DATABASE = ,PROGRAM = datasheet, VERSION = 7.61 1 National Geodetic Survey, Retrieval Date = SEPTEMBER 7, 2008 HT1331 *********************************************************************** HT1331 DESIGNATION - Y 150 HT1331 PID - HT1331 HT1331 STATE/COUNTY- CA/SAN MATEO HT1331 USGS QUAD - PALO ALTO (1997) HT1331 HT1331 *CURRENT SURVEY CONTROL HT1331 ___________________________________________________________________ HT1331* NAD 83(1986)- 37 27 14. (N) 122 09 45. (W) SCALED HT1331* NAVD 88 - 17.82 (+/-2cm) 58.5 (feet) VERTCON HT1331 ___________________________________________________________________ HT1331 GEOID HEIGHT- -32.53 (meters) GEOID03 HT1331 VERT ORDER - FIRST CLASS II (See Below) HT1331 HT1331.The horizontal coordinates were scaled from a topographic map and have HT1331.an estimated accuracy of +/- 6 seconds. HT1331 HT1331.The NAVD 88 height was computed by applying the VERTCON shift value to HT1331.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HT1331.The vertical order pertains to the NGVD 29 superseded value. HT1331 HT1331.The geoid height was determined by GEOID03. HT1331 HT1331; North East Units Estimated Accuracy HT1331;SPC CA 3 - 607,170. 1,852,920. MT (+/- 180 meters Scaled) HT1331 HT1331 SUPERSEDED SURVEY CONTROL HT1331 HT1331 NGVD 29 (??/??/92) 16.987 (m) 55.73 (f) ADJ UNCH 1 2 HT1331 HT1331.Superseded values are not recommended for survey control. HT1331.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT1331.See file dsdata.txt to determine how the superseded data were derived. HT1331 HT1331_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG740455(NAD 83) HT1331_MARKER: DB = BENCH MARK DISK HT1331_SETTING: 36 = SET IN A MASSIVE STRUCTURE HT1331_SP_SET: BRIDGE HT1331_STAMPING: Y 150 1933 HT1331_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HT1331_SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR HT1331+SATELLITE: SATELLITE OBSERVATIONS - April 16, 2008 HT1331 HT1331 HISTORY - Date Condition Report By HT1331 HISTORY - 1933 MONUMENTED CGS HT1331 HISTORY - 1954 GOOD NGS HT1331 HISTORY - 1967 GOOD NGS HT1331 HISTORY - 20030220 GOOD INDIV HT1331 HISTORY - 20080416 GOOD INDIV HT1331 HT1331 STATION DESCRIPTION HT1331 HT1331'DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 HT1331'AT MENLO PARK. HT1331'AT MENLO PARK, AT THE INTERSECTION OF MIDDLEFIELD ROAD, PALO ALTO HT1331'AVENUE, AND WOODLAND AVENUE, NORTHEAST AND ACROSS MIDDLEFIELD HT1331'ROAD FROM THE PALO ALTO CITY LIMITS SIGN, AT A LARGE CONCRETE HT1331'ARCH BRIDGE OVER SAN FRANCISQUITO CREEK AND UNDER MIDDLEFIELD HT1331'ROAD, IN THE TOP OF THE SOUTHEAST END OF THE NORTHEAST HEAD HT1331'WALL, 17.2 FEET NORTH OF THE NORTH EDGE OF MIDDLEFIELD ROAD, AND HT1331'ABOUT 1 1/2 FEET LOWER THAN THE ROAD. HT1331 HT1331 STATION RECOVERY (1967) HT1331 HT1331'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 HT1331'RECOVERED IN GOOD CONDITION. HT1331 HT1331 STATION RECOVERY (2003) HT1331 HT1331'RECOVERY NOTE BY INDIVIDUAL CONTRIBUTORS 2003 (RWR) HT1331'RECOVERED IN GOOD CONDITION. HT1331 HT1331 STATION RECOVERY (2008) HT1331 HT1331'RECOVERY NOTE BY INDIVIDUAL CONTRIBUTORS 2008 (DBT) HT1331'HANDHELD GPS INDICATED 37 27 14.3 N, 122 09 45.2 W *** retrieval complete. Elapsed Time = 00:00:00