1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 HT1404 *********************************************************************** HT1404 DESIGNATION - DUM RM 5 HT1404 PID - HT1404 HT1404 STATE/COUNTY- CA/SAN MATEO HT1404 USGS QUAD - PALO ALTO (1997) HT1404 HT1404 *CURRENT SURVEY CONTROL HT1404 ___________________________________________________________________ HT1404* NAD 83(1986)- 37 29 53. (N) 122 07 46. (W) SCALED HT1404* NAVD 88 - 4.01 (+/-2cm) 13.2 (feet) VERTCON HT1404 ___________________________________________________________________ HT1404 GEOID HEIGHT- -32.52 (meters) GEOID99 HT1404 HT1404 VERT ORDER - THIRD (See Below) HT1404 HT1404.The horizontal coordinates were scaled from a topographic map and have HT1404.an estimated accuracy of +/- 6 seconds. HT1404 HT1404.The NAVD 88 height was computed by applying the VERTCON shift value to HT1404.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HT1404.The vertical order pertains to the superseded datum. HT1404 HT1404.The geoid height was determined by GEOID99. HT1404 HT1404; North East Units Estimated Accuracy HT1404;SPC CA 3 - 612,020. 1,855,930. MT (+/- 180 meters Scaled) HT1404 HT1404 SUPERSEDED SURVEY CONTROL HT1404 HT1404 NGVD 29 - 3.19 (m) 10.5 (f) RESET 3 HT1404 HT1404.Superseded values are not recommended for survey control. HT1404.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT1404.See file dsdata.txt to determine how the superseded data were derived. HT1404 HT1404_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG769504(NAD 83) HT1404_MARKER: DR = REFERENCE MARK DISK HT1404_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HT1404_STAMPING: DUM 1930 NO 5 1971 HT1404_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HT1404+STABILITY: SURFACE MOTION HT1404 HT1404 HISTORY - Date Condition Report By HT1404 HISTORY - 1971 MONUMENTED NGS HT1404 HT1404 STATION DESCRIPTION HT1404 HT1404'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971 HT1404'0.2 MI SW FROM DUMBARTON BRIDGE. HT1404'0.15 MILE SOUTHWEST ALONG STATE HIGHWAY 84 FROM THE SOUTHWEST HT1404'END OF THE DUMBARTON BRIDGE, 121.2 FEET NORTHEAST OF REFERENCE HT1404'MARK DUM RM 4, 85.5 FEET NORTH OF TRIANGULATION STATION-BENCH HT1404'MARK P 888=DUM, 94.1 FEET NORTHWEST OF THE CENTERLINE OF THE HT1404'HIGHWAY, 29 FEET SOUTHEAST OF THE CENTERLINE OF A GRAVELED ROAD, HT1404'ABOUT 1-1/2 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A HT1404'CONCRETE POST FLUSH WITH THE GROUND. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 AA9705 *********************************************************************** AA9705 DESIGNATION - E 110 RESET AA9705 PID - AA9705 AA9705 STATE/COUNTY- CA/SAN MATEO AA9705 USGS QUAD - SAN MATEO (1997) AA9705 AA9705 *CURRENT SURVEY CONTROL AA9705 ___________________________________________________________________ AA9705* NAD 83(1986)- 37 31 18. (N) 122 16 36. (W) SCALED AA9705* NAVD 88 - 11.76 (+/-2cm) 38.6 (feet) VERTCON AA9705 ___________________________________________________________________ AA9705 GEOID HEIGHT- -32.50 (meters) GEOID99 AA9705 AA9705 VERT ORDER - THIRD (See Below) AA9705 AA9705.The horizontal coordinates were scaled from a topographic map and have AA9705.an estimated accuracy of +/- 6 seconds. AA9705 AA9705.The NAVD 88 height was computed by applying the VERTCON shift value to AA9705.