National Geodetic Survey, Retrieval Date = JULY 26, 2007 JS3936 *********************************************************************** JS3936 DESIGNATION - REBA JS3936 PID - JS3936 JS3936 STATE/COUNTY- CA/ALPINE JS3936 USGS QUAD - MOKELUMNE PEAK (1979) JS3936 JS3936 *CURRENT SURVEY CONTROL JS3936 ___________________________________________________________________ JS3936* NAD 83(1992)- 38 30 32.29070(N) 120 00 59.20024(W) ADJUSTED JS3936* NAVD 88 - 2695.7 (meters) 8844. (feet) VERTCON JS3936 ___________________________________________________________________ JS3936 EPOCH DATE - 1991.35 JS3936 LAPLACE CORR- 7.51 (seconds) DEFLEC99 JS3936 GEOID HEIGHT- -24.20 (meters) GEOID03 JS3936 JS3936 HORZ ORDER - SECOND JS3936 JS3936.The horizontal coordinates were established by classical geodetic methods JS3936.and adjusted by the National Geodetic Survey in March 1994. JS3936.The horizontal coordinates are valid at the epoch date displayed above. JS3936.The epoch date for horizontal control is a decimal equivalence JS3936.of Year/Month/Day. JS3936 JS3936.The NAVD 88 height was computed by applying the VERTCON shift value to JS3936.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) JS3936 JS3936.The Laplace correction was computed from DEFLEC99 derived deflections. JS3936 JS3936.The geoid height was determined by GEOID03. JS3936 JS3936; North East Units Scale Factor Converg. JS3936;SPC CA 2 - 595,388.903 2,172,989.748 MT 0.99996481 +1 15 02.0 JS3936;SPC CA 2 - 1,953,371.76 7,129,217.20 sFT 0.99996481 +1 15 02.0 JS3936;UTM 10 - 4,266,508.274 760,154.096 MT 1.00043356 +1 51 31.4 JS3936;UTM 11 - 4,266,601.873 236,977.516 MT 1.00045204 -1 52 45.2 JS3936 JS3936! - Elev Factor x Scale Factor = Combined Factor JS3936!SPC CA 2 - 0.99958100 x 0.99996481 = 0.99954583 JS3936!UTM 10 - 0.99958100 x 1.00043356 = 1.00001438 JS3936!UTM 11 - 0.99958100 x 1.00045204 = 1.00003285 JS3936 JS3936|---------------------------------------------------------------------| JS3936| PID Reference Object Distance Geod. Az | JS3936| dddmmss.s | JS3936| DA9609 REBA RM 1 14.423 METERS 04351 | JS3936| DA9610 REBA RM 2 12.296 METERS 16006 | JS3936| JS3957 REBA CADH 1972 AZ MK APPROX. 1.4 KM 1745358.6 | JS3936|---------------------------------------------------------------------| JS3936 JS3936 SUPERSEDED SURVEY CONTROL JS3936 JS3936 NAD 83(1986)- 38 30 32.25743(N) 120 00 59.19579(W) AD(1984.00) 2 JS3936 NAD 27 - 38 30 32.58004(N) 120 00 55.52738(W) AD( ) 2 JS3936 NGVD 29 (07/19/86) 2694.4 (m) 8840. (f) VERT ANG JS3936 JS3936.Superseded values are not recommended for survey control. JS3936.