOID03.
HV0489
HV0489.The dynamic height is computed by dividing the NAVD 88
HV0489.geopotential number by the normal gravity value computed on the
HV0489.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0489.degrees latitude (g = 980.6199 gals.).
HV0489
HV0489.The modeled gravity was interpolated from observed gravity values.
HV0489
HV0489; North East Units Estimated Accuracy
HV0489;SPC MD - 78,780. 479,840. MT (+/- 180 meters Scaled)
HV0489
HV0489 SUPERSEDED SURVEY CONTROL
HV0489
HV0489 NGVD 29 (??/??/??) 0.664 (m) 2.18 (f) ADJUSTED 2 0
HV0489
HV0489.Superseded values are not recommended for survey control.
HV0489.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0489.See file dsdata.txt to determine how the superseded data were derived.
HV0489
HV0489_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH051477(NAD 83)
HV0489_MARKER: DR = REFERENCE MARK DISK
HV0489_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0489_STAMPING: SHORTER NO 2 1942
HV0489_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0489+STABILITY: SURFACE MOTION
HV0489
HV0489 HISTORY - Date Condition Report By
HV0489 HISTORY - 1942 MONUMENTED CGS
HV0489
HV0489 STATION DESCRIPTION
HV0489
HV0489'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0489'16.4 MI S FROM CAMBRIDGE.
HV0489'THIS MARK IS 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0489'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0489'DORCHESTER COUNTY, AND 15.2 MILES SOUTH ALONG A GRAVEL ROAD, 1.1
HV0489'MILES SOUTH OF ROBBINS, AT A SMALL SCHOOL BUILDING, 102 FEET
HV0489'SOUTH OF THE STATION, 20.4 FEET SOUTHEAST OF THE CENTER LINE OF
HV0489'THE ROAD AN IS A STANDARD REFERENCE DISK SET IN THE TOP OF A
HV0489'CONCRETE POST ABOUT 3 FEET FROM A STANDARD REFERENCE POST.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0486 ***********************************************************************
HV0486 DESIGNATION - L 52
HV0486 PID - HV0486
HV0486 STATE/COUNTY- MD/DORCHESTER
HV0486 USGS QUAD - WINGATE (1982)
HV0486
HV0486 *CURRENT SURVEY CONTROL
HV0486 ___________________________________________________________________
HV0486* NAD 83(1986)- 38 22 04. (N) 076 06 04. (W) SCALED
HV0486* NAVD 88 - 0.432 (meters) 1.42 (feet) ADJUSTED
HV0486 ___________________________________________________________________
HV0486 GEOID HEIGHT- -35.28 (meters) GEOID03
HV0486 DYNAMIC HT - 0.432 (meters) 1.42 (feet) COMP
HV0486 MODELED GRAV- 979,999.9 (mgal) NAVD 88
HV0486
HV0486 VERT ORDER - SECOND CLASS 0
HV0486
HV0486.The horizontal coordinates were scaled from a topographic map and have
HV0486.an estimated accuracy of +/- 6 seconds.
HV0486
HV0486.The orthometric height was determined by differential leveling
HV0486.and adjusted by the National Geodetic Survey in June 1991.
HV0486
HV0486.The geoid height was determined by GEOID03.
HV0486
HV0486.The dynamic height is computed by dividing the NAVD 88
HV0486.geopotential number by the normal gravity value computed on the
HV0486.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0486.degrees latitude (g = 980.6199 gals.).
HV0486
HV0486.The modeled gravity was interpolated from observed gravity values.
HV0486
HV0486; North East Units Estimated Accuracy
HV0486;SPC MD - 78,210. 478,550. MT (+/- 180 meters Scaled)
HV0486
HV0486 SUPERSEDED SURVEY CONTROL
HV0486
HV0486 NGVD 29 (??/??/??) 0.659 (m) 2.16 (f) ADJUSTED 2 0
HV0486
HV0486.Superseded values are not recommended for survey control.
HV0486.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0486.See file dsdata.txt to determine how the superseded data were derived.
HV0486
HV0486_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH038471(NAD 83)
HV0486_MARKER: DB = BENCH MARK DISK
HV0486_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0486_STAMPING: L 52 1942
HV0486_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0486+STABILITY: SURFACE MOTION
HV0486
HV0486 HISTORY - Date Condition Report By
HV0486 HISTORY - 1942 MONUMENTED CGS
HV0486
HV0486 STATION DESCRIPTION
HV0486
HV0486'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0486'17.4 MI S FROM CAMBRIDGE.
