National Geodetic Survey, Retrieval Date = NOVEMBER 4, 2004 HS4840 *********************************************************************** HS4840 DESIGNATION - PACHECO HS4840 PID - HS4840 HS4840 STATE/COUNTY- CA/SANTA CLARA HS4840 USGS QUAD - PACHECO PEAK (1978) HS4840 HS4840 *CURRENT SURVEY CONTROL HS4840 ___________________________________________________________________ HS4840* NAD 83(1992)- 37 00 27.87442(N) 121 17 16.03497(W) ADJUSTED HS4840* NAVD 88 - 844.9 (meters) 2772. (feet) VERTCON HS4840 ___________________________________________________________________ HS4840 EPOCH DATE - 1991.35 HS4840 LAPLACE CORR- 2.16 (seconds) DEFLEC99 HS4840 GEOID HEIGHT- -32.34 (meters) GEOID03 HS4840 HS4840 HORZ ORDER - FIRST HS4840 HS4840.The horizontal coordinates were established by classical geodetic methods HS4840.and adjusted by the National Geodetic Survey in March 1994. HS4840.The horizontal coordinates are valid at the epoch date displayed above. HS4840.The epoch date for horizontal control is a decimal equivalence HS4840.of Year/Month/Day. HS4840 HS4840.The NAVD 88 height was computed by applying the VERTCON shift value to HS4840.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) HS4840 HS4840.The Laplace correction was computed from DEFLEC99 derived deflections. HS4840 HS4840.The geoid height was determined by GEOID03. HS4840 HS4840; North East Units Scale Factor Converg. HS4840;SPC CA 3 - 556,645.534 1,929,884.767 MT 1.00001270 -0 28 56.3 HS4840;SPC CA 3 - 1,826,261.22 6,331,630.27 sFT 1.00001270 -0 28 56.3 HS4840;SPC CA 4 - 688,222.559 1,796,407.669 MT 0.99996291 -1 21 53.5 HS4840;SPC CA 4 - 2,257,943.51 5,893,714.16 sFT 0.99996291 -1 21 53.5 HS4840;UTM 10 - 4,097,101.645 652,336.790 MT 0.99988589 +1 01 50.9 HS4840 HS4840! - Elev Factor x Scale Factor = Combined Factor HS4840!SPC CA 3 - 0.99987250 x 1.00001270 = 0.99988520 HS4840!SPC CA 4 - 0.99987250 x 0.99996291 = 0.99983542 HS4840!UTM 10 - 0.99987250 x 0.99988589 = 0.99975841 HS4840 HS4840: Primary Azimuth Mark Grid Az HS4840:SPC CA 3 - PACHECO 1943 AZIMUTH MK 271 53 26.6 HS4840:SPC CA 4 - PACHECO 1943 AZIMUTH MK 272 46 23.8 HS4840:UTM 10 - PACHECO 1943 AZIMUTH MK 270 22 39.4 HS4840 HS4840|---------------------------------------------------------------------| HS4840| PID Reference Object Distance Geod. Az | HS4840| dddmmss.s | HS4840| HS4842 LOS ANGELES SAN FRAN AWY BN 29 32.475 METERS 01328 | HS4840| HS4841 PACHECO LOOKOUT HOUSE 24.445 METERS 04516 | HS4840| HS4834 BASALT LOOKOUT HOUSE APPROX.18.0 KM 0855701.5 | HS4840| HS4845 PACHECO 1943 AZIMUTH MK APPROX. 1.3 KM 2712430.3 | HS4840| DB3116 PACHECO RM 2 4.728 METERS 27422 | HS4840| DB3115 PACHECO RM 1 2.201 METERS 34834 | HS4840|---------------------------------------------------------------------| HS4840 HS4840 SUPERSEDED SURVEY CONTROL HS4840 HS4840 NAD 83(1986)- 37 00 27.87893(N) 121 17 16.03713(W) AD(1984.00) 1 HS4840 NAD 27 - 37 00 28.07317(N) 121 17 12.29719(W) AD( ) 1 HS4840 NGVD 29 (07/19/86) 844.0 (m) 2769. (f) VERT ANG HS4840 HS4840.Superseded values are not recommended for survey control. HS4840.