National Geodetic Survey, Retrieval Date = NOVEMBER 1, 1999 EV3139 *********************************************************************** EV3139 DESIGNATION - CRAFT EV3139 PID - EV3139 EV3139 STATE/COUNTY- CA/SAN BERNARDINO EV3139 USGS QUAD - BUTLER PEAK (1988) EV3139 EV3139 *CURRENT SURVEY CONTROL EV3139 ___________________________________________________________________ EV3139* NAD 83(1992)- 34 15 23.67282(N) 117 00 27.97066(W) ADJUSTED EV3139* NAVD 88 - 2603.2 (meters) 8541. (feet) VERTCON EV3139 ___________________________________________________________________ EV3139 EPOCH DATE - 1991.35 EV3139 LAPLACE CORR- 7.55 (seconds) DEFLEC99 EV3139 GEOID HEIGHT- -30.31 (meters) GEOID99 EV3139 EV3139 HORZ ORDER - FIRST EV3139 EV3139.The horizontal coordinates were established by classical geodetic methods EV3139.and adjusted by the National Geodetic Survey in June 1996. EV3139.The horizontal coordinates are valid at the epoch date displayed above. EV3139.The epoch date for horizontal control is a decimal equivalence EV3139.of Year/Month/Day. EV3139 EV3139.The NAVD 88 height was computed by applying the VERTCON shift value to EV3139.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EV3139 EV3139.The Laplace correction was computed from DEFLEC99 derived deflections. EV3139 EV3139.The geoid height was determined by GEOID99. EV3139 EV3139; North East Units Scale Converg. EV3139;SPC CA 5 - 1,917,234.70 6,861,486.43 sFT 0.99995912 +0 33 56.1 EV3139;SPC CA 5 - 584,374.306 2,091,385.246 MT 0.99995912 +0 33 56.1 EV3139;UTM 11 - 3,790,605.214 499,284.656 MT 0.99960001 -0 00 15.7 EV3139 EV3139: Primary Azimuth Mark Grid Az EV3139:SPC CA 5 - KELLER 209 14 26.9 EV3139:UTM 11 - KELLER 209 48 38.7 EV3139 EV3139|---------------------------------------------------------------------| EV3139| PID Reference Object Distance Geod. Az | EV3139| dddmmss.s | EV3139| CRAFT RM 2 7.060 METERS 08426 | EV3139| EV3152 KELLER APPROX. 7.7 KM 2094823.0 | EV3139| CRAFT RM 1 4.895 METERS 29232 | EV3139|---------------------------------------------------------------------| EV3139 EV3139 SUPERSEDED SURVEY CONTROL EV3139 EV3139 NAD 83(1986)- 34 15 23.67390(N) 117 00 27.97585(W) AD(1984.00) 1 EV3139 NAD 27 - 34 15 23.64900(N) 117 00 24.84400(W) AD( ) 1 EV3139 NGVD 29 - 2602.1 (m) 8537. (f) VERT ANG EV3139 EV3139.Superseded values are not recommended for survey control. EV3139.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EV3139.See file dsdata.txt to determine how the superseded data were derived. EV3139 EV3139_MARKER: DS = TRIANGULATION STATION DISK EV3139_SETTING: 66 = SET IN ROCK OUTCROP EV3139_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD EV3139+STABILITY: POSITION/ELEVATION WELL EV3139 EV3139 HISTORY - Date Condition Recov. By EV3139 HISTORY - 1929 MONUMENTED CGS EV3139 HISTORY - 1945 MARK NOT FOUND USGS EV3139 HISTORY - 1945 GOOD CGS EV3139 HISTORY - 1954 GOOD CGS EV3139 HISTORY - 1959 GOOD CGS EV3139 HISTORY - 1973 GOOD NGS EV3139 EV3139 STATION DESCRIPTION EV3139 EV3139'DESCRIBED BY COAST AND GEODETIC SURVEY 1929 (GLB) EV3139'ABOUT 8 MILES EAST OF EAST END OF BIG BEAR LAKE, ON HIGHEST EV3139'POINT OF BUTLER PEAK IN THE SAN BERNARDINO MOUNTAINS, AND EV3139'ABOUT 4 FEET WEST OF UNITED STATES GEOLOGICAL SURVEY CAIRN. EV3139'TO REACH FROM FAWNSKIN ON NORTHERN SIDE OF BIG BEAR LAKE GO EV3139'4.5 MILES ON HOLCOMB VALLEY ROAD, GO SOUTH UP SLOPE TO SUMMIT EV3139'OF RIDGE, AND GO ALONG RIDGE TO HIGHEST POINT, WHICH IS VISIBLE EV3139'FROM ALMOST ANYWHERE ON RIDGE AS A RAGGED LEDGE ABOUT 100 EV3139'FEET ABOVE SURROUNDING GROUND. MARKED BY STANDARD STATION EV3139'DISK