HV0486'THIS MARK IS ABOUT 1.2 MILES SOUTH ALONG HIGHWAY 16 FROM THE
HV0486'INTERSECTION OF RACE AND WASHINGTON STREETS IN CAMBRIDGE,
HV0486'DORCHESTER COUNTY, AND 16.2 MILES SOUTH ALONG A GRAVEL ROAD,
HV0486'1.3 MILES NORTHEAST OF ANDREWS POST OFFICE, SOUTHWEST AND
HV0486'ACROSS THE ROAD FROM A SMALL CEMETERY, IN THE SOUTHEAST CORNER
HV0486'OF THE LAWN AT A SMALL 1-STORY WHITE HOUSE, 58 FEET SOUTHEAST OF
HV0486'THE SOUTHEAST CORNER OF THE HOUSE, 27.5 FEET NORTHWEST OF THE CENTER
HV0486'LINE OF THE ROAD, AND IS A STANDARD DISK SET IN THE TOP OF A
HV0486'CONCRETE POST.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HU0662 ***********************************************************************
HU0662 DESIGNATION - P 60
HU0662 PID - HU0662
HU0662 STATE/COUNTY- MD/DORCHESTER
HU0662 USGS QUAD - NANTICOKE (1983)
HU0662
HU0662 *CURRENT SURVEY CONTROL
HU0662 ___________________________________________________________________
HU0662* NAD 83(1986)- 38 18 58. (N) 075 58 36. (W) SCALED
HU0662* NAVD 88 - 0.796 (meters) 2.61 (feet) ADJUSTED
HU0662 ___________________________________________________________________
HU0662 GEOID HEIGHT- -35.50 (meters) GEOID03
HU0662 DYNAMIC HT - 0.795 (meters) 2.61 (feet) COMP
HU0662 MODELED GRAV- 979,997.9 (mgal) NAVD 88
HU0662
HU0662 VERT ORDER - SECOND CLASS 0
HU0662
HU0662.The horizontal coordinates were scaled from a topographic map and have
HU0662.an estimated accuracy of +/- 6 seconds.
HU0662
HU0662.The orthometric height was determined by differential leveling
HU0662.and adjusted by the National Geodetic Survey in June 1991.
HU0662
HU0662.The geoid height was determined by GEOID03.
HU0662
HU0662.The dynamic height is computed by dividing the NAVD 88
HU0662.geopotential number by the normal gravity value computed on the
HU0662.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HU0662.degrees latitude (g = 980.6199 gals.).
HU0662
HU0662.The modeled gravity was interpolated from observed gravity values.
HU0662
HU0662; North East Units Estimated Accuracy
HU0662;SPC MD - 72,590. 489,490. MT (+/- 180 meters Scaled)
HU0662
HU0662 SUPERSEDED SURVEY CONTROL
HU0662
HU0662 NGVD 29 (??/??/??) 1.034 (m) 3.39 (f) ADJUSTED 2 0
HU0662
HU0662.Superseded values are not recommended for survey control.
HU0662.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HU0662.See file dsdata.txt to determine how the superseded data were derived.
HU0662
HU0662_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH146413(NAD 83)
HU0662_MARKER: DB = BENCH MARK DISK
HU0662_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HU0662_STAMPING: P 60 1942
HU0662_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HU0662+STABILITY: SURFACE MOTION
HU0662
HU0662 HISTORY - Date Condition Report By
HU0662 HISTORY - 1942 MONUMENTED CGS
HU0662 HISTORY - 1964 GOOD CGS
HU0662
HU0662 STATION DESCRIPTION
HU0662
HU0662'DESCRIBED BY COAST AND GEODETIC SURVEY 1964
HU0662'1.4 MI NE FROM ELLIOTT.