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) AA9705.The vertical order pertains to the superseded datum. AA9705 AA9705.The geoid height was determined by GEOID99. AA9705 AA9705; North East Units Estimated Accuracy AA9705;SPC CA 3 - 614,880. 1,842,960. MT (+/- 180 meters Scaled) AA9705 AA9705 SUPERSEDED SURVEY CONTROL AA9705 AA9705 NGVD 29 - 10.93 (m) 35.9 (f) RESET 3 AA9705 AA9705.Superseded values are not recommended for survey control. AA9705.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. AA9705.See file dsdata.txt to determine how the superseded data were derived. AA9705 AA9705_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG639529(NAD 83) AA9705_MARKER: DV = VERTICAL CONTROL DISK AA9705_SETTING: 31 = SIDEWALK AA9705_STAMPING: E 110 RESET 1993 AA9705_MARK LOGO: NGS AA9705_MAGNETIC: N = NO MAGNETIC MATERIAL AA9705_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY AA9705 AA9705 HISTORY - Date Condition Report By AA9705 HISTORY - 1993 MONUMENTED LOCENG AA9705 AA9705 STATION DESCRIPTION AA9705 AA9705'DESCRIBED BY LOCAL ENGINEER (INDIVIDUAL OR FIRM) 1993 (EU) AA9705'FROM THE INTERSECTION OF EL CAMINO REAL (HIGHWAY 82) AND RALSTON AA9705'AVENUE IN BELMONT, NORTH ALONG EL CAMINO FOR 474 FEET, (144.5 M) 53.70 AA9705'FEET (16.37 M) WEST OF THE CENTERLINE OF EL CAMINO REAL, LOCATED AA9705'INSIDE A UTILITY BOX LABELED MONUMENT, AT THE SOUTHWEST CORNER OF EL AA9705'CAMINO REAL AND HILL STREET IN BELMONT, 24.58 FEET (7.49 M) SOUTH OF AA9705'THE CENTERLINE OF HILL STREET, 1.70 FEET (0.52 M) WEST OF THE STATE AA9705'RIGHT-OF-WAY/BACK WALK ON EL CAMINO REAL (HIGHWAY 82) . 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 HT3821 *********************************************************************** HT3821 DESIGNATION - K 571 RESET HT3821 PID - HT3821 HT3821 STATE/COUNTY- CA/SAN MATEO HT3821 USGS QUAD - SAN FRANCISCO SOUTH (1995) HT3821 HT3821 *CURRENT SURVEY CONTROL HT3821 ___________________________________________________________________ HT3821* NAD 83(1986)- 37 39 32. (N) 122 24 03. (W) SCALED HT3821* NAVD 88 - 5.87 (+/-2cm) 19.3 (feet) VERTCON HT3821 ___________________________________________________________________ HT3821 GEOID HEIGHT- -32.54 (meters) GEOID99 HT3821 HT3821 VERT ORDER - THIRD (See Below) HT3821 HT3821.The horizontal coordinates were scaled from a topographic map and have HT3821.an estimated accuracy of +/- 6 seconds. HT3821 HT3821.The NAVD 88 height was computed by applying the VERTCON shift value to HT3821.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HT3821.The vertical order pertains to the superseded datum. HT3821 HT3821.The geoid height was determined by GEOID99. HT3821 HT3821; North East Units Estimated Accuracy HT3821;SPC CA 3 - 630,320. 1,832,300. MT (+/- 180 meters Scaled) HT3821 HT3821 SUPERSEDED SURVEY CONTROL HT3821 HT3821 NGVD 29 - 5.04 (m) 16.5 (f) RESET 3 HT3821 HT3821.Superseded values are not recommended for survey control. HT3821.