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. JS3936.See file dsdata.txt to determine how the superseded data were derived. JS3936 JS3936_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SGH6015466508(NAD 83) JS3936_MARKER: DD = SURVEY DISK JS3936_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT JS3936_SP_SET: TOP OF SQUARE CONCRETE MONUMENT JS3936 JS3936 HISTORY - Date Condition Report By JS3936 HISTORY - 1972 MONUMENTED CADT JS3936 HISTORY - 19870928 GOOD CADT JS3936 JS3936 STATION DESCRIPTION JS3936 JS3936'DESCRIBED BY CALTRANS 1972 (RMB) JS3936'THE STATION IS LOCATED ON THE HIGH POINT OF A LONG RIDGE IN THE JS3936'STANISLAUS NATIONAL FOREST. IT IS NEAR A PORTABLE FOREST SERVICE JS3936'FIRE LOOKOUT STATION KNOWN AS MT. REBA LOOKOUT. IT IS 3.6 MILES JS3936'NORTH-NORTHEAST OF BEAR VALLEY AND ABOUT 0.7 MILE EAST OF THE JS3936'MOUNT REBA SKI AREA. IT LIES IN THE NORTHEAST QUARTER OF SECTION JS3936'32,T8N,R18E MOUNT DIABLO MERIDIAN. JS3936' JS3936'TO REACH THE STATION FROM THE INTERSECTION OF STATE ROUTE 4 AND JS3936'BEAR VALLEY ROAD GO 2.1 MILES NORTHEAST ON ROUTE 4 AND TURN LEFT ON JS3936'MT. REBA ROAD. GO NORTHERLY 0.1 MILE AND TURN RIGHT ON A JS3936'DIRT ROAD AT A SIGN LAKE VALLEY TRAIL, GO ABOUT 150 YARDS TO A JS3936'WIRE GATE AND A SIGN MT. REBA LOOKOUT 3, PASS THROUGH THE GATE AND JS3936'CONTINUE NORTHEAST 0.1 MILE TO A FORK, TAKE THE LEFT FORK JS3936'AND GO 1.1 MILES NORTHEAST TO THE AZIMUTH MARK ON THE RIGHT, JS3936'CONTINUE NORTHERLY 1.6 MILES TO A FORK, TAKE THE RIGHT FORK AND GO JS3936'NORTH 0.2 MILE TO THE TOP OF THE RIDGE AND THE STATION. JS3936' JS3936'THE STATION MARK IS A CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK, JS3936'STAMPED REBA 1971, SET IN AN ELEVEN INCH DIAMETER CONCRETE CYLINDER JS3936'0.6 FOOT BELOW GROUND. IT IS LOCATED 39 FEET SOUTH OF AND 8.6 FEET JS3936'LOWER THAN A LARGE BOULDER THAT IS THE HIGHEST POINT IN THE JS3936'VICINITY, AND 5 FEET SOUTHEAST OF A JS3936' JS3936'THE UNDERGROUND STATION MARK IS A CALIFORNIA DIVISION OF HIGHWAYS JS3936'BRASS DISK, STAMPED REBA 1971, SET IN THE CENTER OF A MASS OF JS3936'CONCRETE 3.2 FEET BELOW GROUND. JS3936' JS3936'REFERENCE MARK 1 IS A CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK, JS3936'STAMPED REBA RM 1 1971, EPOXIED IN A DRILL HOLE IN A BOULDER JS3936'THAT PROJECTS 0.8 FOOT ABOVE GROUND. IT IS 18.8 FEET EAST OF AND JS3936'5.8 FEET LOWER THAN THE PREVIOUSLY MENTIONED LARGE BOULDER AND 2.8 JS3936'HIGHER THAN THE STATION. JS3936' JS3936'REFERENCE MARK 2 IS A CALIFORNIA DIVISION OF HIGHWAYS BRASS JS3936'DISK, STAMPED REBA RM 2 1971, EPOXIED IN A DRILL HOLE IN A BOULDER JS3936'THAT PROJECTS 2 FEET ABOVE GROUND. IT IS 75 FEET SOUTH OF THE JS3936'HIGHEST POINT ON THE HILL AND 2.7 FEET LOWER THAN THE STATION. JS3936' JS3936'THE AZIMUTH MARK IS A CALIFORNIA DIVISION OF HIGHWAYS BRASS DISK, JS3936'STAMPED REBA AZI MK 1971, EPOXIED IN A DRILL HOLE IN A BOULDER JS3936'THAT PROJECTS 0.3 FOOT ABOVE GROUND. IT IS LOCATED 35 FEET SOUTH JS3936'OF A 36 X 48 INCH DOUBLE TRUNKED FIR TREE AND 23 FEET EAST OF THE JS3936'ROAD CENTERLINE. JS3936 JS3936 STATION RECOVERY (1987) JS3936 JS3936'RECOVERY NOTE BY CALTRANS 1987 (PG) JS3936'RECOVERED IN GOOD CONDITION.