1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 EW7399 *********************************************************************** EW7399 DESIGNATION - 5 E 10 EW7399 PID - EW7399 EW7399 STATE/COUNTY- CA/LOS ANGELES EW7399 USGS QUAD - OAT MOUNTAIN (1969) EW7399 EW7399 *CURRENT SURVEY CONTROL EW7399 ___________________________________________________________________ EW7399* NAD 83(1992)- 34 16 27.34111(N) 118 35 55.45770(W) ADJUSTED EW7399* NAVD 88 - 380.79 (+/-2cm) 1249.3 (feet) VERTCON EW7399 ___________________________________________________________________ EW7399 EPOCH DATE - 1991.35 EW7399 LAPLACE CORR- 0.08 (seconds) DEFLEC99 EW7399 GEOID HEIGHT- -34.47 (meters) GEOID99 EW7399 EW7399 HORZ ORDER - SECOND EW7399 VERT ORDER - THIRD ? (See Below) EW7399 EW7399.The horizontal coordinates were established by classical geodetic methods EW7399.and adjusted by the National Geodetic Survey in June 1996. EW7399.The horizontal coordinates are valid at the epoch date displayed above. EW7399.The epoch date for horizontal control is a decimal equivalence EW7399.of Year/Month/Day. EW7399 EW7399.The NAVD 88 height was computed by applying the VERTCON shift value to EW7399.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW7399.The vertical order pertains to the superseded datum. EW7399 EW7399.The Laplace correction was computed from DEFLEC99 derived deflections. EW7399 EW7399.The geoid height was determined by GEOID99. EW7399 EW7399; North East Units Scale Converg. EW7399;SPC CA 5 - 586,049.196 1,944,866.823 MT 0.99995653 -0 20 28.6 EW7399;SPC CA 5 - 1,922,729.74 6,380,783.90 sFT 0.99995653 -0 20 28.6 EW7399;UTM 11 - 3,793,722.709 352,829.127 MT 0.99986699 -0 54 01.8 EW7399 EW7399: Primary Azimuth Mark Grid Az EW7399:SPC CA 5 - CHATSWORTH 244 01 55.8 EW7399:UTM 11 - CHATSWORTH 244 35 29.0 EW7399 EW7399|---------------------------------------------------------------------| EW7399| PID Reference Object Distance Geod. Az | EW7399| dddmmss.s | EW7399| CC1245 5 E 10 RM 2 12.224 METERS 05746 | EW7399| EW7401 CHATSWORTH APPROX. 4.3 KM 2434127.2 | EW7399| CC1244 5 E 10 RM 1 4.737 METERS 33043 | EW7399|---------------------------------------------------------------------| EW7399 EW7399 SUPERSEDED SURVEY CONTROL EW7399 EW7399 NAD 83(1986)- 34 16 27.33876(N) 118 35 55.45187(W) AD(1984.00) 2 EW7399 NAD 27 - 34 16 27.32380(N) 118 35 52.14260(W) AD( ) 2 EW7399 NGVD 29 (07/19/86) 379.98 (m) 1246.7 (f) LEVELING 3 EW7399 EW7399.Superseded values are not recommended for survey control. EW7399.