National Geodetic Survey, Retrieval Date = DECEMBER 11, 2003 EW7578 *********************************************************************** EW7578 DESIGNATION - WARM SPRINGS EW7578 PID - EW7578 EW7578 STATE/COUNTY- CA/LOS ANGELES EW7578 USGS QUAD - WARM SPRINGS MOUNTAIN (1995) EW7578 EW7578 *CURRENT SURVEY CONTROL EW7578 ___________________________________________________________________ EW7578* NAD 83(1992)- 34 35 43.92777(N) 118 34 47.20202(W) ADJUSTED EW7578* NAVD 88 - 1225.5 (meters) 4021. (feet) VERTCON EW7578 ___________________________________________________________________ EW7578 EPOCH DATE - 1991.35 EW7578 LAPLACE CORR- 1.91 (seconds) DEFLEC99 EW7578 GEOID HEIGHT- -32.66 (meters) GEOID99 EW7578 EW7578 HORZ ORDER - FIRST EW7578 EW7578.The horizontal coordinates were established by classical geodetic methods EW7578.and adjusted by the National Geodetic Survey in June 1996. EW7578.The horizontal coordinates are valid at the epoch date displayed above. EW7578.The epoch date for horizontal control is a decimal equivalence EW7578.of Year/Month/Day. EW7578 EW7578.The NAVD 88 height was computed by applying the VERTCON shift value to EW7578.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW7578 EW7578.The Laplace correction was computed from DEFLEC99 derived deflections. EW7578 EW7578.The geoid height was determined by GEOID99. EW7578 EW7578; North East Units Scale Converg. EW7578;SPC CA 5 - 621,675.197 1,946,818.226 MT 0.99992579 -0 19 49.7 EW7578;SPC CA 5 - 2,039,612.71 6,387,186.13 sFT 0.99992579 -0 19 49.7 EW7578;UTM 11 - 3,829,325.122 355,130.290 MT 0.99985868 -0 53 49.6 EW7578 EW7578: Primary Azimuth Mark Grid Az EW7578:SPC CA 5 - WARM SPRINGS AZ MK 298 43 52.8 EW7578:UTM 11 - WARM SPRINGS AZ MK 299 17 52.7 EW7578 EW7578|---------------------------------------------------------------------| EW7578| PID Reference Object Distance Geod. Az | EW7578| dddmmss.s | EW7578| CC2081 WARM SPRINGS RM 1 10.854 METERS 16337 | EW7578| EW7570 FLAGPOLE NR WARM SPRINGS 1941 13.150 METERS 18105 | EW7578| CC2082 WARM SPRINGS RM 2 26.050 METERS 20332 | EW7578| CC2080 WARM SPRINGS AZ MK 2982403.1 | EW7578|---------------------------------------------------------------------| EW7578 EW7578 SUPERSEDED SURVEY CONTROL EW7578 EW7578 NAD 83(1986)- 34 35 43.92734(N) 118 34 47.19708(W) AD(1984.00) 1 EW7578 NAD 27 - 34 35 43.96700(N) 118 34 43.88730(W) AD( ) 1 EW7578 NGVD 29 (07/19/86) 1224.6 (m) 4018. (f) VERT ANG EW7578 EW7578.Superseded values are not recommended for survey control. EW7578.