National Geodetic Survey, Retrieval Date = NOVEMBER 13, 2000 DC1882 *********************************************************************** DC1882 DESIGNATION - PAH DC1882 PID - DC1882 DC1882 STATE/COUNTY- CA/IMPERIAL DC1882 USGS QUAD - IN-KO-PAH GORGE (1975) DC1882 DC1882 *CURRENT SURVEY CONTROL DC1882 ___________________________________________________________________ DC1882* NAD 83(1992)- 32 42 43.32018(N) 116 03 40.09649(W) ADJUSTED DC1882* NAVD 88 - 529.3 (meters) 1737. (feet) VERTCON DC1882 ___________________________________________________________________ DC1882 EPOCH DATE - 1991.35 DC1882 LAPLACE CORR- -6.37 (seconds) DEFLEC99 DC1882 GEOID HEIGHT- -33.27 (meters) GEOID99 DC1882 DC1882 HORZ ORDER - SECOND DC1882 DC1882.The horizontal coordinates were established by classical geodetic methods DC1882.and adjusted by the National Geodetic Survey in June 1996. DC1882.The horizontal coordinates are valid at the epoch date displayed above. DC1882.The epoch date for horizontal control is a decimal equivalence DC1882.of Year/Month/Day. DC1882 DC1882.The NAVD 88 height was computed by applying the VERTCON shift value to DC1882.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DC1882 DC1882.The Laplace correction was computed from DEFLEC99 derived deflections. DC1882 DC1882.The geoid height was determined by GEOID99. DC1882 DC1882; North East Units Scale Converg. DC1882;SPC CA 6 - 1,838,903.76 6,619,760.69 sFT 1.00001263 +0 06 13.6 DC1882;SPC CA 6 - 560,498.987 2,017,707.095 MT 1.00001263 +0 06 13.6 DC1882;UTM 11 - 3,619,753.288 587,990.033 MT 0.99969547 +0 30 26.7 DC1882 DC1882: Primary Azimuth Mark Grid Az DC1882:SPC CA 6 - GORGE 173 44 05.3 DC1882:UTM 11 - GORGE 173 19 52.2 DC1882 DC1882|---------------------------------------------------------------------| DC1882| PID Reference Object Distance Geod. Az | DC1882| dddmmss.s | DC1882| DC1879 GORGE APPROX. 2.0 KM 1735018.9 | DC1882| PAH RM 2 26347 | DC1882| PAH RM 1 33415 | DC1882|---------------------------------------------------------------------| DC1882 DC1882 SUPERSEDED SURVEY CONTROL DC1882 DC1882 NAD 83(1986)- 32 42 43.32132(N) 116 03 40.10160(W) AD(1984.00) 2 DC1882 NAD 27 - 32 42 43.10040(N) 116 03 37.04810(W) AD( ) 2 DC1882 NGVD 29 - 528.5 (m) 1734. (f) VERT ANG DC1882 DC1882.Superseded values are not recommended for survey control. DC1882.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DC1882.See file dsdata.txt to determine how the superseded data were derived. DC1882 DC1882_MARKER: DD = SURVEY DISK DC1882_SETTING: 80 = SET IN A BOULDER DC1882_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO DC1882+STABILITY: SURFACE MOTION DC1882 DC1882 HISTORY - Date Condition Recov. By DC1882 HISTORY - 1958 MONUMENTED CADH DC1882 HISTORY - 1981 GOOD CADT DC1882 DC1882 STATION DESCRIPTION DC1882 DC1882'DESCRIBED BY CA DIV OF HIGHWAYS 1958 DC1882'STATION PAH IS LOCATED ABOUT 9.9 AIR MILES, APPROXIMATELY N 50 DC1882'DEG E, FROM THE TOWN OF