National Geodetic Survey, Retrieval Date = JANUARY 4, 2005 EW7476 *********************************************************************** EW7476 DESIGNATION - CASTRO EW7476 PID - EW7476 EW7476 STATE/COUNTY- CA/LOS ANGELES EW7476 USGS QUAD - POINT DUME (1995) EW7476 EW7476 *CURRENT SURVEY CONTROL EW7476 ___________________________________________________________________ EW7476* NAD 83(1992)- 34 05 08.49341(N) 118 47 08.46692(W) ADJUSTED EW7476* NAVD 88 - 859.7 (meters) 2821. (feet) VERTCON EW7476 ___________________________________________________________________ EW7476 EPOCH DATE - 1991.35 EW7476 LAPLACE CORR- 1.37 (seconds) DEFLEC99 EW7476 GEOID HEIGHT- -35.20 (meters) GEOID03 EW7476 EW7476 HORZ ORDER - FIRST EW7476 EW7476.The horizontal coordinates were established by classical geodetic methods EW7476.and adjusted by the National Geodetic Survey in June 1996. EW7476.The horizontal coordinates are valid at the epoch date displayed above. EW7476.The epoch date for horizontal control is a decimal equivalence EW7476.of Year/Month/Day. EW7476 EW7476.The NAVD 88 height was computed by applying the VERTCON shift value to EW7476.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EW7476 EW7476.The Laplace correction was computed from DEFLEC99 derived deflections. EW7476 EW7476.The geoid height was determined by GEOID03. EW7476 EW7476; North East Units Scale Factor Converg. EW7476;SPC CA 5 - 565,251.855 1,927,489.135 MT 0.99998907 -0 26 52.3 EW7476;SPC CA 5 - 1,854,497.13 6,323,770.60 sFT 0.99998907 -0 26 52.3 EW7476;UTM 11 - 3,773,096.537 335,251.613 MT 0.99993459 -1 00 03.5 EW7476 EW7476! - Elev Factor x Scale Factor = Combined Factor EW7476!SPC CA 5 - 0.99987058 x 0.99998907 = 0.99985966 EW7476!UTM 11 - 0.99987058 x 0.99993459 = 0.99980518 EW7476 EW7476: Primary Azimuth Mark Grid Az EW7476:SPC CA 5 - CASTRO RM 3 AZ MK RESET 310 25 22.6 EW7476:UTM 11 - CASTRO RM 3 AZ MK RESET 310 58 33.8 EW7476 EW7476|---------------------------------------------------------------------| EW7476| PID Reference Object Distance Geod. Az | EW7476| dddmmss.s | EW7476| EW7470 CASTRO ECC 4=CASTRO ECC 3 24.008 METERS 03758 | EW7476| AA9907 COUNTY SURVEYORS MONUMENT 08706 | EW7476| EW7478 CASTRO RM 1 13.293 METERS 08855 | EW7476| EW7474 CASTRO FIRE LOOKOUT TOWER 1927 0.125 METERS 13315 | EW7476| EW7469 CASTRO ECC 2 31.804 METERS 15357 | EW7476| EW7475 2819 0.091 METERS 18206 | EW7476| EW7468 CASTRO RM 3 20.836 METERS 29508 | EW7476| CB9803 CASTRO RM 3 AZ MK 3073010.6 | EW7476| EW7479 CASTRO RM 3 AZ MK RESET APPROX. 2.3 KM 3095830.3 | EW7476| EW7477 CASTRO RM 2 18.292 METERS 34317 | EW7476|---------------------------------------------------------------------| EW7476 EW7476 SUPERSEDED SURVEY CONTROL EW7476 EW7476 NAD 83(1986)- 34 05 08.49438(N) 118 47 08.46007(W) AD(1984.00) 1 EW7476 NAD 27 - 34 05 08.46790(N) 118 47 05.13300(W) AD( ) 1 EW7476 NGVD 29 (07/19/86) 858.9 (m) 2818. (f) VERT ANG EW7476 EW7476.Superseded values are not recommended for survey control. EW7476.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7476.See file dsdata.txt to determine how the superseded data were derived. EW7476 EW7476_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SLT3525273097(NAD 83) EW7476_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR EW7476+SATELLITE: SATELLITE OBSERVATIONS - 1986 EW7476 EW7476 HISTORY - Date Condition Report By EW7476 HISTORY - 1898 MONUMENTED CGS EW7476 HISTORY - 1933 SEE DESCRIPTION CGS EW7476 HISTORY - 1951 SEE DESCRIPTION CGS EW7476 HISTORY - 1952 SEE DESCRIPTION CGS EW7476 