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7399.See file dsdata.txt to determine how the superseded data were derived. EW7399 EW7399_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SLT5282993723(NAD 83) EW7399_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR EW7399+SATELLITE: SATELLITE OBSERVATIONS - February 09, 2001 EW7399 EW7399 HISTORY - Date Condition Report By EW7399 HISTORY - 1938 MONUMENTED CA1980 EW7399 HISTORY - 1975 SEE DESCRIPTION NGS EW7399 HISTORY - 19960106 MARK NOT FOUND USPSQD EW7399 HISTORY - 20010209 GOOD BSA EW7399 HISTORY - 20030928 GOOD INDIV EW7399 EW7399 STATION DESCRIPTION EW7399 EW7399'DESCRIBED BY NATIONAL GEODETIC SURVEY 1975 (ARA) EW7399'THE STATION AND REFERENCE MARKS NO 1 AND NO 2 WERE RECOVERED IN EW7399'GOOD CONDITION. A COMPLETE NEW STATION DESCRIPTION FOLLOWS-- EW7399' EW7399'THE STATION IS LOCATED ON THE SOUTH SIDE OF A BOULDER COVERED HILL EW7399'ABOUT 1 MILE AIRLINE NORTH OF THE CITY OF CHATSWORTH AND ABOUT 0.5 EW7399'MILE AIRLINE WEST OF THE INTERSECTION OF STATE ROUTE 118 (THE EW7399'SIMI VALLEY FREEWAY) AND DE SOTO AVENUE. EW7399' EW7399'TO REACH THE STATION FROM THE INTERSECTION OF SANTA SUSANA EW7399'AVENUE AND DEVONSHIRE STREET IN THE CITY OF CHATSWORTH GO NORTH EW7399'ON SANTA SUSANA AVENUE FOR 1.4 MILES TO THE SIMI VALLEY FREEWAY EW7399'(STATE ROUTE 118.) TURN RIGHT, EAST, ONTO THE SIMI VALLEY FREEWAY EW7399'AND GO 0.4 MILE TO A SIGN BASE ON THE RIGHT SHOULDER OF THE EW7399'FREEWAY MARKED IN PART DESOTO AVENUE 1/4 AND END OF TRUCK EW7399'TRAVEL. HIKE SOUTH ABOUT 50 FEET TO A CHAIN LINK FENCE. PASS EW7399'OVER FENCE, SOUTH, AND GO ABOUT 150 FEET TO A BARBED WIRE FENCE. EW7399'PASS OVER FENCE AND HIKE WEST ALONG BARBED WIRE FENCE TO THE EW7399'WEST SIDE OF A BOULDER COVERED HILL. HIKE SOUTH ALONG THE WEST EW7399'SIDE OF THE HILL FOR ABOUT 300 FEET TO THE SOUTHWEST SIDE OF A EW7399'BOULDER COVERED HILL AND THE STATION. EW7399' EW7399'THE STATION MARK IS A STANDARD (LABE) CITY OF LOS ANGELES BUREAU EW7399'OF ENGINEERING DISK STAMPED 5.E.10 1938 SET IN CONCRETE ON THE EW7399'TOP OF A FLAT 8 FEET DIAMETER SANDSTONE BOULDER. IT IS ABOUT 50 EW7399'FEET SOUTHWEST OF A 24 INCH DIAMETER TREE ON THE SOUTH SIDE OF THE EW7399'HILL AND ABOUT 8 FEET SOUTH OF A LARGE SANDSTONE BOULDER EW7399'PROJECTING 4 FEET ABOVE THE STATION AND IS ABOUT 20 FEET LOWER EW7399'THAN THE HIGHEST PART OF THE HILL. (NOTE 4) EW7399' EW7399'REFERENCE MARK NO 1 IS A STANDARD (LABE) DISK STAMPED NO 1 5.E.10 EW7399'1938 CEMENTED IN THE TOP OF A 5 FEET BY 4 FEET SANDSTONE EW7399'BOULDER. IT IS ABOUT 1 FOOT WEST OF THE SOUTHWEST FACE OF A EW7399'LARGE BOULDER PROJECTING 5 FEET ABOVE THE REFERENCE MARK AND ABOUT EW7399'2 FEET EAST OF THE WEST EDGE OF A FLAT SANDSTONE BOULDER AND IS EW7399'ABOUT 1 FOOT LOWER THAN THE STATION. (NOTE 12C) EW7399' EW7399'REFERENCE MARK NO 2 IS A STANDARD (LABE) DISK STAMPED NO 2 EW7399'5.E.10 1938 CEMENTED IN THE TOP OF A FLAT 5 FEET DIAMETER SANDSTONE EW7399'BOULDER. IT IS ABOUT 12 FEET NORTHWEST OF A 24 INCH DIAMETER TREE EW7399'ON THE SOUTH SIDE OF THE HILL AND IS ABOUT THE SAME ELEVATION EW7399'AS THE STATION. (NOTE 12C) EW7399' EW7399'HEIGHT OF LIGHT ABOVE STATION MARK 0.85 