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7578.See file dsdata.txt to determine how the superseded data were derived. EW7578 EW7578_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SLU5513029325(NAD 83) EW7578_MARKER: Z = SEE DESCRIPTION EW7578_SETTING: 0 = UNSPECIFIED SETTING EW7578 EW7578 HISTORY - Date Condition Report By EW7578 HISTORY - 1941 MONUMENTED CGS EW7578 HISTORY - 1964 SEE DESCRIPTION CGS EW7578 HISTORY - 1971 SEE DESCRIPTION NGS EW7578 HISTORY - 1973 SEE DESCRIPTION NGS EW7578 EW7578 STATION DESCRIPTION EW7578 EW7578'DESCRIBED BY COAST AND GEODETIC SURVEY 1941 (JCS) EW7578'STATION IS IN THE ANGELES NATIONAL FOREST, BY AIR LINE DISTANCES EW7578'7-1/2 MILES NNE OF CASTAIC, 10 MILES W OF LAKE HUGHES, AND EW7578'20 MILES SE OF GORMAN. IT IS 1-1/2 MILES SW OF WARM SPRINGS EW7578'CAMP, ON THE SAME PEAK AS THE WARM SPRINGS FOREST SERVICE LOOKOUT EW7578'TOWER. EW7578' EW7578'SURFACE MARK IS A STANDARD DISK SET IN A 12-INCH SQUARE CONCRETE EW7578'BLOCK, STAMPED WARM SPRINGS 1941. IT IS DIRECTLY UNDER THE EW7578'CENTER OF THE LOOKOUT TOWER, 9.6 FEET FROM THE NW LEG OF EW7578'LOOKOUT TOWER, 9.6 FEET FROM THE NE LEG, 9.7 FEET FROM THE EW7578'SW LEG OF THE TOWER, 43.1 FEET N OF STEEL FLAGPOLE, AND 92.6 EW7578'FEET S OF THE SW CORNER OF GARAGE TOOL HOUSE. MARK PROJECTS EW7578'2 INCHES ABOVE GROUND. EW7578' EW7578'UNDERGROUND MARK IS A STANDARD DISK IN A DRILL HOLE IN BEDROCK. EW7578' EW7578'REFERENCE MARK NO. 1 IS A STANDARD DISK STAMPED WARM SPRINGS EW7578'NO. 1 1941, IN A CONCRETE BLOCK PROJECTING 4 INCHES ABOVE EW7578'GROUND. EW7578' EW7578'REFERENCE MARK NO. 2 IS A STANDARD DISK STAMPED WARM SPRINGS EW7578'NO. 2 1941, CEMENTED IN TOP OF A 2-INCH IRON PIPE, PROJECTING EW7578'6 INCHES ABOVE GROUND. EW7578' EW7578'AZIMUTH MARK IS WNW OF THE STATION, 1.3 MILES BY ROAD (2.8 EW7578'MILES BY ROAD FROM SIGN WARM SPRINGS L.O. 4 MENTIONED BELOW EW7578'IN TO REACH PARAGRAPH) WHERE ROAD CROSSES A RIDGE. MARK EW7578'IS ABOUT 300 YARDS W OF WHERE ROAD CROSSES RIDGE, ON HIGH EW7578'PEAK OF SAME RIDGE, 80 FEET S OF FIRE TRAIL. IT IS MARKED EW7578'WITH A STANDARD DISK STAMPED WARM SPRINGS AZIMUTH MARK 1941, EW7578'CEMENTED IN TOP OF LARGE BOULDER, THE MOST SOUTHWESTERLY EW7578'BOULDER OF A LARGE GROUP, 4 FEET ABOVE GROUND. EW7578' EW7578'TO REACH FROM CASTAIC, TAKE THE ELIZABETH CANYON ROAD SIGN EW7578'WARM SPRINGS 