1 National Geodetic Survey, Retrieval Date = NOVEMBER 1, 2002 DX1897 *********************************************************************** DX1897 DESIGNATION - 3 B 72 DX1897 PID - DX1897 DX1897 STATE/COUNTY- CA/ORANGE DX1897 USGS QUAD - TUSTIN (1981) DX1897 DX1897 *CURRENT SURVEY CONTROL DX1897 ___________________________________________________________________ DX1897* NAD 83(1986)- 33 44 09. (N) 117 50 42. (W) SCALED DX1897* NAVD 88 - 34.02 (+/-2cm) 111.6 (feet) VERTCON DX1897 ___________________________________________________________________ DX1897 GEOID HEIGHT- -34.82 (meters) GEOID99 DX1897 DX1897 VERT ORDER - FIRST CLASS I (See Below) DX1897 DX1897.The horizontal coordinates were scaled from a topographic map and have DX1897.an estimated accuracy of +/- 6 seconds. DX1897 DX1897.The NAVD 88 height was computed by applying the VERTCON shift value to DX1897.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DX1897.The vertical order pertains to the superseded datum. DX1897 DX1897.The geoid height was determined by GEOID99. DX1897 DX1897; North East Units Estimated Accuracy DX1897;SPC CA 6 - 675,160. 1,852,200. MT (+/- 180 meters Scaled) DX1897 DX1897 SUPERSEDED SURVEY CONTROL DX1897 DX1897 NGVD 29 - 33.303 (m) 109.26 (f) ADJUSTED 1 1 DX1897 DX1897.Superseded values are not recommended for survey control. DX1897.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DX1897.See file dsdata.txt to determine how the superseded data were derived. DX1897 DX1897_MARKER: DD = SURVEY DISK DX1897_SETTING: 30 = WINGWALL DX1897_STAMPING: 3B-72-68 DX1897_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY DX1897_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR DX1897+SATELLITE: SATELLITE OBSERVATIONS - October 09, 2002 DX1897 DX1897 HISTORY - Date Condition Report By DX1897 HISTORY - 1968 MONUMENTED CA-059 DX1897 HISTORY - 1974 GOOD CA-059 DX1897 HISTORY - 20021009 GOOD INDIV DX1897 DX1897 STATION DESCRIPTION DX1897 DX1897'DESCRIBED BY ORANGE COUNTY CALIFORNIA 1968 DX1897'1.1 MI SE FROM SANTA ANA. DX1897'1.1 MILES SOUTHEAST ALONG THE ATCHISON, TOPEKA AND SANTA FE DX1897'RAILWAY FROM THE RAILWAY STATION AT SANTA ANA TO ITS INTERSECTION DX1897'WITH LYON STREET, 30 FEET WEST OF THE CENTER LINE OF THE STREET, DX1897'34 FEET NORTHEAST OF THE NORTHEAST RAIL OF THE MAIN TRACK, 17.5 DX1897'FEET NORTHEAST OF TELEPHONE POLE NUMBER SFE 54, 1 FOOT NORTH OF DX1897'THE SOUTH END OF A CONCRETE HEADWALL OVER A FLOOD CONTROL DX1897'CHANNEL, 1 FOOT LOWER AND 0.70 OF A FOOT WEST OF THE WEST FACE DX1897'OF THE HEADWALL, SET IN THE TOP OF A CONCRETE WINGWALL AT ITS DX1897'JUNCTION WITH THE HEADWALL, ABOUT LEVEL WITH THE TRACK. DX1897 DX1897 STATION RECOVERY (1974) DX1897 DX1897'RECOVERY NOTE BY ORANGE COUNTY CALIFORNIA 1974 DX1897'RECOVERED IN GOOD CONDITION. DX1897 DX1897 STATION RECOVERY (2002) DX1897 DX1897'RECOVERY NOTE BY INDIVIDUAL CONTRIBUTORS 2002 DX1897'33D44.125 -117D50.704. LOCATION AS DESCRIBED, UNDER SOME DEBRIS. 1 National Geodetic Survey, Retrieval Date = NOVEMBER 1, 2002 DX1898 *********************************************************************** DX1898 DESIGNATION - Y 782 RESET DX1898 PID - DX1898 DX1898 STATE/COUNTY- CA/ORANGE DX1898 USGS QUAD - TUSTIN (1981) DX1898 DX1898 *CURRENT SURVEY CONTROL DX1898 ___________________________________________________________________ DX1898* NAD 83(1986)- 33 44 19. (N) 117 51 00. (W) SCALED DX1898* NAVD 88 - 35.33 (+/-2cm) 115.9 (feet) VERTCON DX1898 ___________________________________________________________________ DX1898 GEOID HEIGHT- -34.85 (meters) GEOID99 DX1898 DX1898 VERT ORDER - THIRD (See Below) DX1898 DX1898.The horizontal coordinates were scaled from a topographic map and have DX1898.an estimated accuracy of +/- 6 seconds. DX1898 DX1898.The NAVD 88 height was computed by applying the VERTCON shift value to DX1898.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DX1898.The vertical order pertains to the superseded datum. DX1898 DX1898.The geoid height was determined by GEOID99. DX1898 DX1898; North East Units Estimated Accuracy DX1898;SPC CA 6 - 675,470. 1,851,740. MT (+/- 180 meters Scaled) DX1898 DX1898 SUPERSEDED SURVEY CONTROL DX1898 DX1898 NGVD 29 - 34.62 (m) 113.6 (f) RESET 3 DX1898 DX1898.Superseded values are not recommended for survey control. DX1898.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DX1898.See file dsdata.txt to determine how the superseded data were derived. DX1898 DX1898_MARKER: DB = BENCH MARK DISK DX1898_SETTING: 30 = CURB DX1898_STAMPING: Y 782 1946 RESET 1966 DX1898_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY DX1898_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR DX1898+SATELLITE: SATELLITE OBSERVATIONS - October 10, 2002 DX1898 DX1898 HISTORY - Date Condition Report By DX1898 HISTORY - 1966 MONUMENTED CGS DX1898 HISTORY - 20021010 GOOD INDIV DX1898 DX1898 STATION DESCRIPTION DX1898 DX1898'DESCRIBED BY COAST AND GEODETIC SURVEY 1966 DX1898'AT SANTA ANA. DX1898'ABOUT 1 1/4 MILES SOUTHEAST OF THE CENTER OF SANTA ANA, 0.7 MILE DX1898'SOUTH OF THE INTERSECTION OF E. 4TH STREET AND S. GRAND AVENUE, IN DX1898'THE NORTHWEST CORNER OF THE INTERSECTION OF S. GRAND AVENUE AND DX1898'E. HUNTER STREET, 144.0 FEET SOUTH-SOUTHWEST OF THE RAILROAD DX1898'CROSSING OF S. GRAND AVENUE, 55.0 FEET WEST OF THE CENTER OF DX1898'THE AVENUE, 21.0 FEET NORTH OF THE CENTER OF E. HUNTER STREET, DX1898'AND 1.2 FEET WEST-SOUTHWEST OF A FIRE HYDRANT. THE DISK IS DX1898'CEMENTED IN A DRILL HOLE FLUSH WITH THE TOP OF THE NORTH CURB OF DX1898'E. HUNTER STREET. DX1898 DX1898 STATION RECOVERY (2002) DX1898 DX1898'RECOVERY NOTE BY INDIVIDUAL CONTRIBUTORS 2002 DX1898'N 33 44.314 W 117 51.029. NW CORNER ON GRAND AND HUNTER, AS DESCRIBED. DX1898'