FEET. EW7399' EW7399'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN EW7399'1 MILE NORTH OF CHATSWORTH. EW7399 EW7399 STATION RECOVERY (1996) EW7399 EW7399'RECOVERY NOTE BY US POWER SQUADRON 1996 EW7399'MARK NOT FOUND. EW7399 EW7399 STATION RECOVERY (2001) EW7399 EW7399'RECOVERY NOTE BY BOY SCOUTS OF AMERICA 2001 (RF) EW7399'STATION MARK IS ON HIGHEST POINT ON FLAT ROCK WITH A CONCRETE CROSS IN EW7399'IT. REFERENCE MARK NO 1 WAS NOT FOUND. REFERENCE MARK 02 IS ABOUT 12 EW7399'FEET NORTHWEST OF A 30 INCH DIAMETER TREE. THE MARK IS IN THE CENTER EW7399'OF A FLAT ROCK, AND ABOUT 25 FEET NORTHEAST, AND ONE FOOT LOWER THAN EW7399'THE STATION MARK. EW7399 EW7399 STATION RECOVERY (2003) EW7399 EW7399'RECOVERY NOTE BY INDIVIDUAL CONTRIBUTORS 2003 (TOC) EW7399'BENCHMARK ON A SMALL HILLTOP WHILE HIKING WEST OF CONOGA BOULEVARD AND EW7399'SOUTH OF THE 118 (SIMI VALLEY FREEWAY). I MARKED THE COORDINATES EW7399'USING A GARMIN 120 GPS. EW7399' EW7399'GARMIN GPS COORDINATES = N 34 16.461 W 118 35.918 EW7399'ELEVATION = 1,229 FEET 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 EW6504 *********************************************************************** EW6504 DESIGNATION - CHISELED X EW6504 PID - EW6504 EW6504 STATE/COUNTY- CA/LOS ANGELES EW6504 USGS QUAD - MOUNT WILSON (1994) EW6504 EW6504 *CURRENT SURVEY CONTROL EW6504 ___________________________________________________________________ EW6504* NAD 83(1986)- 34 13 35. (N) 118 03 57. (W) SCALED EW6504* NAVD 88 - 1740.93 (+/-2cm) 5711.7 (feet) VERTCON EW6504 ___________________________________________________________________ EW6504 GEOID HEIGHT- -32.77 (meters) GEOID99 EW6504 EW6504 VERT ORDER - FIRST CLASS II (See Below) EW6504 EW6504.The horizontal coordinates were scaled from a topographic map and have EW6504.an estimated accuracy of +/- 6 seconds. EW6504 EW6504.The NAVD 88 height was computed by applying the VERTCON shift value to EW6504.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW6504.The vertical order pertains to the superseded datum. EW6504 EW6504.The geoid height was determined by GEOID99. EW6504 EW6504; North East Units Estimated Accuracy EW6504;SPC CA 5 - 580,580. 1,993,930. MT (+/- 180 meters Scaled) EW6504 EW6504 SUPERSEDED SURVEY CONTROL EW6504 EW6504 NGVD 29 (??/??/92) 1740.057 (m) 5708.84 (f) ADJ UNCH 1 2 EW6504 EW6504.Superseded values are not recommended for survey control. EW6504.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW6504.See file dsdata.txt to determine how the superseded data were derived. EW6504 EW6504_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SMT018877(NAD 83) EW6504_MARKER: X = CHISELED CROSS EW6504_SETTING: 80 = SET IN A BOULDER EW6504_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO EW6504+STABILITY: SURFACE MOTION EW6504 EW6504 HISTORY - Date Condition Report By EW6504 HISTORY - UNK MONUMENTED RBNF EW6504 HISTORY - 1961 GOOD NGS EW6504 