11 MILES, GO 1.0 MILE, TAKE RIGHT FORK AT SIGN EW7578'ELIZABETH CANYON ROAD-LAKE HUGHES, ETC. FOLLOW THIS PAVED EW7578'ROAD 10.0 MILES TO WARM SPRINGS S.R.A. CAMP, TURN LEFT (W) EW7578'ON DIRT ROAD HERE SIGN WARM SPRINGS L.O. FISH CANYON ETC. EW7578'AND GO 2.7 MILES TO SIGN WARM SPRINGS L.O. 4 MILES. TAKE LEFT EW7578'FORK HERE AND CONTINUE 4.1 MILES TO FOREST SERVICE LOOKOUT EW7578'TOWER AND STATION ON TOP OF HIGH PEAK. EW7578 EW7578 STATION RECOVERY (1964) EW7578 EW7578'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 (JJL) EW7578'ALL MARKS WERE RECOVERED AND FOUND IN GOOD CONDITION. A EW7578'COMPLETE DESCRIPTION FOLLOWS-- EW7578' EW7578'THE STATION IS LOCATED ABOUT 7-1/2 MILES WEST AND 6 MILES EW7578'SOUTH OF LAKE HUGHES, 7-1/2 MILES NORTH AND 1 MILE EAST OF EW7578'CASTAIC, ON THE HIGHEST POINT OF A PROMINENT MOUNTAIN IN THE EW7578'ANGELES NATIONAL FOREST, UNDER AND NEAR THE APPROXIMATE CENTER EW7578'OF THE WARM SPRINGS FOREST SERVICE LOOKOUT TOWER. EW7578' EW7578'TO REACH THE STATION FROM THE POST OFFICE IN LAKE HUGHES, EW7578'GO WEST ON COUNTY ROUTE N2 FOR 0.7 MILE TO A T-ROAD TO THE LEFT. EW7578'TURN LEFT AND GO SOUTHWEST AND SOUTH ON LAKE HUGHES ROAD FOR EW7578'10.0 MILES TO A T-ROAD TO THE RIGHT AND SIGN WARM SPRINGS EW7578'LOOKOUT 8. TURN RIGHT, AS PER SIGN, AND GO WESTERLY FOR 0.9 EW7578'MILE TO A Y-FORK. TAKE THE RIGHT FORK, WEST, FOR 1.8 MILES EW7578'TO A Y-FORK. TAKE THE LEFT FORK, SOUTHWEST, FOR ABOUT 100 FEET EW7578'TO A Y-FORK. TAKE THE LEFT FORK AND GO SOUTH AND SOUTHWEST EW7578'FOR 2.25 MILES TO A T-ROAD TO THE LEFT. TURN LEFT AND GO EW7578'SOUTHEASTERLY FOR 0.55 MILE TO A SADDLE. (TO REACH THE AZIMUTH EW7578'MARK FROM THIS POINT, PACK WEST-SOUTHWEST FOR ABOUT 0.15 MILE EW7578'TO THE TOP OF A ROCKY KNOLL AND THE MARK.) CONTINUE EW7578'SOUTHEAST AND SOUTH FOR 0.65 MILE TO A Y-FORK. TAKE EW7578'THE LEFT FORK AND GO SOUTHEAST, EAST, AND NORTH FOR 0.55 MILE EW7578'TO THE TOP OF THE MOUNTAIN AND THE STATION. EW7578' EW7578'THE STATION MARK, STAMPED WARM SPRINGS 1941, IS A STANDARD EW7578'DISK SET IN THE TOP OF A 12-INCH SQUARE, CONCRETE MONUMENT EW7578'THAT PROJECTS 1 INCH. IT IS 92 FEET SOUTH OF THE SOUTHWEST EW7578'CORNER OF A TOOL SHED, 9.4 FEET SOUTHWEST OF THE NORTHEAST EW7578'LEG OF THE LOOKOUT TOWER, AND 9.4 FEET NORTHEAST OF THE EW7578'SOUTHWEST LEG OF THE LOOKOUT TOWER. (NOTES 1A AND 8A) EW7578' EW7578'REFERENCE MARK NO. 1, STAMPED WARM SPRINGS NO 1 1941, IS A EW7578'STANDARD