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT3821.See file dsdata.txt to determine how the superseded data were derived. HT3821 HT3821_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG528681(NAD 83) HT3821_MARKER: DV = VERTICAL CONTROL DISK HT3821_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT HT3821_STAMPING: K 571 RESET 1982 HT3821_MARK LOGO: NGS HT3821_MAGNETIC: N = NO MAGNETIC MATERIAL HT3821_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO HT3821+STABILITY: SURFACE MOTION HT3821 HT3821 HISTORY - Date Condition Report By HT3821 HISTORY - 1982 MONUMENTED NGS HT3821 HT3821 STATION DESCRIPTION HT3821 HT3821'DESCRIBED BY NATIONAL GEODETIC SURVEY 1982 HT3821'0.5 KM (0.30 MI) NORTHEAST ALONG INDUSTRIAL WAY FROM EAST GRAND HT3821'AVENUE, 6.25 METERS (20.51 FT) WEST FROM THE CENTER OF INDUSTRIAL HT3821'WAY, 20.4 METERS (66.9 FT) SOUTHWEST FROM A FIRE HYDRANT, 22 METERS HT3821'(72.2 FT) NORTHWEST FROM A ENTRANCE TO US STEEL PARKING LOT, 3.1 HT3821'METERS (10.2 FT) EAST OF AN ANGLE IRON RAIL, 0.9 METERS (3.0 FT) HT3821'NORTH OF A TELEPHONE POLE, 0.3 METERS (1.0 FT) SOUTH OF A PLASTIC HT3821'WITNESS POST, FLUSH WITH THE SURFACE, NEAR THE SOUTH END OF A NARROW HT3821'PARKING AREA, ABOUT 20 FEET (6.1 M) EAST OF THE EAST RAIL OF THE HT3821'SOUTHERN PACIFIC RAILROAD, ABOUT 6 FEET (1.8 M) HIGHER THAN THE HT3821'RAILROAD, ABOUT 0.2 KM (0.10 MI) EAST OF US HIGHWAY 101, SET IN THE HT3821'TOP OF A CONCRETE POST FLUSH WITH THE GROUND. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 AB3111 *********************************************************************** AB3111 DESIGNATION - N 875 RESET AB3111 PID - AB3111 AB3111 STATE/COUNTY- CA/SAN MATEO AB3111 USGS QUAD - PALO ALTO (1997) AB3111 AB3111 *CURRENT SURVEY CONTROL AB3111 ___________________________________________________________________ AB3111* NAD 83(1986)- 37 24 44. (N) 122 11 37. (W) SCALED AB3111* NAVD 88 - 55.90 (+/-2cm) 183.4 (feet) VERTCON AB3111 ___________________________________________________________________ AB3111 GEOID HEIGHT- -32.52 (meters) GEOID99 AB3111 AB3111 VERT ORDER - THIRD (See Below) AB3111 AB3111.The horizontal coordinates were scaled from a topographic map and have AB3111.an estimated accuracy of +/- 6 seconds. AB3111 AB3111.The NAVD 88 height was computed by applying the VERTCON shift value to AB3111.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) AB3111.The vertical order pertains to the superseded datum. AB3111 AB3111.The geoid height was determined by GEOID99. AB3111 AB3111; North East Units Estimated Accuracy AB3111;SPC CA 3 - 602,600. 1,850,080. MT (+/- 180 meters Scaled) AB3111 AB3111 SUPERSEDED SURVEY CONTROL AB3111 AB3111 NGVD 29 - 55.05 (m) 180.6 (f) RESET 3 AB3111 AB3111.Superseded values are not recommended for survey control. AB3111.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. AB3111.See file dsdata.txt to determine how the superseded data were derived. AB3111 AB3111_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG713409(NAD 83) AB3111_MARKER: DV = VERTICAL CONTROL DISK AB3111_SETTING: 36 = BRIDGE SIDEWALK AB3111_STAMPING: N 875 RESET 1994 AB3111_MARK LOGO: NGS AB3111_MAGNETIC: N = NO MAGNETIC MATERIAL AB3111_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL AB3111 AB3111 HISTORY - Date Condition Report By AB3111 HISTORY - 1994 MONUMENTED CA-081 AB3111 AB3111 STATION DESCRIPTION AB3111 AB3111'DESCRIBED BY SAN MATEO COUNTY CALIFORNIA 1994 (TGG) AB3111'0.6 MILE (1.0 KM) WEST ALONG SANTA TERESA STREET FROM THE POST OFFICE AB3111'IN STANFORD UNIVERSITY, THENCE 0.4 MILE (0.6 KM) SOUTH ALONG LOS AB3111'ARBOLES AVENUE, THENCE 0.5 MILE (0.8 KM) WEST ALONG JUNIPERO SERRA AB3111'BOULEVARD, THENCE 1.0 MILE (1.6 KM) SOUTH ALONG ALPINE ROAD, AT A AB3111'CONCRETE BRIDGE OVER SAN FRANCISQUITO CREEK, IN THE TOP OF THE SOUTH AB3111'END OF THE WEST CONCRETE SIDEWALK, 23.8 FEET (7.3 M) WEST OF THE AB3111'CENTERLINE OF THE ROAD, AND ABOUT 0.5 FEET (15.2 CM) HIGHER THAN THE AB3111'ROAD. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 HT3825 *********************************************************************** HT3825 DESIGNATION - T 1240 RESET HT3825 PID - HT3825 HT3825 STATE/COUNTY- CA/SAN MATEO HT3825 USGS QUAD - HT3825 HT3825 *CURRENT SURVEY CONTROL HT3825 ___________________________________________________________________ HT3825* NAD 83(1986)- 37 32 52. (N) 122 30 45. (W) SCALED HT3825* NAVD 88 - 11.68 (meters) 38.3 (feet) RESET HT3825 ___________________________________________________________________ HT3825 GEOID HEIGHT- -32.92 (meters) GEOID99 HT3825 HT3825 VERT ORDER - THIRD HT3825 HT3825.The horizontal coordinates were scaled from a topographic map and have HT3825.an estimated accuracy of +/- 6 seconds. HT3825 HT3825.The orthometric height was computed from unverified reset data. HT3825.No vertical observational check was made to the station. HT3825 HT3825.The geoid height was determined by GEOID99. HT3825 HT3825; North East Units Estimated Accuracy HT3825;SPC CA 3 - 618,200. 1,822,180. MT (+/- 180 meters Scaled) HT3825 HT3825 SUPERSEDED SURVEY CONTROL HT3825 HT3825 NGVD 29 - 10.84 (m) 35.6 (f) RESET 3 HT3825 HT3825.Superseded values are not recommended for survey control. HT3825.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT3825.See file dsdata.txt to determine how the superseded data were derived. HT3825 HT3825_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG430557(NAD 83) HT3825_MARKER: DV = VERTICAL CONTROL DISK HT3825_SETTING: 37 = BRIDGE HEADWALL HT3825_STAMPING: T 1240 RESET 1985 HT3825_MARK LOGO: NGS HT3825_MAGNETIC: N = NO MAGNETIC MATERIAL HT3825_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL HT3825 HT3825 HISTORY - Date Condition Report By HT3825 HISTORY - 1985 MONUMENTED CADT HT3825 HT3825 STATION DESCRIPTION HT3825 HT3825'DESCRIBED BY CALTRANS 1985 HT3825'0.05 MILES (0.08 KM) NORTHWEST ALONG SEVENTH STREET FROM THE POST HT3825'OFFICE IN MONTARA, THENCE 0.4 MILES (0.6 KM) NORTH ALONG STATE HT3825'HIGHWAY 1, 0.15 MILE (0.24 KM) NORTH OF THE JUNCTION OF SECOND HT3825'STREET, IN THE TOP AND 4.9 FEET (1.5 M) SOUTH OF THE NORTH END OF THE HT3825'WEST CONCRETE HEADWALL OF A 9 FEET (2.7 M) BY 5 FEET (1.5 M) BY 65 HT3825'FEET (19.8 M) RCB, 34 FEET (10.4 M) WEST OF THE CENTERLINE OF THE HT3825'HIGHWAY, AND ABOUT 3 FEET (0.9 M) LOWER THAN THE HIGHWAY. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 HT1697 *********************************************************************** HT1697 DESIGNATION - Z 151 RESET 1971 HT1697 PID - HT1697 HT1697 STATE/COUNTY- CA/SAN MATEO HT1697 USGS QUAD - PALO ALTO (1997) HT1697 HT1697 *CURRENT SURVEY CONTROL HT1697 ___________________________________________________________________ HT1697* NAD 83(1986)- 37 25 54. (N) 122 12 03. (W) SCALED HT1697* NAVD 88 - 40.71 (+/-2cm) 133.6 (feet) VERTCON HT1697 ___________________________________________________________________ HT1697 GEOID HEIGHT- -32.52 (meters) GEOID99 HT1697 HT1697 VERT ORDER - THIRD (See Below) HT1697 HT1697.The horizontal coordinates were scaled from a topographic map and have HT1697.an estimated accuracy of +/- 6 seconds. HT1697 HT1697.The NAVD 88 height was computed by applying the VERTCON shift value to HT1697.