HISTORY - 20030916 MARK NOT FOUND JOHFRA EW6504 EW6504 STATION DESCRIPTION EW6504 EW6504'DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 EW6504'AT MOUNT WILSON. EW6504'AT MOUNT WILSON, AT THE POST OFFICE AND U.S. WEATHER BUREAU EW6504'BUILDING, ON THE TOP OF A 2 1/2 BY 9 1/2 FOOT SANDSTONE BOULDER EW6504'WHICH PROJECTS ABOUT 2 1/2 FEET ABOVE THE GROUND, 32.0 FEET EW6504'EAST OF THE EAST CORNER OF THE BUILDING, 8 FEET NORTHWEST OF EW6504'POWER LINE POLE 558055E, 12.9 FEET WEST OF A FENCE, AND ABOUT EW6504'2 1/2 FEET HIGHER THAN THE GROUND. EW6504 EW6504 STATION RECOVERY (2003) EW6504 EW6504'RECOVERY NOTE BY JOHNSON-FRANK 2003 (SJB) EW6504'MARK APPEARS TO HAVE BEEN DESTROYED BY CONSTUCTION OF NEW BUILDING. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 EW1866 *********************************************************************** EW1866 DESIGNATION - G 1148 EW1866 PID - EW1866 EW1866 STATE/COUNTY- CA/LOS ANGELES EW1866 USGS QUAD - MOUNT WILSON (1994) EW1866 EW1866 *CURRENT SURVEY CONTROL EW1866 ___________________________________________________________________ EW1866* NAD 83(1986)- 34 13 45. (N) 118 04 15. (W) SCALED EW1866* NAVD 88 - 1700.89 (+/-2cm) 5580.3 (feet) VERTCON EW1866 ___________________________________________________________________ EW1866 GEOID HEIGHT- -32.75 (meters) GEOID99 EW1866 EW1866 VERT ORDER - FIRST CLASS II (See Below) EW1866 EW1866.The horizontal coordinates were scaled from a topographic map and have EW1866.an estimated accuracy of +/- 6 seconds. EW1866 EW1866.The NAVD 88 height was computed by applying the VERTCON shift value to EW1866.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW1866.The vertical order pertains to the superseded datum. EW1866 EW1866.The geoid height was determined by GEOID99. EW1866 EW1866; North East Units Estimated Accuracy EW1866;SPC CA 5 - 580,890. 1,993,470. MT (+/- 180 meters Scaled) EW1866 EW1866 SUPERSEDED SURVEY CONTROL EW1866 EW1866 NGVD 29 (??/??/92) 1700.019 (m) 5577.48 (f) ADJ UNCH 1 2 EW1866 EW1866.Superseded values are not recommended for survey control. EW1866.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW1866.See file dsdata.txt to determine how the superseded data were derived. EW1866 EW1866_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SMT013880(NAD 83) EW1866_MARKER: DB = BENCH MARK DISK EW1866_SETTING: 80 = SET IN A BOULDER EW1866_STAMPING: G 1148 1961 EW1866_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO EW1866+STABILITY: SURFACE MOTION EW1866_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR EW1866+SATELLITE: SATELLITE OBSERVATIONS - September 16, 2003 EW1866 EW1866 HISTORY - Date Condition Report By EW1866 HISTORY - 1961 MONUMENTED CGS EW1866 HISTORY - 20030916 GOOD JOHFRA EW1866 EW1866 STATION DESCRIPTION EW1866 EW1866'DESCRIBED BY COAST AND GEODETIC SURVEY 1961 EW1866'0.5 MI NW FROM MOUNT