HISTORY - 1956 SEE DESCRIPTION CGS EW7476 HISTORY - 1962 SEE DESCRIPTION CGS EW7476 HISTORY - 1963 SEE DESCRIPTION CGS EW7476 HISTORY - 1963 SEE DESCRIPTION CGS EW7476 HISTORY - 1986 GOOD EW7476 EW7476 STATION DESCRIPTION EW7476 EW7476'DESCRIBED BY COAST AND GEODETIC SURVEY 1933 EW7476'STATION IS ABOUT 20 MILES W BY N OF SANTA MONICA, 9 MILES SW EW7476'OF CALABASAS, ON CASTRO PEAK, AND UNDER 30-FOOT STEEL FIRE EW7476'LOOKOUT TOWER. EW7476' EW7476'IN 1898 UNDERGROUND MARK WAS QUART BOTTLE WITH NECK PLACED EW7476'25-3/4 INCHES BELOW SURFACE. SURFACE MARK WAS CROSS ON COPPER EW7476'BOLT, 3/4-INCH IN DIAMETER BY 5 INCHES LONG, IN TOP OF TRIANGULAR EW7476'BED OF CONCRETE WHICH WAS 12 INCHES THICK. CORNERS OF CONCRETE EW7476'BLOCK WERE TRUNCATED AND ON EACH WAS PLACED A CEMENT CUBE, 6 EW7476'INCHES ON A SIDE. REFERENCE MARKS WERE DRILL HOLES, 1 INCH IN EW7476'DIAMETER BY 2 OR 3 INCHES DEEP, AT FOLLOWING DISTANCES AND EW7476'AZIMUTHS FROM STATION--8.35 FEET, 312 DEG 02 MIN. 6.68 FEET, EW7476'30 DEG 26 MIN. 6.77 FEET, 138 DEG 28 MIN. AND 7.13 FEET, EW7476'213 DEG 39 MIN. IN 1925 STEEL FIRE LOOKOUT TOWER WAS BUILT EW7476'OVER STATION MARKS. CENTER OF CASTRO, FIRE LOOKOUT TOWER EW7476'IS 0.140 METER (0.46 FOOT) FROM STATION IN AZIMUTH 313 DEG EW7476'14 MIN. STANDARD REFERENCE DISKS WERE ESTABLISHED IN EW7476'1923 AND 1932. EW7476' EW7476'REFERENCE MARK NO. 1 (1923) IS 13.288 METERS (43.60 FEET) EW7476'FROM STATION IN AZIMUTH 268 DEG 57 MIN. REFERENCE MARK NO. EW7476'2 (1932) IS 18.288 METERS (60.00 FEET) FROM STATION IN AZIMUTH EW7476'163 DEG 17 MIN. B.M. 2919 (U.S.G.S.) IS 0.091 METER (0.299 FOOT) EW7476'FROM STATION IN AZIMUTH 1 DEG 30 MIN. IN 1933 AN ECCENTRIC EW7476'STATION WAS ESTABLISHED BY THE LOS ANGELES COUNTY AND EW7476'CITY COOPERATIVE SURVEY CONTROL. THIS STATION IS MARKED EW7476'BY A BRASS DISK, STAMPED CASTRO ECC. 1933 AND R.E. 62, IN EW7476'CONCRETE FLUSH WITH SURFACE. DISTANCES AND AZIMUTHS FROM EW7476'THIS ECCENTRIC STATION TO STANDARD REFERENCE DISKS ARE--NO. EW7476'1, 10.486 METERS (34.40 FEET), 278 DEG 12 MIN. AND NO. 2, EW7476'17.769 METERS (58.30 FEET), 152 DEG 37 MIN. EW7476' EW7476'TO REACH FROM CALABASAS, FOLLOW HIGHWAY 101 SW 6.9 MILES TO EW7476'SEMINOLE HOT SPRINGS ROAD, TURN LEFT (LEAVING HIGHWAY) AND EW7476'GO 7.5 MILES PAST MALIBU JUNCTION AND CORNELL POST OFFICE TO EW7476'STRESHLY RANCH ROAD, TURN LEFT AND FOLLOW THIS ROAD 1.5 MILES EW7476'TO END OF TRUCK TRAVEL, AND FOLLOW UP FIREBREAK ABOUT 3/8 MILE EW7476'TO STATION SITE. EW7476 EW7476 STATION RECOVERY (1951) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1951 (LGT) EW7476'THE STATION MARK, REFERENCE MARK 1 AND 2 AND A U.S. GEOLOGICAL EW7476'SURVEY BENCH MARK WERE RECOVERED AS DESCRIBED AND WERE FOUND EW7476'TO BE IN GOOD CONDITION. THE ECCENTRIC STATION OF THE LOS EW7476'ANGELES COUNTY AND CITY COOPERATIVE SURVEY CONTROL, WHICH WAS EW7476'ESTABLISHED IN 1933 WAS SEARCHED FOR BUT NOT FOUND. TWO EW7476'TRIANGULATION DISKS OF THE LOS ANGELES COUNTY SURVEY CONTROL EW7476'SYSTEM, WHICH WERE ESTABLISHED IN 1948 AND 1951, WERE RECOVERED EW7476'AND FOUND TO BE IN GOOD CONDITION. A REFERENCE MARK 3 WAS EW7476'ESTABLISHED AND OCCUPIED THIS DATE. A COMPLETE DESCRIPTION EW7476'FOLLOWS. EW7476' EW7476'THE STATION IS LOCATED ABOUT 20 MILES NORTHWEST OF SANTA MONICA AND EW7476'ABOUT 9 MILES SOUTHWEST OF CALABASAS. IT IS ON THE TOP AND EW7476'HIGHEST POINT OF CASTRO PEAK WHICH IS ENCLOSED BY THE CALIFORNIA EW7476'STATE FOREST SERVICE. EW7476' EW7476'REACHED FROM THE POST OFFICE IN THOUSAND OAKS, DRIVE SOUTHEAST