DISK SET IN THE TOP OF A 7-INCH SQUARE, CONCRETE EW7578'MONUMENT THAT PROJECTS 5 INCHES. IT IS 32 FEET SOUTHEAST OF EW7578'THE SOUTHWEST LEG OF THE LOOKOUT TOWER. (NOTE 11A) EW7578' EW7578'REFERENCE MARK NO. 2, STAMPED WARM SPRINGS NO 2 1941, IS A EW7578'STANDARD DISK CEMENTED IN THE TOP OF A 2-INCH, CAST IRON PIPE EW7578'THAT PROJECTS 7 INCHES. THE CAST IRON PIPE IS SET IN A 7-INCH EW7578'SQUARE, CONCRETE MONUMENT THAT PROJECTS 6 INCHES. IT IS 76 EW7578'FEET SOUTHWEST OF THE SOUTHWEST LEG OF THE LOOKOUT TOWER. EW7578' EW7578'IT IS 62.48 FEET OR 19.045 METERS BETWEEN THE REFERENCE EW7578'MARKS. EW7578' EW7578'THE AZIMUTH MARK, STAMPED WARM SPRINGS AZIMUTH MARK 1941, IS EW7578'A STANDARD DISK CEMENTED IN A DRILL HOLE IN A BOULDER THAT EW7578'PROJECTS 4 FEET. IT IS 3.1 FEET SOUTH OF A WITNESS POST. EW7578'(NOTE 17C) EW7578 EW7578 STATION RECOVERY (1971) EW7578 EW7578'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1971 (WLB) EW7578'THE STATION MARK, REFERENCE MARKS 1 AND 2 AND THE AZIMUTH EW7578'MARK WERE RECOVERED IN GOOD CONDITION. THE DISTANCES AND THE EW7578'DIRECTIONS TO REFERENCE MARK 2 AND THE AZIMUTH MARK CHECKED EW7578'THE 1941 AND 1964 DATA. THE DISTANCE BETWEEN THE REFERENCE EW7578'MARKS CHECKED. THE DISTANCE TO REFERENCE MARK 1 CHECKED, EW7578'BUT A DIFFERENCE OF 15 MINUTES AND 28 SECONDS HIGHER WAS EW7578'FOUND IN THE 1964 DIRECTION, HOWEVER THE 1941 DIRECTION CHECKED EW7578'BY 42 SECONDS HIGER. FOLLOWING IS A COMPLETE AND NEW EW7578'DESCRIPTION. EW7578' EW7578'THE STATION IS ABOUT 9 MILES SOUTHWEST OF LAKE HUGHES, 7-1/2 EW7578'MILES NORTH-NORTHEAST OF CASTAIC, ON THE HIGHEST POINT OF EW7578'WARM SPRINGS MOUNTAIN, IN THE ANGELES NATIONAL FOREST AND EW7578'NEAR THE APPROXIMATE CENTER OF THE WARM SPRINGS LOOKOUT TOWER. EW7578' EW7578'TO REACH THE STATION FROM THE POST OFFICE IN LAKE HUGHES, EW7578'GO IN A WESTERLY DIRECTION ON ELIZABETH LAKE ROAD FOR 0.7 EW7578'MILE TO A SIDE ROAD LEFT. TURN LEFT AND GO IN A SOUTHWESTERLY EW7578'DIRECTION ON LAKE HUGHES ROAD FOR 10.0 MILES TO A CROSSROAD EW7578'IN WARM SPRINGS. TURN RIGHT AND GO IN A WESTERLY DIRECTION EW7578'ON THE MAIN TRAVELED DIRT ROAD FOR 2.85 MILES TO A FORK. EW7578'BEAR LEFT, SOUTHWEST, ON A DIRT ROAD FOR ABOUT 100 FEET TO EW7578'A FORK. BEAR LEFT, SOUTH AND SOUTHWEST ON FOREST SERVICE EW7578'ROAD 7N13 FOR 2.3 MILES TO A SIDE ROAD LEFT. TURN LEFT EW7578'AND GO IN AN EASTERLY DIRECTION ON THE MAIN TRAVELED DIRT EW7578'ROAD