National Geodetic Survey, Retrieval Date = NOVEMBER 4, 2004 HS4835 *********************************************************************** HS4835 DESIGNATION - BASALT RESET HS4835 PID - HS4835 HS4835 STATE/COUNTY- CA/MERCED HS4835 USGS QUAD - SAN LUIS DAM (1978) HS4835 HS4835 *CURRENT SURVEY CONTROL HS4835 ___________________________________________________________________ HS4835* NAD 83(1992)- 37 01 08.54720(N) 121 05 11.30920(W) ADJUSTED HS4835* NAVD 88 - 521.9 (meters) 1712. (feet) VERTCON HS4835 ___________________________________________________________________ HS4835 EPOCH DATE - 1991.35 HS4835 LAPLACE CORR- -4.37 (seconds) DEFLEC99 HS4835 GEOID HEIGHT- -32.60 (meters) GEOID03 HS4835 HS4835 HORZ ORDER - FIRST HS4835 HS4835.The horizontal coordinates were established by classical geodetic methods HS4835.and adjusted by the National Geodetic Survey in March 1994. HS4835.The horizontal coordinates are valid at the epoch date displayed above. HS4835.The epoch date for horizontal control is a decimal equivalence HS4835.of Year/Month/Day. HS4835 HS4835.The NAVD 88 height was computed by applying the VERTCON shift value to HS4835.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HS4835 HS4835.The Laplace correction was computed from DEFLEC99 derived deflections. HS4835 HS4835.The geoid height was determined by GEOID03. HS4835 HS4835; North East Units Scale Factor Converg. HS4835;SPC CA 3 - 557,767.796 1,947,809.730 MT 1.00001018 -0 21 32.6 HS4835;SPC CA 3 - 1,829,943.18 6,390,439.09 sFT 1.00001018 -0 21 32.6 HS4835;SPC CA 4 - 689,068.058 1,814,346.956 MT 0.99996425 -1 14 41.2 HS4835;SPC CA 4 - 2,260,717.45 5,952,569.97 sFT 0.99996425 -1 14 41.2 HS4835;UTM 10 - 4,098,696.430 670,224.269 MT 0.99995697 +1 09 08.5 HS4835 HS4835! - Elev Factor x Scale Factor = Combined Factor HS4835!SPC CA 3 - 0.99992322 x 1.00001018 = 0.99993340 HS4835!SPC CA 4 - 0.99992322 x 0.99996425 = 0.99988747 HS4835!UTM 10 - 0.99992322 x 0.99995697 = 0.99988019 HS4835 HS4835: Primary Azimuth Mark Grid Az HS4835:SPC CA 3 - PASS 296 34 33.5 HS4835:SPC CA 4 - PASS 297 27 42.1 HS4835:UTM 10 - PASS 295 03 52.4 HS4835 HS4835|---------------------------------------------------------------------| HS4835| PID Reference Object Distance Geod. Az | HS4835| dddmmss.s | HS4835| HS4601 GUSTINE CARNATION CO STACK APPROX.27.0 KM 0172816.9 | HS4835| HS4595 LOS BANOS DAIRYMENS ASSN STACK APPROX.22.4 KM 0791606.4 | HS4835| HS4596 LOS BANOS MUNICIPAL TANK APPROX.21.1 KM 0794318.6 | HS4835| DB2809 BASALT RM 1 8.506 METERS 10531 | HS4835| HS4836 BASALT AZ MK 210.797 METERS 14048 | HS4835| DB2811 BASALT RM 3 8.761 METERS 16716 | HS4835| DB2810 BASALT RM 2 18745 | HS4835| HS4834 