1 National Geodetic Survey, Retrieval Date = MARCH 4, 2003 JS0755 *********************************************************************** JS0755 FBN - This is a Federal Base Network Control Station. JS0755 DESIGNATION - G 1200 JS0755 PID - JS0755 JS0755 STATE/COUNTY- CA/PLACER JS0755 USGS QUAD - ROCKLIN (1981) JS0755 JS0755 *CURRENT SURVEY CONTROL JS0755 ___________________________________________________________________ JS0755* NAD 83(1998)- 38 47 09.87346(N) 121 14 32.09509(W) ADJUSTED JS0755* NAVD 88 - 77.38 (meters) 253.9 (feet) GPS OBS JS0755 ___________________________________________________________________ JS0755 EPOCH DATE - 2002.53 JS0755 X - -2,582,020.247 (meters) COMP JS0755 Y - -4,256,335.924 (meters) COMP JS0755 Z - 3,973,862.875 (meters) COMP JS0755 LAPLACE CORR- 7.51 (seconds) DEFLEC99 JS0755 ELLIP HEIGHT- 47.44 (meters) (02/03/03) GPS OBS JS0755 GEOID HEIGHT- -29.88 (meters) GEOID99 JS0755 JS0755 HORZ ORDER - B JS0755 ELLP ORDER - FOURTH CLASS I JS0755 JS0755.ITRF positions are available for this station. JS0755.The horizontal coordinates were established by GPS observations JS0755.and adjusted by the National Geodetic Survey in February 2003. JS0755.This is a SPECIAL STATUS position. See SPECIAL STATUS under the JS0755.DATUM ITEM on the data sheet items page. JS0755.The horizontal coordinates are valid at the epoch date displayed above. JS0755.The epoch date for horizontal control is a decimal equivalence JS0755.of Year/Month/Day. JS0755 JS0755.The orthometric height was determined by GPS observations and a JS0755.high-resolution geoid model using precise GPS observation and JS0755.processing techniques. JS0755 JS0755.The X, Y, and Z were computed from the position and the ellipsoidal ht. JS0755 JS0755.The Laplace correction was computed from DEFLEC99 derived deflections. JS0755 JS0755.The ellipsoidal height was determined by GPS observations JS0755.and is referenced to NAD 83. JS0755 JS0755.The geoid height was determined by GEOID99. JS0755 JS0755; North East Units Scale Converg. JS0755;SPC CA 2 - 624,534.932 2,065,832.985 MT 0.99992818 +0 28 39.9 JS0755;SPC CA 2 - 2,048,995.02 6,777,653.72 sFT 0.99992818 +0 28 39.9 JS0755;UTM 10 - 4,294,504.855 652,669.245 MT 0.99988702 +1 06 04.7 JS0755 JS0755 SUPERSEDED SURVEY CONTROL JS0755 JS0755 NAD 83(1998)- 38 47 09.87244(N) 121 14 32.09440(W) AD(1998.50) A JS0755 ELLIP HT - 47.45 (m) (04/06/00) GP(1998.50) 3 1 JS0755 NAD 83(1992)- 38 47 09.87217(N) 121 14 32.09330(W) AD(1997.30) B JS0755 ELLIP HT - 47.42 (m) (07/10/98) GP(1997.30) 4 1 JS0755 NAD 83(1992)- 38 47 09.87186(N) 121 14 32.09360(W) AD(1997.30) B JS0755 ELLIP HT - 47.50 (m) (05/14/98) GP(1997.30) 3 1 JS0755 JS0755.Superseded values are not recommended for survey control. JS0755.