EW7476'ON U.S. HIGHWAY 101 FOR 5.5 MILES TO A PAVED ROAD RIGHT AT A EW7476'LARGE SIGN ON THE LEFT, SEMINOLE HOT SPRINGS. TURN RIGHT EW7476'AND GO 1.1 MILES TO THE CALIFORNIA STATE FOREST SERVICE FIRE EW7476'STATION ON THE LEFT. A STANDARD KEY CAN BE OBTAINED HERE EW7476'FOR THE LOCKED GATES AHEAD. CONTINUE STRAIGHT AHEAD FOR 1.65 EW7476'MILES TO A FORK AND SIGN, LAS VIRGENES ROAD 3 MILES. CONTINUE EW7476'STRAIGHT AHEAD ON OILED ROAD FOR 3.65 MILES TO SEMINOLE HOT EW7476'SPRINGS. CONTINUE STRAIGHT AHEAD FOR 1.8 MILES TO A LARGE EW7476'MAIL BOX ON THE LEFT AND A DIRT ROAD LEFT. TURN LEFT AND EW7476'FOLLOW THE GRAVEL ROAD FOR 1.25 MILES TO A T-ROAD AT THE TOP OF EW7476'THE HILL. TURN LEFT AND GO 0.2 MILE TO A LOCKED GATE. EW7476'PASS THROUGH THE GATE AND CONTINUE FOR 0.9 MILE TO A EW7476'FORK. TAKE THE RIGHT FORK, SHARP RIGHT, AND CONTINUE FOR EW7476'0.2 MILE TO THE LOOKOUT TOWER AND THE STATION. EW7476' EW7476'THE STATION MARK IS A COPPER PLUG WITH A CHISELED CROSS IN EW7476'ITS TOP, EMBEDED IN THE TOP OF A TRIANGULAR SHAPED CONCRETE EW7476'PIER WHICH CONSISTS OF A CONCRETE PLATFORM WITH A 6 INCH STEP EW7476'ABOUT 14 INCHES FROM THE OUTSIDE EDGE. THE PIER PROJECTS EW7476'ABOUT 18 INCHES ABOVE THE SURFACE AND IS LOCATED UNDER AND IN EW7476'THE APPROXIMATE CENTER OF A STEEL LOOKOUT TOWER. THERE IS NO EW7476'STAMPING. EW7476' EW7476'A U.S. GEOLOGICAL SURVEY BENCH MARK IS SET IN THE TOP OF THE EW7476'SAME CONCRETE PIER AS THE STATION MARK. IT IS STAMPED 2819 EW7476'L.A. V.A.. THIS BENCH MARK WAS PREVIOUSLY DESCRIBED AS 2919. EW7476' EW7476'REFERENCE MARK 1 IS APPROXIMATELY 2 FEET LOWER THAN THE STATION EW7476'AND 6 FEET SOUTH OF THE BOUNDARY FENCE. IT IS SET IN THE TOP EW7476'OF A LARGE BOULDER THAT PROJECTS ABOUT 18 INCHES ABOVE THE EW7476'SURFACE. THE MARK IS STAMPED CASTRO NO 1 1898 1923. EW7476' EW7476'REFERENCE MARK 2 IS APPROXIMATELY 2 FEET LOWER THAN THE STATION EW7476'MARK, 9 FEET SOUTH OF AND ABOUT 3 FEET HIGHER THAN THE CENTER EW7476'LINE OF THE DIRT ROAD THAT CIRCLES THE COMPOUND. IT IS SET EW7476'IN THE TOP OF A LARGE BOULDER THAT PROJECTS 6 INCHES ON THE EW7476'SOUTH SIDE AND ABOUT 2-1/2 FEET ON THE NORTH SIDE. THE MARK EW7476'IS STAMPED CASTRO NO 2 1898 1932. EW7476' EW7476'REFERENCE MARK 3 IS APPROXIMATELY 8 FEET LOWER THAN THE STATION EW7476'MARK, 15 FEET WEST OF THE CENTER LINE OF THE DIRT ROAD THAT EW7476'CIRCLES THE COMPOUND. IT IS A STANDARD DISK SET IN THE TOP EW7476'OF A CONCRETE CYLINDER THAT PROJECTS ABOUT 8 INCHES ABOVE EW7476'THE SURFACE. THE MARK IS STAMPED CASTRO NO 3 1898. EW7476' EW7476'A BRONZE TRIANGULATION STATION DISK OF THE LOS ANGELES COUNTY EW7476'SURVEY CONTROL SYSTEM IS APPROXIMATELY 7 FEET LOWER THAN THE EW7476'STATION MARK, 6 FEET NORTHEAST OF AND ABOUT 6 INCHES HIGHER EW7476'THAN THE CENTER LINE OF THE DIRT ROAD THAT CIRCLES THE COMPOUND. EW7476'THE MARK IS STAMPED CASTRO ECC. NO. 3 1951 COUNTY SURVEYOR EW7476'R.E. 329. EW7476' EW7476'A BRONZE TRIANGULATION STATION DISK OF THE LOS ANGELES COUNTY EW7476'SURVEY CONTROL SYSTEM IS APPROXIMATELY 6 FEET LOWER THAN THE EW7476'STATION MARK, 6 FEET SOUTH OF AND ABOUT THE SAME ELEVATION EW7476'AS THE CENTER LINE OF THE DIRT ROAD THAT CIRCLES THE COMPOUND. EW7476'THE MARK IS SET IN THE TOP OF A 12-INCH SQUARE CONCRETE POST EW7476'THAT IS FLUSH WITH THE SURFACE OF THE GROUND. THE MARK IS EW7476'STAMPED CASTRO ECC. NO. 1948 COUNTY SURVEYOR R.E. 329. EW7476' EW7476'OBSERVATIONS MADE FROM A 1.1 METER TRIPOD. EW7476 EW7476 STATION RECOVERY (1952) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1952 (JCE) EW7476'THE STATION WAS RECOVERED AS DESCRIBED BY THE LOS ANGELES EW7476'COUNTY SURVEY IN 1933. STATION MARK, REFERENCE MARKS, 1, 2 EW7476'AND 3 AND B.M. 2919 (U.S.G.S.) WERE RECOVERED AND FOUND TO EW7476'BE IN GOOD CONDITION. DISTANCES AND DIRECTIONS TO ALL MARKS EW7476'WERE CHECKED AND FOUND TO BE CORRECT. THE LOS ANGELES COUNTY EW7476'AND CITY COOPERATIVE SURVEY CONTROL MARK, STAMPED CASTRO ECC EW7476'1933 WAS SEARCHED FOR BUT NOT FOUND. EW7476' EW7476'DESCRIPTION IS ADEQUATE. FOR PRESENT DAY RECOVERY THE EW7476'DESCRIPTION OF THE ROUTE SHOULD BE CHANGED TO READ AS FOLLOWS--TO EW7476'REACH THE STATION FROM CALABASAS, FOLLOW U.S. HIGHWAY 101 EW7476'SOUTHWEST, FOR 7.7 MILES TO JUNCTION WITH CORNELL ROAD. EW7476'TURN LEFT, WEST, ON CORNELL ROAD, GO 1.0 MILE TO THE FIRE EW7476'DEPT. COUNTY OF L.A. BATTALION-5 HDQTS. HERE OBTAIN KEY FOR EW7476'LOCKED GATE IN ROUTE TO STATION. CONTINUE CORNELL ROAD 8.1 EW7476'MILES TO JUNCTION WITH BACKUS ROAD. TURN LEFT, ON BACKUS EW7476'ROAD, GO 1.6 MILES TO SUMMIT AND DIRT ROAD LEFT. CONTINUE EW7476'DIRT ROAD EASTERLY, 1.3 MILES TO LOCKED GATE. PASS THROUGH EW7476'GATE, GO 0.9 MILE TO LOOKOUT TOWER AND THE STATION. EW7476' EW7476'NOTE--STATION WAS OCCUPIED ECCENTRICALLY TO OBSERVE ALL LINES. EW7476 EW7476 STATION RECOVERY (1956) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1956 (RLE) EW7476'THE STATION MARK, REFERENCE MARK NO. 1, REFERENCE MARK NO. 2, EW7476'REFERENCE MARK NO. 3, THE AZIMUTH MARK FOR CASTRO R.M. NO. 3 1951 EW7476'AND TWO LOS ANGELES COUNTY SURVEY CONTROL SYSTEM MARKS ESTABLISHED EW7476'IN 1948 AND 1951 WERE RECOVERED AS DESCRIBED AND FOUND IN EW7476'GOOD CONDITION. THE ECCENTRIC STATION OF THE LOS ANGELES EW7476'COUNTY AND CITY COOPERATIVE SURVEY CONTROL WHICH WAS ESTABLISHED EW7476'IN 1933 WAS SEARCHED FOR BUT COULD NOT BE FOUND. THERE IS EW7476'A U.S. GEOLOGICAL SURVEY BENCH MARK SET IN THE TOP OF THE SAME EW7476'CONCRETE PIER AS THE STATION MARK. IT IS STAMPED 2819 L.A. EW7476'V.A. NO DIRECTION WAS TAKEN OR MEASUREMENT MADE TO THIS EW7476'MARK. EW7476' EW7476'FOLLOWING IS A NEW AND COMPLETE DESCRIPTION-- EW7476' EW7476'THE STATION MARK IS A COPPER PLUG WITH A CROSS CHISLED IN ITS EW7476'TOP WHICH IS EMBEDDED IN THE TOP OF A TRIANGULAR SHAPED CONCRETE EW7476'PIER WHICH CONSIST OF A CONCRETE PLATFORM WITH A 6 INCH STEP EW7476'ABOUT 14 INCHES FROM THE OUTSIDE EDGE. THE PIER PROJECTS ABOUT EW7476'18 INCHES AND IS LOCATED UNDER AND NEAR THE CENTER OF A STEEL EW7476'LOOKOUT TOWER. IT BEARS NO STAMPING. DUE TO BUILDINGS OF EW7476'THE LOS ANGELES COUNTY FOREST SERVICE, RADIO INSTALLATIONS EW7476'AND THE LANDSCAPING OF THE AREA THERE CAN BE NO OBSERVATIONS EW7476'MADE FROM THE ORIGINAL STATION. THE AZIMUTH MARK STAMPED EW7476'CASTRO NO 3 1951 ESTABLISHED BY L.G. TAYLOR IN 1951 WAS VISIBLE EW7476'FROM THE TRUE STATION AND WAS USED AS THE INITIAL FOR EW7476'CUTTING IN THE MARKS DURING THIS OCCUPATION. EW7476' EW7476'REFERENCE MARK NO. 1 IS A STANDARD BRONZE DISK CEMENTED IN A EW7476'DRILL HOLE IN THE TOP OF A LARGE BOULDER THAT PROJECTS ABOUT EW7476'18 INCHES ABOVE THE SURFACE OF THE GROUND. IT IS 6 FEET SOUTH EW7476'OF A COMPOUND FENCE AND ABOUT 2 FEET BELOW THE ELEVATION OF EW7476'THE STATION. THE DISK IS STAMPED CASTRO NO 1 1898 1923. EW7476'(NOTE 12C). EW7476' EW7476'REFERENCE MARK NO. 2 IS A STANDARD BRONZE DISK CEMENTED IN A EW7476'DRILL HOLE IN THE TOP OF A LARGE BOULDER THAT PROJECTS ABOUT EW7476'2 FEET ABOVE THE SURFACE OF THE GROUND. IT IS 9 FEET SOUTH EW7476'AND ABOUT 3 FEET HIGHER THAN THE CENTER OF A DIRT ROAD