IN BEDROCK. REFERENCE MARKS ARE STANDARD EV3139'REFERENCE DISKS IN BEDROCK. REFERENCE MARK NO. 1 IS 4.896 METERS EV3139'(16.06 FEET) FROM STATION N 67 DEG 28 MIN W. REFERENCE MARK NO. 2 IS EV3139'7.060 METERS (23.16 FEET) FROM STATION N 84 DEG 26 MIN E. EV3139 EV3139 STATION RECOVERY (1945) EV3139 EV3139'RECOVERY NOTE BY US GEOLOGICAL SURVEY 1945 EV3139'EVIDENT ERROR IN DIRECTION FROM BEAR LAKE, DESCRIPTION SHOULD EV3139'READ ABOUT 3 MILES WEST OF WEST END OF (BIG) BEAR LAKE,--- EV3139' EV3139'STATION NOT VISITED BY THIS PARTY, BUT ERROR IN DESCRIPTION EV3139'WAS DISCOVERED IN CHECKING LOCATION OF STATION ON TOPOGRAPHIC EV3139'MAP AND ON RECENT AERIAL PHOTOGRAPHS. EV3139 EV3139 STATION RECOVERY (1945) EV3139 EV3139'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1945 (MLN) EV3139'RECOVERED AS DESCRIBED WITH STATION MARK IN GOOD CONDITION. EV3139'REFERNCE MARK 1 WAS FOUND IN PLACE NEAR STAIRWAY LEADING TO EV3139'FIRE LOOKOUT TOWER. NO SEARCH WAS MADE FOR REFERENCE MARK 2. EV3139' EV3139'A FIRE LOOKOUT TOWER 14 FEET SQUARE HAS BEEN ERECTED OVER THE EV3139'STATION MARK BUT APPEARS TO BE CENTERED OVER THE MARK. EV3139' EV3139'A ROAD HAS BEEN CONSTRUCTED TO WITHIN ABOUT 200 FEET OF THE EV3139'SUMMIT, WITH A TRAIL AND STAIRWAY TO THE LOOKOUT TOWER. THE EV3139'ROAD STARTS FROM THE HOLCOMB VALLEY ROAD ABOUT 3 MILES FROM EV3139'FAWNSKIN. EV3139 EV3139 STATION RECOVERY (1954) EV3139 EV3139'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1954 (EGR) EV3139'FOUND STATION MARK AND REFERENCE MARKS IN GOOD CONDITION. EV3139'THERE IS NOW A U.S. FORESTRY SERVICE LOOKOUT TOWER APPROXIMATELY EV3139'CENTERED OVER THE STATION MARK. BOTTOM OF FLOOR GIRDER OF TOWER EV3139'IS APPROXIMATELY 9 IN ABOVE STATION MARK. STAMPING IN STATION EV3139'AND REFERENCE MARK DISCS IS CRAFTS 1928. THERE IS NOW AN EV3139'EARTH ROAD THAT LEADS OFF THE HOLCOMB VALLEY ROAD TO THE BASE EV3139'OF THE RAGGED LEDGE ON WHICH THE STATION IS LOCATED. DISTANCE EV3139'FROM HOLCOMB VALLEY ROAD TO BASE OF RAGGED LEDGE VIA EARTH EV3139'ROAD IS APPROXIMATELY 2-3/4 MILES. IT IS A 10 MINUTE HIKE EV3139'FROM BASE OF ROCK LEDGE TO STATION SITE. EV3139 EV3139 STATION RECOVERY (1959) EV3139 EV3139'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1959 (JAH) EV3139'THE STATION AND BOTH REFERENCE MARKS WERE RECOVERED IN GOOD EV3139'CONDITION. EV3139 EV3139 STATION RECOVERY (1973) EV3139 EV3139'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1973 EV3139'THE STATION MARK AND REFERENCE MARKS 1 AND 2 WERE RECOVERED IN EV3139'GOOD CONDITION, AND AS DESCRIBED. THE MARKS ARE STANDARD COAST EV3139'AND GEODETIC SURVEY DISKS STAMPED CRAFTS 1928, CRAFTS NO 1 1928 EV3139'AND CRAFTS NO 2 1928. THE STATION CAN NO LONGER BE OCCUPIED EV3139'WITH A THEODOLITE AS IT IS 9 INCHES BELOW THE CENTER FLOOR EV3139'BEAM OF THE BUTLER PEAK LOOKOUT HOUSE, AND BENEATH THE EV3139'APPROXIMATE CENTER OF THE BUILDING. EV3139' EV3139'THE STATION WAS REACHED AS FOLLOWS--FROM THE FAWNSKIN FIRE EV3139'STATION AT THE VILLAGE OF FAWNSKIN, LOCATED ON THE NORTH SIDE EV3139'OF BIG BEAR LAKE, DRIVE WEST ON RIM OF THE WORLD DRIVE EV3139'(U.S. FOREST SERVICE ROUTE 2N13) FOR 1.25 MILES TO A Y-FORK. KEEP EV3139'THE RIGHT FORK FOR 0.7 MILE TO A 3-WAY FORK. TAKE THE CENTER EV3139'FORK, ROUTE 2N13, AND DRIVE WEST AND SOUTHERLY FOR 2.05 MILES EV3139'TO A Y-FORK. KEEP THE LEFT FORK, ROUTE 2N14, AND DRIVE EV3139'SOUTHERLY FOR 2.65 MILES TO THE PARKING AREA FOR THE BUTLER PEAK EV3139'LOOKOUT AND THE END OF TRUCK TRAVEL. PACK SOUTH UP THE EV3139'WINDING TRAIL AND STAIRWAY FOR ABOUT 10 MINUTES TO THE EV3139'LOOKOUT BUILDING AND STATION.