1 National Geodetic Survey, Retrieval Date = JANUARY 5, 2004 HS3615 *********************************************************************** HS3615 DESIGNATION - M 563 HS3615 PID - HS3615 HS3615 STATE/COUNTY- CA/CONTRA COSTA HS3615 USGS QUAD - ANTIOCH SOUTH (1980) HS3615 HS3615 *CURRENT SURVEY CONTROL HS3615 ___________________________________________________________________ HS3615* NAD 83(1986)- 37 58 46. (N) 121 48 18. (W) SCALED HS3615* NAVD 88 - 57.24 (+/-2cm) 187.8 (feet) VERTCON HS3615 ___________________________________________________________________ HS3615 GEOID HEIGHT- -32.12 (meters) GEOID99 HS3615 HS3615 VERT ORDER - FIRST CLASS II (See Below) HS3615 HS3615.The horizontal coordinates were scaled from a topographic map and have HS3615.an estimated accuracy of +/- 6 seconds. HS3615 HS3615.The NAVD 88 height was computed by applying the VERTCON shift value to HS3615.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HS3615.The vertical order pertains to the NGVD 29 superseded value. HS3615 HS3615.The geoid height was determined by GEOID99. HS3615 HS3615; North East Units Estimated Accuracy HS3615;SPC CA 3 - 664,990. 1,885,360. MT (+/- 180 meters Scaled) HS3615 HS3615 SUPERSEDED SURVEY CONTROL HS3615 HS3615 NGVD 29 (??/??/92) 56.482 (m) 185.31 (f) ADJ UNCH 1 2 HS3615 HS3615.Superseded values are not recommended for survey control. HS3615.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HS3615.See file dsdata.txt to determine how the superseded data were derived. HS3615 HS3615_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFH049042(NAD 83) HS3615_MARKER: DB = BENCH MARK DISK HS3615_SETTING: 66 = SET IN ROCK OUTCROP HS3615_STAMPING: M 563 1957 HS3615_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD HS3615+STABILITY: POSITION/ELEVATION WELL HS3615_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR HS3615+SATELLITE: SATELLITE OBSERVATIONS - November 12, 2003 HS3615 HS3615 HISTORY - Date Condition Report By HS3615 HISTORY - 1957 MONUMENTED CGS HS3615 HISTORY - 1960 GOOD NGS HS3615 HISTORY - 1963 GOOD NGS HS3615 HISTORY - 20031112 GOOD GEOCAC HS3615 HS3615 STATION DESCRIPTION HS3615 HS3615'DESCRIBED BY NATIONAL GEODETIC SURVEY 1960 HS3615'1.6 MI S FROM ANTIOCH. HS3615'0.15 MILE SOUTH ALONG A STREET FROM THE CROSSING OF THE HS3615'SOUTHERN PACIFIC RAILROAD AT ANTIOCH, THENCE 0.15 MILE SOUTHWEST HS3615'ALONG STATE HIGHWAY 4 AND 24 FREEWAY, THENCE 1.3 MILES SOUTH HS3615'ALONG LONE TREE WAY, IN R2E T2N S31, ON THE NORTH SLOPE OF A HS3615'HILL, IN THE TOP OF A 5-BY 15-FOOT OUTCROP, 141 1/2 FEET EAST HS3615'OF THE CENTER LINE OF THE WAY, 120 FEET EAST OF A FENCE, 2.0 HS3615'FEET SOUTHEAST OF A WITNESS POST, AND ABOUT 15 FEET HIGHER THAN HS3615'THE WAY. HS3615 HS3615 STATION RECOVERY (1963) HS3615 HS3615'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 HS3615'RECOVERED IN GOOD CONDITION. HS3615 HS3615 STATION RECOVERY (2003) HS3615 HS3615'RECOVERY NOTE BY GEOCACHING 2003 (CSB) HS3615'DESCRIPTION IS ACCURATE EXCEPT FOR THE FOLLOWING. THE CURRENT ROADBED HS3615'FOR LONE TREE WAY HAS BEEN RECONSTRUCTED AND REROUTED TO THE EAST OF HS3615'THIS MARK. THE OLD LONE