THAT EW7476'CIRCLES THE COMPOUND AND ABOUT 2 FEET BELOW THE ELEVATION EW7476'OF THE STATION. THE DISK IS STAMPED CASTRO NO 2 1898 1923. EW7476'(NOTE 12C). EW7476' EW7476'REFERENCE MARK NO. 3 IS A STANDARD BRONZE DISK SET IN THE TOP EW7476'OF A CONCRETE POST ABOUT 8 INCHES IN DIAMETER. IT IS 15 FEET EW7476'WEST OF THE CENTER OF THE DIRT ROAD THAT CIRCLES THE COMPOUND AND EW7476'ABOUT 8 FEET BELOW THE ELEVATION OF THE STATION. THE DISK IS EW7476'STAMPED CASTRO NO 3 1898 AND THE MARK PROJECTS ABOUT 8 INCHES EW7476'ABOVE THE SURFACE OF THE GROUND. (NOTE 11B). EW7476' EW7476'THE AZIMUTH MARK IS A STANDARD BRONZE DISK CEMENTED IN A DRILL EW7476'HOLE IN THE TOP OF A LARGE ROCK OUTCROP ALONG THE RIGHT-OF-WAY EW7476'OF THE SEMINOLE HOT SPRINGS HIGHWAY, 0.05 MILE NORTH OF A EW7476'MAIL BOX AND T ROAD ON THE LEFT, 24 FEET WEST OF THE CENTER EW7476'OF THE HIGHWAY AND ABOUT 10 FEET ABOVE THE SURFACE OF THE EW7476'HIGHWAY. THE DISK IS STAMPED CASTRO R.M. NO 3 1951. (NOTE EW7476'17A). EW7476' EW7476'CASTRO ECC. NO. 3 1951 (L.A. COUNTY) IS A BRONZE TRIANGULATION EW7476'STATION DISK OF THE LOS ANGELES COUNTY SURVEY CONTROL SYSTEM. EW7476'IT IS SET IN A 12 INCH SQUARE CONCRETE POST THAT IS SET EW7476'FLUSH WITH THE SURFACE OF THE GROUND AND IS ABOUT 6 FEET EW7476'NORTHEAST AND ABOUT THE SAME ELEVATION AS THE CENTER OF THE EW7476'DIRT ROAD THAT CIRCLES THE COMPOUND. THE DISK IS STAMPED EW7476'CASTRO ECC NO 3 1951 COUNTY SURVEYOR R.E. 329. (NO NOTE). EW7476' EW7476'CASTRO ECC. NO. 1948 (L.A. COUNTY) IS A BRONZE TRIANGULATION EW7476'STATION DISK OF THE LOS ANGELES COUNTY SURVEY CONTROL SYSTEM. EW7476'IT IS SET IN A 12 INCH SQUARE CONCRETE POST THAT IS SET FLUSH WITH EW7476'THE SURFACE OF THE GROUND AND IS 15 FEET SOUTH OF THE COMPOUND EW7476'FENCE AND 6 FEET SOUTH OF THE CENTER OF THE DIRT ROAD THAT EW7476'CIRCLES THE COMPOUND. THE DISK IS STAMPED CASTRO ECC NO 1948 EW7476'COUNTY SURVEYOR R.E. 329. (NO NOTE). EW7476' EW7476'THE STATION IS ABOUT 20 MILES NORTHWEST OF SANTA MONICA AND EW7476'ABOUT 9 MILES SOUTHWEST OF CALABASAS ON THE HIGHEST POINT OF EW7476'CASTRO PEAK IN THE LOS ANGELES COUNTY FOREST. IT IS WITHIN EW7476'A FENCED COMPOUND AROUND A LARGE GROUP OF BUILDINGS AND RADIO EW7476'INSTALLATIONS. EW7476' EW7476'TO REACH THE STATION FROM CORNELL CORNERS ON U.S. HIGHWAY EW7476'NO. 101, GO WEST ON CORNELL ROAD FOR 1.1 MILES TO THE FIRE EW7476'DEPARTMENT COUNTY OF LOS ANGELES BATTALION-5 HEADQUARTERS ON EW7476'THE LEFT. HERE OBTAIN KEY FOR LOCKED GATES ENROUTE TO STATION. EW7476'CONTINUE ON CORNELL ROAD FOR 7.1 MILES TO A MAIL BOX AND T EW7476'ROAD ON THE LEFT AND THE AZIMUTH MARK ON THE RIGHT AS DESCRIBED. EW7476'CONTINUE WESTERLY ON CORNELL ROAD FOR 1.0 MILE TO THE JUNCTION EW7476'WITH BACKUS ROAD, TURN LEFT ON BACKUS ROAD AND GO 1.5 MILES TO EW7476'THE SUMMIT AND A CABLE GATE ON THE LEFT. HERE TURN LEFT EW7476'THROUGH THE GATE AND GO EASTERLY ON A DIRT ROAD FOR 1.2 MILES EW7476'TO ANOTHER LOCKED GATE. PASS THROUGH THIS GATE AND CONTINUE UP EW7476'THE HILL ON A WINDING DIRT ROAD FOR 0.9 MILE TO THE TOP OF EW7476'CASTRO PEAK AND THE STATION AS DESCRIBED. EW7476' EW7476'ALL STATIONS WERE OBSERVED ECCENTRICALLY DURING THIS OCCUPATION. EW7476 EW7476 STATION RECOVERY (1962) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1962 (EBB) EW7476'ALL MARKS WERE RECOVERED IN GOOD CONDITION AS DESCRIBED EXCEPT, EW7476'THE AZIMUTH MARK (CASTRO R.M. 3 1951) HAS BEEN DESTROYED AND EW7476'THE DISK WAS RECEIVED IN THE LOS ANGELES OFFICE, BY ROAD EW7476'IMPROVEMENT. CASTRO ECC. NO. 3 1951 (L.A. COUNTY), HAS