National Geodetic Survey, Retrieval Date = JANUARY 11, 2005 EW7573 *********************************************************************** EW7573 DESIGNATION - DAM 1 EW7573 PID - EW7573 EW7573 STATE/COUNTY- CA/LOS ANGELES EW7573 USGS QUAD - WARM SPRINGS MOUNTAIN (1995) EW7573 EW7573 *CURRENT SURVEY CONTROL EW7573 ___________________________________________________________________ EW7573* NAD 83(1992)- 34 31 01.74988(N) 118 35 32.94776(W) ADJUSTED EW7573* NAVD 88 - 614.7 (meters) 2017. (feet) VERTCON EW7573 ___________________________________________________________________ EW7573 EPOCH DATE - 1991.35 EW7573 LAPLACE CORR- 5.16 (seconds) DEFLEC99 EW7573 GEOID HEIGHT- -33.34 (meters) GEOID03 EW7573 EW7573 HORZ ORDER - FIRST EW7573 EW7573.The horizontal coordinates were established by classical geodetic methods EW7573.and adjusted by the National Geodetic Survey in June 1996. EW7573.The horizontal coordinates are valid at the epoch date displayed above. EW7573.The epoch date for horizontal control is a decimal equivalence EW7573.of Year/Month/Day. EW7573 EW7573.The NAVD 88 height was computed by applying the VERTCON shift value to EW7573.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW7573 EW7573.The Laplace correction was computed from DEFLEC99 derived deflections. EW7573 EW7573.The geoid height was determined by GEOID03. EW7573 EW7573; North East Units Scale Factor Converg. EW7573;SPC CA 5 - 612,987.579 1,945,601.392 MT 0.99993041 -0 20 15.8 EW7573;SPC CA 5 - 2,011,110.08 6,383,193.90 sFT 0.99993041 -0 20 15.8 EW7573;UTM 11 - 3,820,650.523 353,827.822 MT 0.99986336 -0 54 09.2 EW7573 EW7573! - Elev Factor x Scale Factor = Combined Factor EW7573!SPC CA 5 - 0.99990875 x 0.99993041 = 0.99983917 EW7573!UTM 11 - 0.99990875 x 0.99986336 = 0.99977212 EW7573 EW7573: Primary Azimuth Mark Grid Az EW7573:SPC CA 5 - CHARLIE 091 21 04.1 EW7573:UTM 11 - CHARLIE 091 54 57.5 EW7573 EW7573|---------------------------------------------------------------------| EW7573| PID Reference Object Distance Geod. Az | EW7573| dddmmss.s | EW7573| EW7574 CHARLIE PEAK LOT 19.213 METERS 00757 | EW7573| CB9911 DAM 1 RM 4 5.561 METERS 03444 | EW7573| EW7583 CHARLIE APPROX. 0.8 KM 0910048.3 | EW7573| CB9912 DAM 1 RM 5 5.200 METERS 25618 | EW7573|---------------------------------------------------------------------| EW7573 EW7573 SUPERSEDED SURVEY CONTROL EW7573 EW7573 NAD 83(1986)- 34 31 01.74913(N) 118 35 32.94307(W) AD(1984.00) 1 EW7573 NAD 27 - 34 31 01.77656(N) 118 35 29.63238(W) AD( ) 1 EW7573 NGVD 29 (07/19/86) 613.9 (m) 2014. (f) VERT ANG EW7573 EW7573.Superseded values are not recommended for survey control. EW7573.