WILSON. EW1866'0.5 MILE NORTHWEST ALONG MOUNT WILSON ROAD FROM THE ENTRANCE EW1866'GATE TO MOUNT WILSON PARK, 0.05 MILE SOUTH OF THE JUNCTION EW1866'OF AN ASPHALT ROAD LEADING TO KNXT TELEVISION TRANSMITTER, EW1866'28 1/2 FEET WEST OF THE CENTER LINE OF THE ROAD, IN THE TOP OF EW1866'A 1 BY 5 FOOT GRANITE BOULDER WHICH PROJECTS 1.0 FOOT ABOVE EW1866'THE GROUND, 59.0 FEET SOUTH OF THE NORTH END OF A METAL GUARDRAIL, EW1866'8.8 FEET WEST OF THE GUARDRAIL, AND ABOUT LEVEL WITH THE ROAD. EW1866 EW1866 STATION RECOVERY (2003) EW1866 EW1866'RECOVERY NOTE BY JOHNSON-FRANK 2003 (SJB) EW1866'RECOVERED IN GOOD CONDITION. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 EW7221 *********************************************************************** EW7221 DESIGNATION - MT WILSON E 10A EW7221 PID - EW7221 EW7221 STATE/COUNTY- CA/LOS ANGELES EW7221 USGS QUAD - MOUNT WILSON (1994) EW7221 EW7221 *CURRENT SURVEY CONTROL EW7221 ___________________________________________________________________ EW7221* NAD 83(1992)- 34 13 21.30159(N) 118 03 45.30534(W) ADJUSTED EW7221* NAVD 88 - 1723.6 (meters) 5655. (feet) VERTCON EW7221 ___________________________________________________________________ EW7221 EPOCH DATE - 1991.35 EW7221 LAPLACE CORR- 3.63 (seconds) DEFLEC99 EW7221 GEOID HEIGHT- -32.81 (meters) GEOID99 EW7221 EW7221 HORZ ORDER - FIRST EW7221 EW7221.The horizontal coordinates were established by classical geodetic methods EW7221.and adjusted by the National Geodetic Survey in June 1996. EW7221.The horizontal coordinates are valid at the epoch date displayed above. EW7221.The epoch date for horizontal control is a decimal equivalence EW7221.of Year/Month/Day. EW7221 EW7221.The NAVD 88 height was computed by applying the VERTCON shift value to EW7221.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW7221 EW7221.The Laplace correction was computed from DEFLEC99 derived deflections. EW7221 EW7221.The geoid height was determined by GEOID99. EW7221 EW7221; North East Units Scale Converg. EW7221;SPC CA 5 - 580,154.575 1,994,233.445 MT 0.99996438 -0 02 08.4 EW7221;SPC CA 5 - 1,903,390.47 6,542,747.56 sFT 0.99996438 -0 02 08.4 EW7221;UTM 11 - 3,787,346.525 402,127.200 MT 0.99971808 -0 35 51.6 EW7221 EW7221: Primary Azimuth Mark Grid Az EW7221:SPC CA 5 - ALTADENA A 5 ECC 1 242 09 34.2 EW7221:UTM 11 - ALTADENA A 5 ECC 1 242 43 17.4 EW7221 EW7221|---------------------------------------------------------------------| EW7221| PID Reference Object Distance Geod. Az | EW7221| dddmmss.s | EW7221| EW7263 ALTADENA A 5 ECC 1 APPROX.14.0 KM 2420725.8 | EW7221|---------------------------------------------------------------------| EW7221 EW7221 SUPERSEDED SURVEY CONTROL EW7221 EW7221 NAD 83(1986)- 34 13 21.30324(N) 118 03 45.29899(W) AD(1984.00) 1 EW7221 NAD 27 - 34 13 21.28732(N) 118 03 42.06238(W) AD( ) 1 EW7221 NGVD 29 (07/19/86) 1722.7 (m) 5652. (f) VERT ANG EW7221 EW7221.Superseded values are not recommended for survey control. EW7221.