BEEN EW7476'RESTAMPED WITH A 4. CASTRO ECC. NO. 1948, HAS BEEN STAMPED 2. EW7476' EW7476'IN THE TO REACH DESCRIPTION BY R.L.E. 1956, THE ROUTE IS CORRECT EW7476'EXCEPT AT A CROSS ROAD 1.7 MILE FROM THE FIRE STATION WHERE EW7476'YOU TURN RIGHT AND GO PAST CORNELL CORNER AND SEMINOLE HOT EW7476'SPRINGS, THE ROAD IS NOW CALLED MULHOLLAND HIGHWAY. THE EW7476'MILLAGES ARE CORRECT. EW7476' EW7476'A NEW AZIMTH MARK IS TO BE SET AT A LATTER DATE. EW7476 EW7476 STATION RECOVERY (1963) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1963 (CAA) EW7476'STATION WAS RECOVERED AS DESCRIBED IN 1951 RECOVERY NOTE AND EW7476'STATION MARK, REFERENCE MARKS 1, 2 AND 3, AND LOS ANGELES EW7476'COUNTY SURVEY CONTROL SYSTEM MARK CASTRO ECC 4 1951 WERE FOUND EW7476'TO BE IN GOOD CONDITION. LOS ANGELES COUNTY SURVEY MARK CASTRO EW7476'ECC NO 1948 WAS SEARCHED FOR BUT NOT FOUND. A DIFFERENCE WAS EW7476'FOUND IN THE DISTANCE TO LOS ANGELES COUNTY SURVEY MARK CASTRO EW7476'ECC 4 1951 AND ALSO THE STAMPING WAS FOUND DIFFERENT. IT NOW EW7476'CARRIES THE NO. 4 INSTEAD OF 3. A DIFFERENCE IN DIRECTION WAS EW7476'FOUND TO REFERENCE MARK NO. 2 AND CASTRO ECC 4 1951. DUE EW7476'TO ROAD CHANGES A COMPLETE NEW DESCRIPTION FOLLOWS. EW7476'(REFERENCE MARK NO. 3 WAS OCCUPIED AT THIS TIME). STATION EW7476'MONUMENT IS STABLE. EW7476' EW7476'STATION IS LOCATED ABOUT 20 MILES NORTHWEST OF SANTA MONICA, EW7476'ABOUT 9 MILES SOUTHWEST OF CALABASAS AND IS ON THE TOP AND EW7476'HIGHEST POINT OF CASTRO PEAK WHICH IS ENCLOSED BY THE CALIFORNIA EW7476'STATE FOREST SERVICE FENCING. EW7476' EW7476'TO REACH FROM THE JUNCTION OF VENTURA FREEWAY (U.S. HIGHWAY EW7476'101) AND SAN DIEGO FREEWAY (INTERSTATE 405) IN THE NORTHWEST EW7476'SECTION OF LOS ANGELES, GO WEST ON VENTURA FREEWAY (U.S. 101) EW7476'FOR 8 MILES TO THE JUNCTION OF STATE ROUTE 27, CONTINUE WEST EW7476'ON U.S. HIGHWAY 101 FOR 9.5 MILES TO CORNELL ROAD AND CAFE EW7476'AND SERVICE STATION ON LEFT, TURN LEFT AND GO SOUTH ON CORNELL EW7476'ROAD FOR 0.1 MILE TO AGOURA ROAD, CONTINUE SOUTH ON CORNELL EW7476'ROAD FOR 1.0 MILE TO THE COUNTY FIRE STATION ON LEFT, CONTINUE EW7476'SOUTH FOR 1.7 MILE TO MULHOLLAND HIGHWAY, TURN RIGHT AND GO EW7476'WESTERLY FOR 3 MILES TO SEMINOLE HOT SPRINGS RESORT, EW7476'CONTINUE ON MAIN BLACK TOP ROAD FOR 2.1 MILE TO THE AZIMUTH EW7476'MARK ON LEFT IN LARGE BOULDER AT TURNOUT. (BOULDER IS MARKED EW7476'WITH A TRIANGLE OF WHITE PAINT ON BOULDER), CONTINUE ON MAIN EW7476'SURFACED ROAD FOR 0.7 MILES TO FORK, TAKE LEFT FORK (BACKUS EW7476'ROAD) FOR 1.5 MILE TO EMERGENCY PHONE ON RIGHT AND SAND ROAD EW7476'LEFT AT LOCKED GATE, TURN LEFT AND PASS THROUGH GATE AND EW7476'GO 0.85 MILE FOLLOWING MAIN ROAD TO A WHITE HOUSE ON EW7476'LEFT, CONTINUE ON MAIN ROAD STRAIGHT AHEAD FOR 0.45 MILE TO EW7476'LOCKED GATE, PASS THROUGH GATE AND CONTINUE UP HILL FOR EW7476'0.85 MILE TO FORK, TAKE RIGHT FORK AND GO UP GRADE TO EW7476'LOOKOUT TOWER AND STATION UNDER LOOKOUT TOWER. EW7476' EW7476'STATION MARK IS A COPPER PLUG WITH A CHISELED CROSS IN ITS TOP, EW7476'EMBEDED IN THE TOP OF A TRIANGULAR SHAPED CONCRETE PIER WHICH EW7476'CONSISTS OF A CONCRETE PLATFORM WITH A 6 INCH STEP ABOUT 14 EW7476'INCHES FROM THE OUTSIDE EDGE. THE PIER PROJECTS ABOUT 18 INCHES EW7476'ABOVE THE SURFACE OF GROUND AND IS LOCATED UNDER AND IN THE EW7476'APPROXIMATE CENTER OF A STEEL LOOKOUT TOWER. THERE IS NO EW7476'STAMPING ON PLUG. EW7476' EW7476'REFERENCE MARK 1 IS APPROXIMATELY 2 FEET LOWER IN ELEVATION EW7476'THAN THE STATION AND 6 FEET SOUTH OF THE BOUNDARY FENCE. IT IS EW7476'SET