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HT1697.The vertical order pertains to the superseded datum. HT1697 HT1697.The geoid height was determined by GEOID99. HT1697 HT1697; North East Units Estimated Accuracy HT1697;SPC CA 3 - 604,770. 1,849,480. MT (+/- 180 meters Scaled) HT1697 HT1697 SUPERSEDED SURVEY CONTROL HT1697 HT1697 NGVD 29 - 39.87 (m) 130.8 (f) RESET 3 HT1697 HT1697.Superseded values are not recommended for survey control. HT1697.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT1697.See file dsdata.txt to determine how the superseded data were derived. HT1697 HT1697_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG707430(NAD 83) HT1697_MARKER: DB = BENCH MARK DISK HT1697_SETTING: 30 = CATCH BASIN HT1697_STAMPING: Z 151 RESET 1971 HT1697_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HT1697 HT1697 HISTORY - Date Condition Report By HT1697 HISTORY - 1971 MONUMENTED NGS HT1697 HT1697 STATION DESCRIPTION HT1697 HT1697'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971 HT1697'0.6 MI SE FROM ATHERTON. HT1697'0.6 MILE SOUTHEAST ALONG ALAMEDA DE LAS PULGAS FROM LOS LOMITOS HT1697'ELEMENTARY SCHOOL AT ATHERTON, 2.2 MILES NORTHWEST OF THE POST HT1697'OFFICE AT STANFORD UNIVERSITY, AT THE INTERSECTION OF AVY AVENUE, HT1697'AT THE SOUTH CORNER OF THE INTERSECTION, SET IN THE TOP OF A HT1697'CONCRETE CURB ABOVE A 2X3-FOOT BY 5-FOOT DEEP CONCRETE CATCH HT1697'BASIN, 25.8 FEET SOUTHWEST OF THE PROJECTION OF THE SOUTHWEST HT1697'CURB LINE OF THE ALAMEDA, 38.3 FEET NORTHEAST OF A POWERLINE HT1697'POLE, 1.4 FEET SOUTHEAST OF THE SOUTHEAST CORNER OF THE CATCH HT1697'BASIN GRATE, 1.4 FEET SOUTHEAST OF THE SOUTHEAST CURB OF AVY HT1697'AVENUE AND FLUSH WITH THE CONCRETE SIDEWALK. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 AA4346 *********************************************************************** AA4346 DESIGNATION - Z 591 RESET AA4346 PID - AA4346 AA4346 STATE/COUNTY- CA/SAN MATEO AA4346 USGS QUAD - PALO ALTO (1997) AA4346 AA4346 *CURRENT SURVEY CONTROL AA4346 ___________________________________________________________________ AA4346* NAD 83(1986)- 37 28 20. (N) 122 09 15. (W) SCALED AA4346* NAVD 88 - 4.99 (+/-2cm) 16.4 (feet) VERTCON AA4346 ___________________________________________________________________ AA4346 GEOID HEIGHT- -32.54 (meters) GEOID99 AA4346 AA4346 VERT ORDER - THIRD (See Below) AA4346 AA4346.The horizontal coordinates were scaled from a topographic map and have AA4346.an estimated accuracy of +/- 6 seconds. AA4346 AA4346.The NAVD 88 height was computed by applying the VERTCON shift value to AA4346.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) AA4346.The vertical order pertains to the superseded datum. AA4346 AA4346.The geoid height was determined by GEOID99. AA4346 AA4346; North East Units Estimated Accuracy AA4346;SPC CA 3 - 609,190. 1,853,690. MT (+/- 180 meters Scaled) AA4346 AA4346 SUPERSEDED SURVEY CONTROL AA4346 AA4346 NGVD 29 - 4.17 (m) 13.7 (f) RESET 3 AA4346 AA4346.Superseded values are not recommended for survey control. AA4346.