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7221.See file dsdata.txt to determine how the superseded data were derived. EW7221 EW7221_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SMT0212787347(NAD 83) EW7221_MARKER: DD = SURVEY DISK EW7221_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT EW7221_STAMPING: MT WILSON E-10 A 1971 R.E. 7078 EW7221_MARK LOGO: CA-037 EW7221_PROJECTION: FLUSH EW7221_MAGNETIC: O = OTHER; SEE DESCRIPTION EW7221_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO EW7221+STABILITY: SURFACE MOTION EW7221_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR EW7221+SATELLITE: SATELLITE OBSERVATIONS - September 16, 2003 EW7221 EW7221 HISTORY - Date Condition Report By EW7221 HISTORY - 1971 MONUMENTED CA-037 EW7221 HISTORY - 19821105 GOOD NGS EW7221 HISTORY - 20030916 GOOD JOHFRA EW7221 EW7221 STATION DESCRIPTION EW7221 EW7221'DESCRIBED BY LOS ANGELES COUNTY CALIFORNIA 1971 EW7221'THE STATION IS IN LOS ANGELES COUNTY ATOP MOUNT WILSON IN AN AREA EW7221'DESIGNATED AS SIGNAL POINT AND MORE PARTICULARLY AT THE MOST EW7221'SOUTHEASTERLY CORNER OF A LARGE PARKING AREA FOR A PRIVATE PARK KNOWN EW7221'AS SKYLINE PARK WHICH IS OPERATED BY METROMEDIA CORPORATION. EW7221' EW7221'TO REACH THE STATION FROM FOOTHILL BLVD AND ANGELES CREST HIGHWAY, EW7221'DRIVE ON ANGELES CREST HWY ABOUT 14 MILES TO RED BOX RANGER STATION EW7221'AND MT WILSON RD. TURN ONTO MT WILSON RD AND DRIVE ABOUT 4 MILES TO EW7221'THE TOP AND THE ENTRANCE TO SKYLINE PARK. ENTER GATE AND DRIVE EW7221'SOUTHEASTERLY 0.4 MILES TO SIGNAL POINT. FIND STATION AT THE MOST EW7221'SOUTHEASTERLY CORNER OF A LARGE PARKING AREA. EW7221' EW7221'STATION MARK IS A LOS ANGELES COUNTY SURVEY SYSTEM 4 INCH BRASS DISC EW7221'STAMPED---MOUNT WILSON E-10 A 1971 RE 7078---SET IN AN 8 INCH BY EW7221'8 INCH CONCRETE MONUMENT FLUSH WITH THE GROUND SURFACE. THERE IS EW7221'NO SUBSURFACE MARK. EW7221 EW7221 STATION RECOVERY (1982) EW7221 EW7221'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1982 (CLN) EW7221'THE STATION, IS 7 MILES (11.3 KM) NORTHEAST OF PASADENA, 0.5 MILE (0.8 EW7221'KM) SOUTHWEST OF MOUNT WILSON OBSERVATORY BUILDINGS AND 0.5 MILE (0.8 EW7221'KM) SOUTHEAST OF THE CENTER OF THE MOUNT WILSON TELEVISION ANTENNA EW7221'SYSTEMS. THE STATION IS LOCATED ON TOP OF MOUNT WILSON IN THE AREA EW7221'DESIGNATED SIGNAL POINT AND AT THE SOUHTEAST CORNER OF A LARGE EW7221'BLACKTOPPED AND GRAVELED PARKING LOT OPERATED BY THE METROMEDIA EW7221'CORPORATION. TO REACH THE STATION FROM THE JUNCTION OF INTERSTATE EW7221'HIGHWAY 210 AND STATE HIGHWAY 2 AT LA CANADA, DRIVE NORTH AND EW7221'NORTHEAST ON THE STATE HIGHWAY FOR 13.7 MILES (22.0 KM) TO WEST FORK EW7221'DIVIDE AND THE RED BOX RANGER STATION ON THE RIGHT. TURN RIGHT AND EW7221'DRIVE SOUTH AND