IN THE TOP OF A LARGE BOULDER THAT PROJECTS ABOUT 18 INCHES EW7476'ABOVE THE SURFACE OF TEH GROUND. THE MARK IS STAMPED CASTRO EW7476'NO 1 1898 1923. EW7476' EW7476'REFERENCE MARK 2 IS APPROXIMATELY 2 FEET LOWER IN ELEVATION EW7476'THAN THE STATION MARK, 9 FEET SOUTH OF AND ABOUT 3 FEET HIGHER EW7476'THAN THE CENTER LINE OF THE DIRT ROAD THAT CIRCLES THE COMPOUND. EW7476'IT IS SET IN THE TOP OF A LARGE BOULDER THAT PROJECTS ABOUT EW7476'6 INCHES ON THE SOUTH SIDE AND ABOUT 2-1/2 FEET ON THE NORTH EW7476'SIDE. THE MARK IS STAMPED CASTRO NO 2 1898 1932. EW7476' EW7476'REFERENCE MARK 3 IS APPROXIMATELY 8 FEET LOWER THAN THE EW7476'STATION MARK, 37.4 FEET NORTHWEST OF THE FENCE CORNER, 16.6 EW7476'FEET NORTH OF A PINE TREE AND 13 FEET WEST OF THE CENTER OF ROAD. EW7476'THE DISK IS STAMPED CASTRO NO 3 1898, IS SET IN THE TOP OF A EW7476'CONCRETE CYLINDER WHICH PROJECTS ABOUT 8 INCHES ABOVE THE SURFACE EW7476'OF THE GROUND. EW7476' EW7476'CASTRO ECC NO 4, IS A LOS ANGELES COUNTY SURVEY CONTROL SYSTEM EW7476'MARK IS APPROXIMATELY 7 FEET LOWER THAN THE STATION MARK, EW7476'6 FEET NORTHEAST OF AND ABOUT 6 INCHES HIGHER THAN THE CENTER LINE EW7476'OF DIRT ROAD THAN CIRCLES THE COMPOUND. EW7476' EW7476'COUNTY SURVEYORS MONUMENT IS A 2-1/2 INCH BRONZE DISK WITH EW7476'NO STAMPING OR DATE BUT HAS A CROSS IN CENTER OF DISK. DISK EW7476'IS SET IN THE TOP OF A CONCRETE CYLINDER WHICH PROJECTS ABOUT EW7476'2 INCHES. THE MARK IS 59 FEET EAST OF THE NORTHEAST FENCE EW7476'CORNER, 24 FEET NORTH OF CENTER OF ROAD, 42 FEET NORTH OF FENCE EW7476'CORNER AND 35 FEET NORTHEAST OF FENCE. EW7476' EW7476'A U.S. GEOLOGICAL SURVEY BENCH MARK IS SET IN THE TOP OF THE EW7476'SAME CONCRETE PIER AS THE STATION MARK. IT IS STAMPED 2819 EW7476'L.A. V.A.. THIS BENCH MARK WAS PREVIOUSLY DESCRIBED AS 2919. EW7476' EW7476'KEYS FOR LOCKED GATES MAYBE OBTAINED FROM THE COUNTY FIRE EW7476'STATION MENTIONED IN THE TO REACH. EW7476' EW7476'THE AZIMUTH MARK MENTIONED IN TO REACH IS NOT VISIBLE FROM EW7476'GROUND. EW7476' EW7476'HEIGHT OF LIGHT ABOVE STATION MARK 1 METERS. EW7476 EW7476 STATION RECOVERY (1963) EW7476 EW7476'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1963 (CJH) EW7476'1956 MEASUREMENTS WERE FOUND CORRECT. EW7476' EW7476'THE STATION AND ALL REFERENCE MARKS WERE RECOVERED IN GOOD EW7476'CONDITION EXCEPT THE LOS ANGELES COUNTY MARK SET IN 1933 EW7476'WHICH WAS NOT RECOVERED, AND THE 1951 AZIMUTH MARK WAS DESTROYED EW7476'IN 1962 AND THE DISK FORWARDED TO THE LOS ANGELES OFFICE. EW7476' EW7476'THE STATION IS LOCATED ABOUT 20 MILES NORTHWEST OF SANTA EW7476'MONICA, 9 MILES SOUTHWEST OF CALABASAS, ON THE HIGHEST PART EW7476'OF CASTRO PEAK. IT IS WITHIN A COMPOUND INCLOSING SEVERAL EW7476'BUILDINGS, A LOOKOUT TOWER AND RADIO INSTALLATIONS OF THE EW7476'LOS ANGELES COUNTY. EW7476' EW7476'THE STATION MARK IS A COPPER BOLT WITH A CROSS AND INDENTURE EW7476'IN ITS TOP, IMBEDED IN A TRIANGULAR SHAPED CONCRETE PIER EW7476'PROJECTING ABOUT 1-1/2 FEET WITH A STEP AROUND THE OUTER EW7476'EDGE. IT IS LOCATED UNDER AND ABOUT THE CENTER OF A STEEL EW7476'LOOKOUT TOWER. DUE TO THE LOOKOUT TOWER AND OTHER BUILDINGS THE EW7476'STATION IS DIFFICULT TO OCCUPY, ALTHOUGH THE REFERENCE MARKS EW7476'WERE CUT IN FROM THE STATION USING THE AZIMUTH MARK AS INITIAL EW7476'AND SIGHTING THROUGH A WOVEN WIRE FENCE. EW7476' EW7476'REFERENCE MARK NO 1 IS A STANDARD DISK STAMPED CASTRO NO 1 1898 EW7476'1923 CEMENTED IN THE TOP OF A LARGE BOULDER PROJECTING ABOUT EW7476'1-1/2 FEET AND IS ABOUT 6 FEET SOUTH OF A FENCE AND IS ABOUT