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. AA4346.See file dsdata.txt to determine how the superseded data were derived. AA4346 AA4346_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG747475(NAD 83) AA4346_MARKER: DV = VERTICAL CONTROL DISK AA4346_SETTING: 31 = CURB AA4346_STAMPING: Z 591 RESET 1971 AA4346_MARK LOGO: NGS AA4346_MAGNETIC: N = NO MAGNETIC MATERIAL AA4346_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY AA4346 AA4346 HISTORY - Date Condition Report By AA4346 HISTORY - 1971 MONUMENTED CADT AA4346 AA4346 STATION DESCRIPTION AA4346 AA4346'DESCRIBED BY CALTRANS 1971 (ERB) AA4346'IN MENLO PARK, 0.2 MILE (0.3 KM) NORTH OF WILLOW ROAD OVERPASS OVER AA4346'BAYSHORE HIGHWAY (US 101) AT THE INTERSECTION OF WILLOW ROAD AND AA4346'NEWBRIDGE STREET AT A MOBIL SERVICE STATION, AT THE SOUTH END OF THE AA4346'WILLOW ROAD DRIVEWAY ENTRANCE TO THE SERVICE STATION ON TOP OF THE AA4346'CONCRETE CURB. 1 National Geodetic Survey, Retrieval Date = JANUARY 6, 2003 HT1393 *********************************************************************** HT1393 DESIGNATION - Z 591 RESET 1974 HT1393 PID - HT1393 HT1393 STATE/COUNTY- CA/SAN MATEO HT1393 USGS QUAD - PALO ALTO (1997) HT1393 HT1393 *CURRENT SURVEY CONTROL HT1393 ___________________________________________________________________ HT1393* NAD 83(1986)- 37 28 20. (N) 122 09 15. (W) SCALED HT1393* NAVD 88 - 4.98 (+/-2cm) 16.3 (feet) VERTCON HT1393 ___________________________________________________________________ HT1393 GEOID HEIGHT- -32.54 (meters) GEOID99 HT1393 HT1393 VERT ORDER - THIRD (See Below) HT1393 HT1393.The horizontal coordinates were scaled from a topographic map and have HT1393.an estimated accuracy of +/- 6 seconds. HT1393 HT1393.The NAVD 88 height was computed by applying the VERTCON shift value to HT1393.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HT1393.The vertical order pertains to the superseded datum. HT1393 HT1393.The geoid height was determined by GEOID99. HT1393 HT1393; North East Units Estimated Accuracy HT1393;SPC CA 3 - 609,190. 1,853,690. MT (+/- 180 meters Scaled) HT1393 HT1393 SUPERSEDED SURVEY CONTROL HT1393 HT1393 NGVD 29 - 4.16 (m) 13.6 (f) RESET 3 HT1393 HT1393.Superseded values are not recommended for survey control. HT1393.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HT1393.See file dsdata.txt to determine how the superseded data were derived. HT1393 HT1393_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG747475(NAD 83) HT1393_MARKER: DB = BENCH MARK DISK HT1393_SETTING: 30 = SIDEWALK HT1393_STAMPING: Z 591 RESET 1974 HT1393_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY HT1393 HT1393 HISTORY - Date Condition Report By HT1393 HISTORY - 1974 MONUMENTED CADPW HT1393 HISTORY - 1975 GOOD NGS HT1393 HT1393 STATION DESCRIPTION HT1393 HT1393'DESCRIBED BY NATIONAL GEODETIC SURVEY 1975 HT1393'AT MENLO PARK. HT1393'AT MENLO PARK, 0.2 MILE NORTH OF WILLOW ROAD OVERPASS OVER HT1393'BAYSHORE HIGHWAY (U.S. HIGHWAY 101), AT THE INTERSECTION OF WILLOW HT1393'ROAD AND NEW BRIDGE ST., AT A MOBIL SERVICE STATION. IN TOP HT1393'OF WEST CONCRETE SIDEWALK, 0.5 FEET BACK OF CURB, AT SOUTH END HT1393'OF DRIVEWAY ENTRANCE, 83.5 FEET SOUTH OF THE SOUTH CURB OF HT1393'NEW BRIDGE ST., 39 FEET EAST OF THE EAST MEDIAN CURB, 0.7 FEET HT1393'HIGHER THAN THE ROAD.