BASALT LOOKOUT HOUSE 5.519 METERS 21210 | HS4835| DB2812 BASALT RM 4 6.053 METERS 25247 | HS4835| HS2310 PASS APPROX.12.2 KM 2961300.9 | HS4835|---------------------------------------------------------------------| HS4835 HS4835 SUPERSEDED SURVEY CONTROL HS4835 HS4835 NAD 83(1986)- 37 01 08.54622(N) 121 05 11.31371(W) AD(1984.00) 1 HS4835 NAD 27 - 37 01 08.74413(N) 121 05 07.59870(W) AD( ) 1 HS4835 NGVD 29 (07/19/86) 521.0 (m) 1709. (f) VERT ANG HS4835 HS4835.Superseded values are not recommended for survey control. HS4835.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HS4835.See file dsdata.txt to determine how the superseded data were derived. HS4835 HS4835_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFF7022498696(NAD 83) HS4835_MARKER: Z = SEE DESCRIPTION HS4835_SETTING: 0 = UNSPECIFIED SETTING HS4835 HS4835 HISTORY - Date Condition Report By HS4835 HISTORY - 1943 MONUMENTED CGS HS4835 HISTORY - 1962 SEE DESCRIPTION CGS HS4835 HISTORY - 1968 SEE DESCRIPTION CGS HS4835 HISTORY - 1973 SEE DESCRIPTION NGS HS4835 HISTORY - 1976 GOOD NGS HS4835 HS4835 STATION DESCRIPTION HS4835 HS4835'DESCRIBED BY COAST AND GEODETIC SURVEY 1943 (JCS) HS4835'STATION IS LOCATED ABOUT 15.0 MILES SW OF LOS BANOS, 3.0 HS4835'MILES S OF THE OLD SAN LUIS RANCH, 2.5 MILES S OF HIGHWAY HS4835'152 ON THE HIGHEST PART OF BASALT HILL. THE HILL IS EASILY HS4835'IDENTIFIED BY A NOTICEABLE LAVA OUTCROP ON THE SUMMIT. HS4835' HS4835'STATION, STAMPED BASALT 1943, IS A U.S.C. AND G.S. BRONZE HS4835'DISK CEMENTED IN A DRILL HOLE IN OUTCROPPING ROCK THAT PROJECTS HS4835'ABOUT 2 INCHES ABOVE THE GROUND. IT IS ON THE HIGHEST PART OF HS4835'HILL THAT IS COVERED WITH LAVA OUTCROP. HS4835' HS4835'REFERENCE MARK NO. 1, STAMPED BASALT NO. 1 1943, IS A U.S.C. HS4835'AND G.S. BRONZE DISK CEMENTED IN A DRILL HOLE IN OUTCROPPING HS4835'ROCK THAT IS FLUSH WITH THE GROUND. IT IS ABOUT 2.0 FEET HS4835'LOWER THAN THE STATION. HS4835' HS4835'REFERENCE MARK NO. 2, STAMPED BASALT NO. 2 1943, IS A U.S.C. AND HS4835'G.S. BRONZE DISK CEMENTED IN A DRILL HOLE IN OUTCROPPING HS4835'ROCK. IT IS ABOUT 3 FEET LOWER THAN THE STATION. HS4835' HS4835'AZIMUTH MARK, STAMPED BASALT 1943, IS A U.S.C. AND G.S. BRONZE HS4835'DISK SET IN THE TOP OF AN OUTCROPPING ROCK THAT PROJECTS ABOUT HS4835'1.0 FOOT ABOVE THE GROUND. IT IS ABOUT 0.2 MILE SE OF THE HS4835'STATION IN A ROCK OUTCROP. HS4835' HS4835'STATION IS REACHED AS FOLLOWS--FROM LOS BANOS GO W ON STATE HS4835'HIGHWAY 152 FOR 9.3 MILES TO JUNCTION OF STATE HIGHWAY 33. HS4835'CONTINUE W ON STATE HIGHWAY 152 FOR 0.5 MILE. TURN LEFT (S) HS4835'ON DIRT ROAD AND GO 3.5 MILES TO FORK. CONTINUE WESTERLY HS4835'1.1 MILES TO