EW7476'2 FEET LOWER THAN THE STATION. EW7476' EW7476'REFERENCE MARK NO 2 IS A STANDARD DISK STAMPED CASTRO NO 2 EW7476'1898 1932, SET IN THE TOP OF A LARGE BOULDER PROJECTING ABOUT EW7476'2 FEET ABOVE THE GROUND SURFACE. IT IS ABOUT 9 FEET SOUTH AND EW7476'3 FEET HIGHER THAN THE ROAD CIRCLING THE COMPOUND, AND IS ABOUT EW7476'2 FEET LOWER THAN THE STATION. EW7476' EW7476'REFERENCE MARK NO 3 IS A STANDARD DISK STAMPED CASTRO NO 3 EW7476'1898 1951, SET IN THE TOP OF A 10 INCH CYLINDER OF CONCRETE EW7476'PROJECTING ABOUT 8 INCHES. IT IS ABOUT 15 FEET WEST OF THE EW7476'CENTER OF THE ROAD CIRCLING THE COMPOUND AND ABOUT 8 FEET EW7476'LOWER THAN THE STATION. EW7476' EW7476'THE AZIMUTH MARK IS A STANDARD DISK STAMPED CASTRO R.M. NO 3 EW7476'1963, SET IN THE TOP OF A LARGE BOULDER PROJECTING ABOUT 4 EW7476'FEET, 57 FEET EAST OF THE CENTER LINE OF MULHOLLAND DRIVE, EW7476'AT THE NORTHEAST EDGE OF A FILL FORMING A PARKING AREA. IT IS EW7476'0.2 MILE NORTH OF A SUMMIT ON MULHOLLAND DRIVE AND 0.15 MILE EW7476'SOUTH OF A HAIRPIN CURVE 2.0 MILES SOUTH OF SEMINOLE HOT EW7476'SPRINGS. IT IS ON THE ROUTE TO THE STATION. EW7476' EW7476'CASTRO ECC. NO 2 1948, IS A STANDARD DISK OF THE LOS ANGELES EW7476'COUNTY CONTROL SURVEY SYSTEM STAMPED CASTRO ECC. NO 2 1948 EW7476'R.E. 329, SET IN THE TOP OF A 12 INCH SQUARE CONCRETE POST EW7476'FLUSH WITH THE GROUND SURFACE, 15 FEET SOUTH OF THE COMPOUND EW7476'FENCE AND ABOUT 6 FEET SOUTH OF THE ROAD CIRCLING THE COMPOUND. EW7476'THIS MARK FORMERLY DESCRIBED AS HAVING NO NUMBER STAMPED EW7476'ON IT. EW7476' EW7476'CASTRO ECC. NO 4 1951 IS A STANDARD DISK OF THE LOS ANGELES EW7476'COUNTY CONTROL SURVEY SYSTEM STAMPED CASTRO ECC. NO 4 1951 EW7476'R.E. 329, SET IN THE TOP OF A 12 INCH CONCRETE POST FLUSH EW7476'WITH THE GROUND SURFACE, 6 FEET NORTHEAST OF AND ABOUT LEVEL EW7476'WITH THE ROAD CIRCLING THE COMPOUND. THIS MARK WAS FORMERLY EW7476'DESCRIBED AS NO 3, BUT IT APPEARS THAT THE 3 HAS BEEN CHISELED EW7476'OFF AND A 4 STAMPED IN ITS PLACE. EW7476' EW7476'THE MARK OF THE LOS ANGELES COUNTY AND CITY ESTABLISHED IN EW7476'1933 WAS NOT RECOVERED. EW7476' EW7476'TO REACH THE STATION FROM THE INTERSECTION OF THE VENTURA FREEWAY EW7476'AND CORNELL ROAD, WHICH IS 5.5 MILES EAST OF THOUSAND OAKS, EW7476'AND AT A SETTLEMENT OF AGOURA, GO SOUTHERLY ON CORNELL ROAD EW7476'FOR 1.1 MILES TO THE LOS ANGELES FIRE DEPARTMENT ON THE LEFT EW7476'(OBTAIN KEY FOR LOCKED GATES HERE). CONTINUE ON CORNELL ROAD EW7476'FOR 1.7 MILES TO CROSS ROADS. TURN RIGHT ON MULHOLLAND DRIVE EW7476'AND GO 3.0 MILES TO SEMINOLE HOT SPRINGS. CONTINUE ON EW7476'MULHOLLAND DRIVE UP GRADE FOR 2.0 MILES TO THE AZIMUTH MARK ON EW7476'THE LEFT 0.15 MILE AFTER MAKEING A HAIRPIN TURN. CONTINUE EW7476'SOUTHERLY FOR 0.7 MILE TO A FORKS. KEEP LEFT FORK (BACKUS EW7476'ROAD OR LATIGO CANYON ROAD) FOR 1.5 MILES TO SHARP LEFT TURN EW7476'(A FOREST SERVICE TELEPHONE ON THE RIGHT) AND A DIRT ROAD AND EW7476'LOCKED STEEL GATE SHARP LEFT. TURN SHARP LEFT, PASSING EW7476'THROUGH GATE AND CONTINUE UP GRADE ON MAIN ROAD FOR EW7476'1.2 MILES TO ANOTHER LOCKED GATE. PASS THROUGH AND EW7476'CONTINUE UP STEEP GRADE FOR 1.0 MILE TO THE HIGHEST PART OF EW7476'PEAK THE LOOKOUT TOWER AND STATION. EW7476' EW7476'THE U.S. GEOLOGICAL SURVEY DISK THAT IS IN THE SAME CONCRETE EW7476'PIER AS THE STATION IS IN GOOD CONDITION. IT IS STAMPED 2819 EW7476'L.A. V.A. NO ANGLE OR MEASUREMENT WAS TAKEN TO THIS MARK EW7476'AT THIS TIME. EW7476 EW7476 STATION RECOVERY (1986) EW7476 EW7476'RECOVERED 1986 EW7476'RECOVERED IN GOOD CONDITION.