FOR 0.55 MILE TO A SADDLE. (TO REACH THE AZIMUTH MARK EW7578'FROM THIS POINT, PACK WEST AND SOUTHWEST FOR ABOUT 0.15 EW7578'MILE TO THE TOP A ROCKY HILL AND THE MARK.) CONTINUE SOUTH EW7578'AND SOUTHEAST ON THE MAIN TRAVELED DIRT ROAD FOR 0.7 MILE EW7578'TO A FORK. BEAR LEFT AND GO SOUTHEAST ON A DIRT ROAD FOR EW7578'0.6 MILE TO THE TOP OF THE MOUNTAIN, THE LOOKOUT TOWER EW7578'AND THE STATION. EW7578' EW7578'THE STATION MARK, A STANDARD DISK STAMPED WARM SPRINGS 1941, EW7578'IS SET IN THE TOP OF A 12-INCH SQUARE CONCRETE MONUMENT WHICH EW7578'PROJECTS 2 INCHES ABOVE THE GROUND SURFACE. IT IS 93 FEET EW7578'SOUTH OF THE SOUTHWEST CORNER OF A TOOL SHED, 9.2 FEET SOUTHWEST EW7578'OF THE NORTHEAST LEG OF THE LOOKOUT TOWER AND 9.2 FEET NORTHEAST EW7578'OF THE SOUTHWEST LEG OF THE LOOKOUT TOWER. (NOTES 1A AND 8A) EW7578' EW7578'REFERENCE MARK 1, A STANDARD DISK STAMPED WARM SPRINGS NO EW7578'1 1941, IS SET IN THE TOP OF A 6-INCH SQUARE CONCRETE MONUMENT EW7578'WHICH PROJECTS 6 INCHES ABOVE THE GROUND SURFACE. IT IS EW7578'27.2 FEET SOUTH OF THE SOUTHEAST LEG OF THE LOOKOUT TOWER, EW7578'15 FEET WEST OF THE CENTER OF THE DIRT ROAD AND 14 FEET NORTHEAST EW7578'OF A FLAG POLE. (NOTE 11A) EW7578' EW7578'REFERENCE MARK 2, A STANDARD DISK STAMPED WARM SPRINGS NO 2 EW7578'1941, IS CEMENTEND IN THE TOP OF A 2-INCH IRON PIPE SURROUNDED EW7578'BY A 2 FEET BY 2 FEET SQUARE OF CONCRETE WHICH PROJECTS 5 EW7578'INCHES ABOVE THE GROUND SURFACE. IT IS 76.2 FEET SOUTHWEST EW7578'OF THE SOUTHWEST LEG OF THE LOOKOUT TOWER, 20.8 FEET EW7578'WEST-SOUTHWEST OF THE SOUTHWEST CORNER OF A FENCED IN WEATHER EW7578'STATION AND 9 FEET WEST OF THE CENTER OF THE DIRT ROAD. EW7578' EW7578'THE AZIMUTH MARK, A STANDARD DISK STAMPED WARM SPRINGS AZIMUTH EW7578'MARK 1941, IS CEMENTED IN A DRILL HOLE IN A LARGE BOULDER EW7578'WHICH PROJECTS 4 FEET ABOVE THE GROUND SURFACE. IT IS 3.1 EW7578'FEET SOUTH OF A METAL WITNESS POST. (NOTE 17C) EW7578' EW7578'HEIGHT OF LIGHT ABOVE STATION MARK 4.6 FEET. EW7578 EW7578 STATION RECOVERY (1973) EW7578 EW7578'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1973 (ARA) EW7578'THE STATION AND REFERENCE MARKS NO 1 AND NO 2 WERE RECOVERED EW7578'IN GOOD CONDITION AS DESCRIBED BY W.L. BRADLY IN HIS RECOVERY EW7578'OF 1971. SAID RECOVERY IS ADEQUATE FOR THE RECOVERY OF THIS EW7578'STATION. EW7578' EW7578'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--7-1/2 MILES EW7578'NORTH-NORTHEAST OF CASTAIC