FORKS. TAKE DIM RIGHT FORK ALONG THE N SIDE HS4835'OF OLD RANCH BUILDINGS AND GO 0.4 MILE TO FORKS. TAKE ROAD HS4835'ACROSS FLATS (WESTERLY) 1.9 MILES TO TOP OF RIDGE. THENCE HS4835'RIGHT UP RIDGE 0.3 MILE TO FENCE. (AZIMUTH MARK IS IN HS4835'OUTCROPPING ROCK ABOUT 200 YARDS N OF FENCE. FROM HERE PACK NW HS4835'UP RIDGE ABOUT 0.6 MILE TO HIGHEST PART OF HILL AND HS4835'STATION. HS4835' HS4835'HEIGHT OF LIGHT ABOVE STATION MARK - 1.2 METERS. HS4835 HS4835 STATION RECOVERY (1962) HS4835 HS4835'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1962 (JCC) HS4835'THE STATION, REFERENCE MARKS 1, 2 AND THE AZIMUTH MARK WERE HS4835'RECOVERED. REFERENCE MARK 2 IS OBSTRUCTED BY A LOOKOUT HOUSE HS4835'WHICH WAS ERECTED AFTER 1943. AN ADDITIONAL REFERENCE MARK HS4835'WAS ESTABLISHED. FOLLOWING IS A COMPLETE NEW DESCRIPTION. HS4835' HS4835'THE STATION IS ABOUT 15 MILES SOUTHWEST OF LOS BANOS, 2-1/2 HS4835'MILES SOUTH OF STATE HIGHWAY 152, ON THE HIGHEST POINT OF HS4835'BASALT HILL, A PROMINENT ROCK COVERED HILL WHICH IS THE HIGHEST HS4835'POINT IN THE IMMEDIATE VICINITY. HS4835' HS4835'TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS 152 HS4835'AND 33 IN LOS BANOS GO WEST ON STATE HIGHWAY 152 FOR 10.2 HS4835'MILES TO A SIDE ROAD ON THE LEFT AT A SIGN GALFRIED RANCH 7 HS4835'MILES. TURN LEFT AND GO SOUTHERLY ON A GRAVELED ROAD FOR 4.4 HS4835'MILES TO A FENCE CORNER A RANCH AND A SIGN BASALT LOOKOUT HS4835'ON THE RIGHT. TURN RIGHT AND GO WESTERLY FOR 0.15 MILE TO HS4835'A GATE. PASS THROUGH THE GATE AND GO WEST AND NORTHWEST FOR HS4835'0.3 MILE TO A GATE. PASS THROUGH THE GATE AND CONTINUE WEST HS4835'AND NORTHWEST FOR 1.1 MILES TO A FORK AT A FENCE CORNER. HS4835'TURN RIGHT AND CONTINUE WESTERLY FOR 0.4 MILE TO A LOCKED HS4835'GATE. (KEY FOR THIS GATE CAN BE OBTAINED FROM THE HS4835'CALIFORNIA STATE FOREST SERVICE) PASS THROUGH THE GATE AND HS4835'CONTINUE WESTERLY FOR 0.5 MILE TO SEVERAL ROAD FORKS. HS4835'TAKE THE EXTREME LEFT FORK AND CONTINUE WEST AND HS4835'NORTHWEST FOR 1.2 MILES TO THE LOOKOUT HOUSE AND THE HS4835'STATION. TO REACH THE AZIMUTH MARK FROM THE STATION HS4835'PACK SOUTHEAST FOR ABOUT 0.2 MILE TO THE MARK. HS4835' HS4835'STATION MARK IS A STANDARD DISK STAMPED BASALT 1943 CEMENTED HS4835'IN A DRILL HOLE IN A 1 BY 2 FOOT ROCK OUTCROP PROJECTING 5 HS4835'INCHES. IT IS 7.4 FEET NORTH OF THE NORTHEAST CORNER OF THE HS4835'LOOKOUT HOUSE, 3.4 FEET NORTHWEST OF A TELEPHONE LINE POLE HS4835'AND 6 FEET SOUTH OF A WITNESS POST. (NOTE 2) HS4835' HS4835'REFERENCE MARK 1 IS A STANDARD DISK STAMPED BASALT NO 1 1943 HS4835'CEMENTED IN A DRILL HOLE IN A 2 BY 3 FOOT ROCK OUTCROP HS4835'PROJECTING 10 INCHES. IT IS 28.4 FEET