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JS0755.See file dsdata.txt to determine how the superseded data were derived. JS0755 JS0755_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFH5266994505(NAD 83) JS0755_MARKER: DB = BENCH MARK DISK JS0755_SETTING: 66 = SET IN ROCK OUTCROP JS0755_STAMPING: G 1200 1969 JS0755_MARK LOGO: CGS JS0755_PROJECTION: FLUSH JS0755_MAGNETIC: N = NO MAGNETIC MATERIAL JS0755_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD JS0755+STABILITY: POSITION/ELEVATION WELL JS0755_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR JS0755+SATELLITE: SATELLITE OBSERVATIONS - November 06, 2000 JS0755 JS0755 HISTORY - Date Condition Report By JS0755 HISTORY - 1969 MONUMENTED CGS JS0755 HISTORY - 1986 GOOD USPSQD JS0755 HISTORY - 19890202 GOOD NGS JS0755 HISTORY - 19890711 GOOD USPSQD JS0755 HISTORY - 19970929 GOOD BOR JS0755 HISTORY - 19980506 GOOD NGS JS0755 HISTORY - 19990719 GOOD FRAME JS0755 HISTORY - 20001029 GOOD NGS JS0755 HISTORY - 20001106 GOOD NGS JS0755 HISTORY - 20020826 GOOD FRAME JS0755 JS0755 STATION DESCRIPTION JS0755 JS0755'DESCRIBED BY COAST AND GEODETIC SURVEY 1969 JS0755'3.4 MI NE FROM ROSEVILLE. JS0755'3.45 MILES NORTHEAST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD JS0755'FROM THE STATION AT ROSEVILLE, 3 POLES SOUTHWEST OF THE CROSSING JS0755'OF FARRON STREET, 194 1/2 FEET NORTHWEST OF THE FOURTH POLE JS0755'NORTHEAST OF MILEPOLE 110, ON THE TOP OF AN OUTCROP COVERED JS0755'KNOLL, 237.3 FEET NORTHWEST OF THE NORTHWEST RAIL OF THE NORTHWEST JS0755'TRACK, IN THE TOP AND ALONG THE SOUTHEAST SIDE OF A 35- BY 60-FOOT JS0755'GRANITE OUTCROP WHICH PROJECTS ABOUT 1/2 FOOT ABOVE THE GROUND, JS0755'27.6 FEET NORTH OF BENCH MARK F 1200, 152.8 FEET NORTHWEST OF JS0755'A FENCE, AND ABOUT 20 FEET HIGHER THAN THE TRACK. JS0755 JS0755 STATION RECOVERY (1986) JS0755 JS0755'RECOVERY NOTE BY US POWER SQUADRON 1986 (EJH) JS0755'RECOVERED IN GOOD CONDITION. JS0755 JS0755 STATION RECOVERY (1989) JS0755 JS0755'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1989 JS0755'RECOVERED IN GOOD CONDITION. JS0755 JS0755 STATION RECOVERY (1989) JS0755 JS0755'RECOVERY NOTE BY US POWER SQUADRON 1989 (EH) JS0755'RECOVERED IN GOOD CONDITION. JS0755 JS0755 STATION RECOVERY (1997) JS0755 JS0755'RECOVERY NOTE BY US BUREAU OF RECLAMATION 1997 (DWS) JS0755'THE STATION WAS RECOVERED, ABOUT 19.2 MI (30.9 KM) NORTHEAST OF JS0755'SACRAMENTO, ABOUT 3.4 MI (5.5 KM) NORTHEAST OF ROSEVILLE, AND ABOUT JS0755'0.2 MI (0.3 KM) SOUTHWEST OF ROCKLIN, ALONG THE SOUTHERN PACIFIC JS0755'RAILROAD TRACKS. AN ADDITIONAL TO REACH FOLLOWS. TO REACH THE JS0755'STATION FROM THE INTERSECTION OF INTERSTATE HIGHWAY 80 AND ROCKLIN JS0755'ROAD, GO WEST ON ROCKLIN