SOUTHEAST UP THE WINDING BLACKTOPPED ROAD FOR 4.5 EW7221'MILES (7.2 KM) TO LOCKED ENTRANCE GATE INTO SKYLINE PARK. PASS EW7221'THROUGH GATE AND DRIVE 0.15 MILE (0.24 KM) TO A LARGE PARKING LOT. EW7221'BEAR RIGHT AND DRIVE SOUTHEAST TO THE SOUTHEAST CORNER OF THE PARKING EW7221'LOT TO THE STATION, A DISTANCE OF 0.1 MILE. (0.2 KM) NOTE, LOS ANGELES EW7221'COUNTY FIREKEY OR CALIFORNIA EDISON ELECTRIC COMPANY KEY WILL FIT EW7221'GATE. PARK IS ATTENDED AFTER APRIL 1 OF EACH YEAR. A LOS ANGELES EW7221'COUNTY SURVEY CONTROL TRIANGULATION DISK THAT IS 10 CM (4 INCHES) IN EW7221'DIAMETER AND SET IN THE TOP OF A CONCRETE CYLINDER. THE STATION IS EW7221'STAMPED,--MT WILSON E-10 A 1971 R.E. 7078--, SET INTO THE TOP OF A EW7221'ROUND CONCRETE MONUMENT, 7.0 INCHES, 18.0 CM IN DIAMETER, PROJECTING 2 EW7221'INCHES, 2.0 CM ABOVE THE GROUND. LOCATED 2.5 METERS (8.2 FT) FROM A EW7221'NORTH-SOUTH CHAIN-LINK FENCE, 10.2 METERS (33.5 FT) SOUTH FROM A BRASS EW7221'MEMORIAL TO B.D. WILSON, PIONEER TRAPPER, 0.8 METER (2.6 FT) EW7221'SOUTHWEST FROM A ALUMINUM FLAG POLE AND 3.7 METERS (12.1 FT) SOUTHEAST EW7221'FROM SOUTHEAST CORNER OF FENCED PARKING LOT. EW7221 EW7221 STATION RECOVERY (2003) EW7221 EW7221'RECOVERY NOTE BY JOHNSON-FRANK 2003 (SJB) EW7221'RECOVERED AT THE SOUTHEAST CORNER OF THE PARKING LOT GENERALLY AS EW7221'DESCRIBED IN THE 1982 RECOVERY NOTE, EXCEPT THE MARK IS NOW 6 FT (NOT EW7221'8.2 FT) WEST OF A NORTH-SOUTH CHAIN LINK FENCE, 15 FT (NOT 33.5 FT) EW7221'SOUTH OF A BRASS MEMORIAL TO B.D. WILSON, THE FLAG POLE MENTIONED IN EW7221'THE PREVIOUS DESCRIPTION IS NO LONGER IN PLACE, AND THERE IS NO LONGER EW7221'A FENCE ALONG THE SOUTHERLY SIDE OF THE PARKING LOT. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 3, 2003 EW7222 *********************************************************************** EW7222 DESIGNATION - MT WILSON TV STA KRCA TOWER EW7222 PID - EW7222 EW7222 STATE/COUNTY- CA/LOS ANGELES EW7222 USGS QUAD - MOUNT WILSON (1994) EW7222 EW7222 *CURRENT SURVEY CONTROL EW7222 ___________________________________________________________________ EW7222* NAD 83(1992)- 34 13 31.67790(N) 118 03 55.18351(W) ADJUSTED EW7222* NAVD 88 - EW7222 ___________________________________________________________________ EW7222 EPOCH DATE - 1991.35 EW7222 LAPLACE CORR- 3.49 (seconds) DEFLEC99 EW7222 GEOID HEIGHT- -32.78 (meters) GEOID99 EW7222 EW7222 HORZ ORDER - THIRD EW7222 EW7222.The horizontal coordinates were established by classical geodetic methods EW7222.and adjusted by the National Geodetic Survey in June 1996. EW7222.The horizontal coordinates are valid at the epoch date displayed above. EW7222.The epoch date for horizontal control is a decimal equivalence EW7222.of Year/Month/Day. EW7222 EW7222 EW7222.The Laplace correction was computed from DEFLEC99 derived deflections. EW7222 EW7222.The geoid height was determined by GEOID99. EW7222 