EAST OF THE NORTHEAST HS4835'CORNER OF THE LOOKOUT HOUSE AND ABOUT 1 FOOT LOWER THAN THE HS4835'STATION. HS4835' HS4835'REFERENCE MARK 3 IS A STANDARD DISK STAMPED BASALT NO 3 1943 HS4835'CEMENTED IN A DRILL HOLE IN A 3 BY 5 FOOT ROCK OUTCROP HS4835'PROJECTING 2 FEET. IT IS 9.2 FEET SOUTHEAST OF THE SOUTHEAST HS4835'CORNER OF THE LOOKOUT HOUSE AND ABOUT 2 FEET LOWER THAN THE HS4835'STATION. HS4835' HS4835'THE AZIMUTH MARK IS A STANDARD DISK STAMPED BASALT 1943 HS4835'CEMENTED IN A DRILL HOLE IN A 18 BY 24 INCH ROCK OUTCROP HS4835'PROJECTING 1 FOOT. IT IS 2.5 FEET WEST-NORTHWEST OF A HS4835'WITNESS POST. HS4835 HS4835 STATION RECOVERY (1968) HS4835 HS4835'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1968 (RMS) HS4835'THE AZIMUTH MARK AND REFERENCE MARKS 2 AND 3 WERE FOUND IN HS4835'GOOD CONDITION BUT THE STATION MARK AND REFERENCE MARK 1 WERE HS4835'FOUND TO HAVE BEEN DESTROYED WHEN THE AREA IN WHICH THEY WERE HS4835'LOCATED WAS GRADED DOWN ABOUT 2 FEET IN 1964. HS4835' HS4835'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--15 MILES HS4835'SOUTHWEST OF LOS BANOS HS4835 HS4835 STATION RECOVERY (1973) HS4835 HS4835'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1973 (CLN) HS4835'THE AZIMUTH MARK AND REFERENCE MARK 3 AND BASALT LOOKOUT HS4835'HOUSE 1943 WERE RECOVERED IN GOOD CONDITION. THE LARGE, HS4835'DETACHED ROCK IN WHICH REFERENCE MARK 2 WAS SET WAS FOUND HS4835'MOVED OUT OF PLACE. THE DISK WAS REMOVED ON THIS DATE. USING HS4835'THE DISTANCE TO REFERENCE MARK 3 AND THE DIRECTIONS TO REFERENCE HS4835'MARK 3, THE AZIMUTH MARK, PASS 1943, LOS BANOS MUNICIPAL WATER HS4835'TANK 1943, AND PACHECO LOOKOUT HOUSE 1943 THE STATION MARK HS4835'WAS RESET IN ITS FORMER POSITION ON THIS DATE. REFERENCE MARK HS4835'4 WAS ALSO SET ON THIS DATE. A COMPLETE DESCRIPTION HS4835'FOLLOWS-- HS4835' HS4835'THE STATION IS LOCATED NEAR THE BASALT LOOKOUT HOUSE, ON THE HS4835'TOP OF BASALT HILL, A PROMINENT, BARREN, ROCKY HILL, AIRLINE HS4835'ABOUT 14 MILES WEST-SOUTHWEST OF LOS BANOS AND 2 MILES SOUTHWEST HS4835'OF THE SOUTH END OF SAN LUIS DAM. HS4835' HS4835'TO REACH THE STATION FROM THE SAN LUIS DAM HEADQUARTERS HS4835'BUILDINGS ABOUT 11 MILES WEST OF LOS BANOS GO SOUTHEAST ON HS4835'A PAVED ROAD 0.5 MILE TO A SIDE ROAD ON THE RIGHT. TURN RIGHT HS4835'AS/SIGN BASALT AREA AND GO SOUTHWEST 2.2 MILES TO A SIDE ROAD HS4835'ON THE LEFT ABOUT 50 YARDS PAST A SMALL CHECK-POINT BUILDING. HS4835'TURN LEFT AND GO SOUTHWEST ON A GRAVELED ROAD 0.7 MILE TO A HS4835'LOCKED GATE. (A KEY MAY BE OBTAINED FROM THE STATE BEACHES HS4835'AND PARKS OFFICE AT SAN LUIS DAM HEADQUARTERS.) PASS THROUGH HS4835'THE GATE AND GO SOUTHWEST 0.6 MILE TO