TREE WAY IS ABANDONED BUT STILL INTACT AND HS3615'USED AS A RECREATIONAL TRAIL. THE OLD ROADBED CAN BE ACCESSED FROM THE HS3615'WEST SIDE OF THE NEW LONE TREE WAY, ABOUT 290 FEET SOUTH OF THE HS3615'INTERSECTION OF LONE TREE AND JAMES DONLON BLVD. 1 National Geodetic Survey, Retrieval Date = JANUARY 5, 2004 HS3616 *********************************************************************** HS3616 DESIGNATION - N 563 HS3616 PID - HS3616 HS3616 STATE/COUNTY- CA/CONTRA COSTA HS3616 USGS QUAD - ANTIOCH SOUTH (1980) HS3616 HS3616 *CURRENT SURVEY CONTROL HS3616 ___________________________________________________________________ HS3616* NAD 83(1986)- 37 58 39. (N) 121 48 19. (W) SCALED HS3616* NAVD 88 - 63.41 (+/-2cm) 208.0 (feet) VERTCON HS3616 ___________________________________________________________________ HS3616 GEOID HEIGHT- -32.12 (meters) GEOID99 HS3616 HS3616 VERT ORDER - FIRST CLASS II (See Below) HS3616 HS3616.The horizontal coordinates were scaled from a topographic map and have HS3616.an estimated accuracy of +/- 6 seconds. HS3616 HS3616.The NAVD 88 height was computed by applying the VERTCON shift value to HS3616.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HS3616.The vertical order pertains to the NGVD 29 superseded value. HS3616 HS3616.The geoid height was determined by GEOID99. HS3616 HS3616; North East Units Estimated Accuracy HS3616;SPC CA 3 - 664,780. 1,885,330. MT (+/- 180 meters Scaled) HS3616 HS3616 SUPERSEDED SURVEY CONTROL HS3616 HS3616 NGVD 29 (??/??/92) 62.658 (m) 205.57 (f) ADJ UNCH 1 2 HS3616 HS3616.Superseded values are not recommended for survey control. HS3616.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HS3616.See file dsdata.txt to determine how the superseded data were derived. HS3616 HS3616_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFH049039(NAD 83) HS3616_MARKER: DB = BENCH MARK DISK HS3616_SETTING: 66 = SET IN ROCK OUTCROP HS3616_STAMPING: N 563 1957 HS3616_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD HS3616+STABILITY: POSITION/ELEVATION WELL HS3616 HS3616 HISTORY - Date Condition Report By HS3616 HISTORY - 1957 MONUMENTED CGS HS3616 HISTORY - 1960 GOOD NGS HS3616 HISTORY - 1963 GOOD NGS HS3616 HISTORY - 20031112 MARK NOT FOUND GEOCAC HS3616 HS3616 STATION DESCRIPTION HS3616 HS3616'DESCRIBED BY NATIONAL GEODETIC SURVEY 1960 HS3616'1.7 MI S FROM ANTIOCH. HS3616'0.15 MILE SOUTH ALONG A STREET FROM THE CROSSING OF THE HS3616'SOUTHERN PACIFIC RAILROAD AT ANTIOCH, THENCE 0.15 MILE SOUTHWEST HS3616'ALONG STATE HIGHWAY 4 AND 24 FREEWAY, THENCE 1.4 MILES SOUTH HS3616'ALONG LONE TREE WAY, IN R1E T2N S36, ON THE NORTHEAST SLOPE HS3616'OF A LOW HILL, IN THE TOP OF AN OUTCROP WHICH IS FLUSH WITH THE HS3616'GROUND, 126 1/2 FEET WEST OF THE CENTER LINE OF THE WAY, 90.0 HS3616'FEET WEST OF A FENCE, 2.5 FEET NORTHWEST OF A WITNESS POST, HS3616'AND ABOUT 25 FEET HIGHER THAN THE WAY. HS3616 HS3616 STATION RECOVERY (1963) HS3616 HS3616'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 HS3616'RECOVERED IN GOOD CONDITION. HS3616 HS3616 STATION RECOVERY (2003) HS3616 HS3616'RECOVERY NOTE BY GEOCACHING 2003 (CSB) HS3616'MARK NOT FOUND.