ROAD FOR 0.75 MI (1.21 KM) TO THE JS0755'INTERSECTION OF PACIFIC STREET. TURN LEFT AND GO SOUTHWEST ON PACIFIC JS0755'STREET FOR 0.4 MI (0.6 KM) TO THE INTERSECTION OF FARRON STREET. TURN JS0755'RIGHT AND GO NORTHWEST ON FARRON STREET FOR ABOUT 0.08 MI (0.13 KM) TO JS0755'THE INTERSECTION OF THE SOUTHERN PACIFIC RAILROAD TRACKS. TURN LEFT JS0755'AND GO SOUTH ALONG THE TRACKS FOR ABOUT 350 FT (106.7 M) TO THE JS0755'STATION ON THE RIGHT. THE STATION WAS OCCUPIED AS PART OF THE SAN JS0755'JOAQUIN-SACRAMENTO RIVER DELTA GPS/VERTICAL PROJECT. JS0755 JS0755 STATION RECOVERY (1998) JS0755 JS0755'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1998 (CSM) JS0755'THE STATION IS LOCATED ABOUT 5.4 KM (3.35 MI) NORTHEAST OF ROSEVILLE, JS0755'NEAR THE SOUTHWEST EDGE OF ROCKLIN, ON TOP OF AN OUTCROP COVERED KNOLL JS0755'WEST OF THE RAILROAD CROSSING AT FARRON ST. OWNERSHIP--UNKNOWN. TO JS0755'REACH THE STATION FROM THE OVERPASS JUNCTION OF INTERSTATE HIGHWAY 80 JS0755'AND ROCKLIN-TAYLOR RD (EXIT NORTHEAST BOUND LANES) NEAR THE SOUTHEAST JS0755'SIDE OF ROSEVILLE, GO NORTHEASTERLY FOR 2.17 KM (1.35 MI) ON TAYLOR RD JS0755'TO THE INTERSECTION OF SUNSET BOULEVARD AND PACIFIC ST. CONTINUE JS0755'NORTHEAST FOR 0.54 KM (0.35 MI) ON PACIFIC ST TO THE JUNCTION OF JS0755'FARRON ST ON THE LEFT. TURN LEFT, NORTHWEST FOR 0.14 KM (0.10 MI) ON JS0755'FARRON ST TO THE NORTHWEST SIDE OF A RAILROAD CROSSING. TURN LEFT, JS0755'SOUTHWEST FOR ABOUT 20 M (65.6 FT) ALONG THE NORTHWEST SIDE OF THE JS0755'TRACKS TO A TRACK ROAD ON THE RIGHT AT UTILITY POLE 31 A. TURN RIGHT, JS0755'NORTHWEST, THEN WESTERLY FOR ABOUT 0.08 KM (0.05 MI) ON THE TRACK ROAD JS0755'TO THE TOP OF THE HILL AND THE STATION ON THE RIGHT, IN THE LARGE FLAT JS0755'ROCK. STATION IS SET INTO A DRILL HOLE IN THE TOP OF THE SOUTHEAST JS0755'SIDE OF A 35 FT (10.7 M) BY 60 FT (18.3 M) AREA OF ROCK OUTCROP. JS0755'LOCATED 72.3 M (237.2 FT) NORTHWEST OF THE NORTHWEST RAIL, 46.6 M JS0755'(152.9 FT) NORTHWEST OF A FENCE, 8.4 M (27.6 FT) NORTH OF BENCH MARK F JS0755'1200, ABOUT 6 M (19.7 FT) ABOVE THE RAILROAD, ABOUT 0.3 M (1.0 FT) JS0755'ABOVE GROUND AND FLUSH WITH THE TOP OF THE ROCK. JS0755 JS0755 STATION RECOVERY (1999) JS0755 JS0755'RECOVERY NOTE BY FRAME SURVEYING AND MAPPING 1999 (JHF) JS0755'RECOVERED AS DESCRIBED. JS0755 JS0755 STATION RECOVERY (2000) JS0755 JS0755'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2000 (AJL) JS0755'RECOVERED AS DESCRIBED. JS0755 JS0755 STATION RECOVERY (2000) JS0755 JS0755'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 2000 (AJL) JS0755'RECOVERED AS DESCRIBED. JS0755' JS0755 JS0755 STATION RECOVERY (2002) JS0755 JS0755'RECOVERY NOTE BY FRAME SURVEYING AND MAPPING 2002 (JHF) JS0755'RECOVERED AS DESCRIBED.