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7573.See file dsdata.txt to determine how the superseded data were derived. EW7573 EW7573_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SLU5382820651(NAD 83) EW7573_MARKER: Z = SEE DESCRIPTION EW7573_SETTING: 0 = UNSPECIFIED SETTING EW7573 EW7573 HISTORY - Date Condition Report By EW7573 HISTORY - 1971 MONUMENTED NGS EW7573 EW7573 STATION DESCRIPTION EW7573 EW7573'DESCRIBED BY NATIONAL GEODETIC SURVEY 1971 (WLB) EW7573'THE STATION IS ABOUT 1-3/4 MILES NORTHEAST OF CASTAIC AND AT EW7573'THE SITE OF THE CHARLIE PEAK LOOKOUT TOWER. EW7573' EW7573'TO REACH THE STATION FROM THE POST OFFICE IN CASTAIC, GO SOUTH EW7573'ON CASTAIC ROAD FOR 0.05 MILE TO THE JUNCTION OF PARKER ROAD. EW7573'TURN LEFT, GO NORTHEAST AND NORTH ON PARKER ROAD FOR 0.55 MILE EW7573'TO A SIDE ROAD RIGHT. TURN RIGHT AND GO NORTHEASTERLY DIRECTION EW7573'ON LAKE HUGHES ROAD FOR 2.7 MILES TO A REVERSE Y-FORK. TURN EW7573'SHARP RIGHT AND GO WEST UPHILL ON A DIRT ROAD FOR 0.25 MILE TO A EW7573'FORK. BEAR LEFT, GO WEST AND SOUTH ON A DIRT ROAD FOR 0.05 EW7573'MILE TO THE SOUTHWEST CORNER OF A FENCE AROUND CHARLIE PEAK EW7573'LOOKOUT TOWER AND THE STATION ON THE LEFT. EW7573' EW7573'THE STATION MARK, A CALIFORNIA DEPARTMENT OF WATER RESOURCES DISK EW7573'STAMPED DAM NO 1 1967, IS BRAZED TO THE TOP OF A 3-IONCH IRON EW7573'PIPE WHICH PROJECTS 1 INCH ABOVE THE GROUND SURFACE. IT IS EW7573'63 FEET SOUTH OF THE APPROXIMATE CENTER OF THE LOOKOUT TOWER, EW7573'45 FEET SOUTHWEST OF THE SOUTHEAST CORNER OF THE FENCE EW7573'AROUND THE LOOKOUT TOWER, 42 FEET SOUTHEAST OF THE SOUTHWEST EW7573'CORNER OF THE FENCE AROUND THE LOOKOUT TOWER, 35 FEET EAST EW7573'OF THE CENTER OF THE DIRT ROAD, 25 FEET NORTH-NORTHWEST OF A EW7573'SMALL METAL BUILDING AND 22 FEET SOUTH OF THE FENCE. EW7573' EW7573'REFERENCE MARK 4, A CALIFORNIA DEPARTMENT OF WATER RESOURCES DISK EW7573'STAMPED DAN 1 RM 4, IS CEMENTED IN AN IRREGULAR MASS OF CONCRETE EW7573'FLUSH WITH THE GROUND SURFACE. IT IS 45.3 FEET EAST-SOUTHEAST EW7573'OF THE SOUTHWEST CORNER OF THE FENCE, 39 FEET NORTH OF THE EW7573'SMALL METAL BUILDING, 30.7 FEET WEST-SOUTHWEST OF THE SOUTHEAST EW7573'CORNER OF THE FENCE, 7 FEET SOUTH OF THE FENCE AND 1.4 FEET EW7573'NORTH OF A IRON POST. EW7573' EW7573'REFERENCE MARK 5, A CALIFORNIA DEPARTMENT OF WATER RESOURCES EW7573'DISK STAMPED DAM 1 RM 5, IS CEMENTED IN AN IRREGULAR MASS OF EW7573'CONCRETE FLUSH WITH THE GROUND SURFACE. IT IS 32.4 FEET EW7573'SOUTHEAST OF THE SOUTHWEST CORNER OF THE FENCE, 28 FEET EW7573'NORTHWEST OF THE METAL BUILDING, 27 FEET SOUTH OF THE FENCE, EW7573'14.3 FEET EAST OF THE CENTER OF THE DIRT ROAD AND 3 FEET EW7573'SOUTH OF A IRON POST. EW7573' EW7573'NOTE--A 8 FOOT IRON PEDESTAL IS BOLTED OVER THIS STATION. EW7573' EW7573'NO AZIMUTH MARK WAS SET AT THIS STATION. EW7573' EW7573'A 2-WHEEL DRIVE STATION. EW7573' EW7573'HEIGHT OF LIGHT ABOVE STATION MARK 2.6 METERS.