A GATE. PASS THROUGH HS4835'THE GATE AND GO WEST 1.5 MILES TO THE HIGHEST POINT OF THE HS4835'HILL, THE LOOKOUT HOUSE AND THE STATION SITE. HS4835' HS4835'THE STATION MARK SET ON THIS DATE IS A NGS HORIZONTAL CONTROL HS4835'DISK STAMPED BASALT 1943 1973 SET IN THE TOP OF AN IRREGULAR HS4835'14-INCH CONCRETE MONUMENT FLUSH WITH THE GROUND AND ANCHORED HS4835'TO SOLID ROCK 18 INCHES BELOW THE SURFACE. IT IS IN A GRAVELED HS4835'PARKING AREA 19.1 FEET EAST-NORTHEAST OF THE NORTHWEST CORNER HS4835'OF THE LOOKOUT HOUSE AND 7.5 FEET NORTH OF THE NORTHEAST HS4835'CORNER OF THE LOOKOUT HOUSE. HS4835' HS4835'REFERENCE MARK 3 IS A C AND GS REFERENCE MARK DISK STAMPED HS4835'BASALT NO 3 1943 CEMENTED IN A DRILL HOLE IN A 3X5-FOOT ROCK HS4835'OUTCROP PROJECTING 2 FEET ABOVE THE GROUND AND IS 9.2 FEET HS4835'SOUTHEAST OF THE SOUTHEAST CORNER OF THE LOOKOUT HOUSE AND ABOUT HS4835'THE SAME ELEVATION AS THE STATION MARK. HS4835' HS4835'REFERENCE MARK 4 IS A NGS REFERENCE MARK DISK STAMPED HS4835'BASALT 1943 NO 4 1973 CEMENTED IN A DRILL HOLE IN THE TOP OF HS4835'THE NORTHWEST CONCRETE FOUNDATION BLOCK OF THE LOOKOUT TOWER HS4835'AND IS 2.0 FEET NORTHWEST OF THE NORTHWEST CORNER OF THE HS4835'LOOKOUT HOUSE, 1.0 FOOT SOUTHEAST OF THE NORTHWEST CORNER HS4835'OF THE CONCRETE BLOCK, AND ABOUT THE SAME ELEVATION AS THE HS4835'STATION MARK. HS4835' HS4835'THE AZIMUTH MARK IS A C AND GS AZIMUTH MARK DISK STAMPED HS4835'BASALT 1943 CEMENTED IN A DRILL HOLE IN A 1-1/2X2-FOOT HS4835'ROCK OUTCROP PROJECTING 1 FOOT ABOVE THE GROUND AND IS 2.5 FEET HS4835'WEST-NORTHWEST OF A METAL WITNESS POST. HS4835' HS4835'TO REACH THE AZIMUTH MARK FROM THE STATION SITE GO SOUTHEAST HS4835'DOWN A ROCKY SLOPE ABOUT 0.2 MILE TO THE MARK. HS4835' HS4835'BASALT LOOKOUT HOUSE 1962 IS A 16-FOOT SQUARE AND 30-FOOT HS4835'HIGH, ENCLOSED WOODEN LOOKOUT BUILDING WITH ALUMINUM SIDING, HS4835'BUILT ON ROCKY GROUND ABOUT THE SAME ELEVATION AS THE STATION HS4835'MARK. THE DISTANCE AND DIRECTION TO THE CENTER OF THE BUILDING HS4835'WERE COMPUTED FROM DISTANCES AND DIRECTIONS TO THE NORTHEAST HS4835'AND NORTHWEST CORNERS OF THE BUILDING. HS4835' HS4835'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--14 MILES HS4835'WSW OF LOS BANOS HS4835 HS4835 STATION RECOVERY (1976) HS4835 HS4835'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1976 (RDM) HS4835'(NOT POSSIBLE TO MEASURE BETWEEN RM 3 AND RM 4.) HS4835' HS4835'THE STATION MARK, REFERENCE MARKS 3 AND 4 AND THE AZIMUTH MARK HS4835'WERE ALL RECOVERED IN GOOD CONDITION AND THE 1973 DESCRIPTION HS4835'IS ADEQUATE. HS4835' HS4835'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN HS4835'15 MILES SOUTHWEST OF LOS BANOS.