JACUMBA. AND ABOUT 4.2 AIR MILES, DC1882'APPROXIMATELY S 65 DEG W, OF THE POST OFFICE IN OCOTILLO. DC1882' DC1882'TO FIND THE POST OFFICE IN JACUMBA GO E ON HIGHWAY 80 FOR DC1882'14.2 MI. TO ENGR. STA. IMP. 12A (THIS POINT IS 3.5 MI. W ON DC1882'HIGHWAY 80 FROM THE OCOTILLO POST OFFICE). HERE TAKE A DC1882'SANDY ROAD TURNING NE FROM THE HIGHWAY. GO FOR 0.2 MI. TO DC1882'A FORK, TURN NW AND CONTINUE FOR 0.4 MI. FARTHER TO A ROAD LEFT DC1882'(W). TAKE THIS ROAD, WHICH RUNS ALONG THE S SIDE OF A RAILROAD. DC1882'PROCEED FOR 0.5 MI. FARTHER - ROAD LEAVES RAILROAD TURNING DC1882'SW. CONTINUE FOR 1.1 MI. (SANDY, WINDING ROAD) TO THE MOUTH DC1882'OF A WIDE FLAT VALLEY LEADING SE. TURN (LEFT) UP THIS DC1882'VALLEY. CONTINUE FOR 1.0 MI. FARTHER, FOLLOWING ALONG THE E DC1882'SIDE OF VALLEY, TO A POINT ABOUT 300 YDS. SHORT OF A DC1882'SHARP BEND TO THE W IN THE VALLEY. THIS IS THE END OF JEEP DC1882'TRAVEL. CLIMB THE ROCKY RIDGE WHICH LIES TO THE E. DC1882'STATION PAH IS AT THE SE END OF THE RIDGE, ABOUT 300 FT. DC1882'SE OF THE HIGH POINT (ABOUT 30-MIN. PACK). DC1882' DC1882'ALL DISKS ARE LOCATED AND SET AS SHOWN BY THE ABOVE DIRECTIONS, DC1882'DISTANCES AND NOTES. DC1882' DC1882'THE MARKS ARE CALIFORNIA, DIVISION OF HIGHWAYS TWO-INCH DC1882'BRASS DISKS STAMPED, PAH USC AND GS 1958, PAH R.M. 1 USC AND DC1882'GS 1958 AND PAH R.M. 2 USC AND GS 1958. DC1882 DC1882 STATION RECOVERY (1981) DC1882 DC1882'RECOVERY NOTE BY CALTRANS 1981 (ATD) DC1882'THE STATION WAS OCCUPIED BY THE LIGHTKEEPER AND NO DIRECTIONS WERE DC1882'TAKEN. DC1882' DC1882'THE STATION MARK, RM 1 AND RM 2 WERE FOUND IN GOOD CONDITION. DC1882' DC1882'A NEW DESCRIPTION FOLLOWS-- DC1882' DC1882'TO REACH FROM THE INTERSECTION OF INTERSTATE 8 AND IMPERIAL HIGHWAY IN DC1882'OCOTILLO, GO WEST ON I-8 FOR 5.8 MILES TO THE BEGINNING OF A TURN DC1882'(CURVE) TO THE RIGHT AND A TURN OUT ON THE RIGHT SIDE OF THE ROAD. DC1882'THIS IS THE END OF TRUCK TRAVEL. BEGIN PACK AT THE SOUTH END OF THE DC1882'CUT BANK ON THE LEFT, SOUTHEAST, SIDE OF THE ROAD. ASCEND NORTHERLY DC1882'TO TOP OF CUT BANK ABOUT 1000 FEET TO A WASH BEARING NORTHEAST. DC1882'FOLLOW WASH 1300 FEET TO A PLATEAU WITH 3 PEAKS TO THE NORTH. THE DC1882'STATION IS ON THE EASTERN MOST PEAK, ABOUT 450 FEET NORTH-NORTHEAST, DC1882'ON THE HIGHEST POINT OF THE PEAK, SECTION CORNER 4,3,10,9, WAS FOUND DC1882'400 FEET SOUTH OF THE STATION. DC1882' DC1882'STATION MARK IS A STANDARD CADH 2 INCH BRASS DISK STAMPED---PAH USC+GS DC1882'1958---CEMENTED IN A DRILL HOLE IN A LARGE BOULDER AT HIGHEST POINT OF DC1882'THE HILL. DC1882' DC1882'RM 1 NNW, IS A STANDARD CADH 2 INCH BRASS DISK STAMPED---PAH RM 1 DC1882'USC+GS 1958---CEMENTED IN A DRILL HOLE IN A BOULDER 2 FEET ABOVE DC1882'GROUND, 7 FEET LOWER THAN THE STATION MARK. DC1882' DC1882'RM 2, W, IS A STANDARD CADH 2 INCH BRASS DISK STAMPED---PAH RM 2 DC1882'USC+GS 1958---CEMENTED IN A DRILL HOLE IN ROCK LEVEL WITH THE GROUND, DC1882'6 FEET LOWER THAN THE STATION MARK.