HU0662'THIS MARK IS ALONG A GRAVEL ROAD ABOUT 1.4 MILES NE OF THE POST
HU0662'OFFICE AT ELLIOTT, DORCHESTER COUNTY, IN A SMALL WOODED AREA,
HU0662'ABOUT 60 FEET INLAND FROM THE WATERS EDGE, 18 FEET NORTH OF THE
HU0662'CENTER-LINE OF THE ROAD, AND IS A STANDARD DISK SET IN THE TOP
HU0662'OF AN 8-INCH CONCRETE FILLED TILE IMBEDDED IN A MASS OF CONCRETE
HU0662'AND PROJECTS ABOUT 10 INCHES ABOVE THE GROUND. NOTE-- MARK IS
HU0662'ALONG SECTION OF THE OLD ROAD THAT HAS BEEN ABANDONED AND IS NOW
HU0662'9 FEET SOUTHEAST OF THE SOUTHWEST CORNER OF A CABIN AND THE MARK
HU0662'PROJECTS ABOUT 4 INCHES.
1 National Geodetic Survey, Retrieval Date = MARCH 10, 2005
HV0483 ***********************************************************************
HV0483 DESIGNATION - K 59
HV0483 PID - HV0483
HV0483 STATE/COUNTY- MD/DORCHESTER
HV0483 USGS QUAD - BLOODSWORTH ISLAND (1973)
HV0483
HV0483 *CURRENT SURVEY CONTROL
HV0483 ___________________________________________________________________
HV0483* NAD 83(1986)- 38 13 16. (N) 076 02 17. (W) SCALED
HV0483* NAVD 88 - 0.455 (meters) 1.49 (feet) ADJUSTED
HV0483 ___________________________________________________________________
HV0483 GEOID HEIGHT- -35.57 (meters) GEOID03
HV0483 DYNAMIC HT - 0.455 (meters) 1.49 (feet) COMP
HV0483 MODELED GRAV- 979,991.5 (mgal) NAVD 88
HV0483
HV0483 VERT ORDER - SECOND CLASS 0
HV0483
HV0483.The horizontal coordinates were scaled from a topographic map and have
HV0483.an estimated accuracy of +/- 6 seconds.
HV0483
HV0483.The orthometric height was determined by differential leveling
HV0483.and adjusted by the National Geodetic Survey in June 1991.
HV0483
HV0483.The geoid height was determined by GEOID03.
HV0483
HV0483.The dynamic height is computed by dividing the NAVD 88
HV0483.geopotential number by the normal gravity value computed on the
HV0483.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HV0483.degrees latitude (g = 980.6199 gals.).
HV0483
HV0483.The modeled gravity was interpolated from observed gravity values.
HV0483
HV0483; North East Units Estimated Accuracy
HV0483;SPC MD - 61,990. 484,240. MT (+/- 180 meters Scaled)
HV0483
HV0483 SUPERSEDED SURVEY CONTROL
HV0483
HV0483 NGVD 29 (??/??/??) 0.680 (m) 2.23 (f) ADJUSTED 2 0
HV0483
HV0483.Superseded values are not recommended for survey control.
HV0483.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV0483.See file dsdata.txt to determine how the superseded data were derived.
HV0483
HV0483_U.S. NATIONAL GRID SPATIAL ADDRESS: 18SVH091308(NAD 83)
HV0483_MARKER: DB = BENCH MARK DISK
HV0483_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
HV0483_STAMPING: K 59 1942
HV0483_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HV0483+STABILITY: SURFACE MOTION
HV0483
HV0483 HISTORY - Date Condition Report By
HV0483 HISTORY - 1942 MONUMENTED CGS
HV0483 HISTORY - 1973 GOOD USGS
HV0483
HV0483 STATION DESCRIPTION
HV0483
HV0483'DESCRIBED BY COAST AND GEODETIC SURVEY 1942
HV0483'8.2 MI S FROM WINGATE.
HV0483'THIS MARK IS AT THE EXTREME END OF BISHOP HEAD POINT, AT THE
HV0483'BISHOPS HEAD HUNTING LODGE, ABOUT 5.7 MILES SOUTH OF THE WINGATE
HV0483'METHODIST CHURCH, DORCHESTER COUNTY, 70 FEET SOUTH OF THE MAIN
HV0483'ENTRANCE TO THE CLUBHOUSE, ABOUT 1 FOOT NORTH OF OLD CONCRETE
HV0483'FLAG POLE BASE, AND IS A STANDARD DISK SET IN THE TOP OF A CONCRETE
HV0483'POST.
HV0483
HV0483 STATION RECOVERY (1973)
HV0483
HV0483'RECOVERY NOTE BY US GEOLOGICAL SURVEY 1973
HV0483'RECOVERED IN GOOD CONDITION.
*** retrieval complete.
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