EW7222; North East Units Scale Converg. EW7222;SPC CA 5 - 580,474.448 1,993,980.827 MT 0.99996392 -0 02 14.1 EW7222;SPC CA 5 - 1,904,439.92 6,541,918.76 sFT 0.99996392 -0 02 14.1 EW7222;UTM 11 - 3,787,668.782 401,877.793 MT 0.99971868 -0 35 57.3 EW7222 EW7222 SUPERSEDED SURVEY CONTROL EW7222 EW7222 NAD 83(1986)- 34 13 31.67377(N) 118 03 55.18475(W) AD(1984.00) 4 EW7222 NAD 27 - 34 13 31.64900(N) 118 03 51.93200(W) AD( ) 3 EW7222 EW7222.Superseded values are not recommended for survey control. EW7222.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7222.See file dsdata.txt to determine how the superseded data were derived. EW7222 EW7222_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SMT0187887669(NAD 83) EW7222_MARKER: 42 = RADIO/TV MAST EW7222_SETTING: 0 = UNSPECIFIED SETTING EW7222_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR EW7222+SATELLITE: SATELLITE OBSERVATIONS - September 16, 2003 EW7222 EW7222 HISTORY - Date Condition Report By EW7222 HISTORY - 1956 FIRST OBSERVED CGS EW7222 HISTORY - 1958 SEE DESCRIPTION CGS EW7222 HISTORY - 1978 GOOD CADT EW7222 HISTORY - 1982 GOOD NGS EW7222 HISTORY - 20030916 GOOD JOHFRA EW7222 EW7222 STATION DESCRIPTION EW7222 EW7222'DESCRIBED BY COAST AND GEODETIC SURVEY 1956 (RLE) EW7222'THE STATION IS LOCATED NEAR THE HIGHEST POINT OF MT. WILSON. EW7222'IT IS A FOUR LEGGED STEEL STRUCTURE THAT HAS AN OVERALL HEIGHT EW7222'OF 550 FEET AND IS UNPAINTED. IT IS 250 FEET SOUTHWEST OF EW7222'THE HIGHEST POINT OF THE HILL AND ABOUT 0.1 MILE NORTH OF EW7222'TRIANGULATION STATION WILSON PEAK 1890. EW7222' EW7222'THE TOP AND CENTER OF THE TOWER WAS INTERSECTED. EW7222' EW7222'OFFICE NOTE--THE TV STATION WAS FORMERLY CALLED KNBH-TV. EW7222 EW7222 STATION RECOVERY (1958) EW7222 EW7222'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1958 (WRH) EW7222'THE STATION IS LOCATED ON TOP OF MT. WILSON, ABOUT 1/2 MILE EW7222'NORTHWEST OF THE HOTEL. EW7222' EW7222'THE TOWER IS OF STEEL CONSTRUCTION AND IS ABOUT 175 FEET EW7222'HIGH. THE CENTER OF THE TOP OF TOWER WAS INTERSECTED. EW7222 EW7222 STATION RECOVERY (1978) EW7222 EW7222'RECOVERY NOTE BY CALTRANS 1978 (RLS) EW7222'THE STATION IS THE CENTER OF THE NATIONAL BROADCASTING COMPANY EW7222'TELEVISION TOWER, WHICH IS LOCATED 5 MILES NORTH OF PASADENA ON EW7222'MT WILSON. THE TOWER, WHICH IS ON VIDEO DRIVE, IS APPROXIMATELY EW7222'500 FEET HIGH AND IS THE TALLEST TELEVISION TOWER IN THE GROUP EW7222'OF SEVERAL OTHER TELEVISION TOWERS IN THE SAME VICINITY. EW7222 EW7222 STATION RECOVERY (1982) EW7222 EW7222'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1982 (RAH) EW7222'RECOVERED AS DESCRIBED. EW7222' EW7222'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--SANTA EW7222'ANA - INYOKERN AREA. EW7222 EW7222 STATION RECOVERY (2003) EW7222 EW7222'RECOVERY NOTE BY JOHNSON-FRANK 2003 (SJB) EW7222'RECOVERED IN GOOD CONDITION.