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. HS4840.See file dsdata.txt to determine how the superseded data were derived. HS4840 HS4840_U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFF5233797102(NAD 83) HS4840_MARKER: Z = SEE DESCRIPTION HS4840_SETTING: 66 = SET IN ROCK OUTCROP HS4840 HS4840 HISTORY - Date Condition Report By HS4840 HISTORY - 1943 MONUMENTED CGS HS4840 HISTORY - 1947 SEE DESCRIPTION CGS HS4840 HISTORY - 1954 SEE DESCRIPTION CGS HS4840 HISTORY - 1962 SEE DESCRIPTION CGS HS4840 HISTORY - 1968 SEE DESCRIPTION CGS HS4840 HISTORY - 1976 GOOD NGS HS4840 HS4840 STATION DESCRIPTION HS4840 HS4840'DESCRIBED BY COAST AND GEODETIC SURVEY 1943 (JCS) HS4840'STATION IS LOCATED IN SANTA CLARA COUNTY, ABOUT 15 MILES HS4840'E OF GILROY, ABOUT 4 MILES SW OF THE SUMMIT OF PACHECO PASS, HS4840'ON THE HIGHEST PART OF PACHECO PK. THE STATION IS 64.1 FEET HS4840'SW OF THE SW CORNER OF THE LOOKOUT TOWER. IT IS A BRONZE HS4840'DISK SET IN A DRILL HOLE IN VERY PROMINENT ROCK OUTCROP. HS4840'IT IS STAMPED PACHECO 1943. HS4840' HS4840'REFERENCE MARK NO. 1 IS ABOUT 1 FOOT LOWER THAN THE STATION. HS4840'IT IS A BRONZE DISK SET IN A DRILL HOLE IN BEDROCK. IT IS HS4840'STAMPED PACHECO NO. 1, 1943. HS4840' HS4840'REFERENCE MARK NO. 2 IS ABOUT 1 METER LOWER THAN THE STATION. HS4840'IT IS A BRONZE DISK SET IN A DRILL HOLE IN BEDROCK, ON THE HS4840'W SIDE OF THE PEAK. IT IS STAMPED PACHECO NO. 2, 1943. HS4840' HS4840'THE AZIMUTH MARK IS ABOUT 0.5 MILE, AIR LINE (1.8 MILES BY HS4840'ROAD) W OF THE STATION, ABOUT 20 YARDS N OF THE CENTER LINE HS4840'OF THE ROAD LEADING TO THE LOOKOUT TOWER. IT IS A BRONZE HS4840'DISK SET IN A DRILL HOLE IN THE E END OF A VERY PROMINENT HS4840'ROCK OUTCROP, ABOUT 1-1/2 METERS LOWER THAN THE TOP. IT IS HS4840'STAMPED PACHECO 1943. HS4840' HS4840'NO UNDERGROUND OR WITNESS MARKS WERE ESTABLISHED. HS4840' HS4840'REACHED FROM LOS BANOS BY GOING W ON STATE HIGHWAY 152 FOR HS4840'ABOUT 30 MILES TO THE EL PASO SERVICE STATION ON THE S SIDE HS4840'OF THE ROAD AND THE PACHECO HIGHWAY MAINTENANCE STATION ON HS4840'THE N SIDE. JUST E OF THE STATION PASS THROUGH GATE WITH HS4840'SIGN PACHECO DEER CLUB, FOLLOW ROAD ACROSS CREEK AND CONTINUE HS4840'S AND E, UPHILL, FOR 3.5 MILES TO THE AZIMUTH MARK. CONTINUE HS4840'ON ROAD FOR 1.8 MILES TO THE END OF THE ROAD AND THE STATION. HS4840' HS4840'HEIGHT OF LIGHT ABOVE STATION MARK - 1-1/2 METERS. HS4840 HS4840 STATION RECOVERY (1947) HS4840 HS4840'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1947 (EBB) HS4840'THE STATION WAS RECOVERED AND ALL MARKS FOUND TO BE IN GOOD HS4840'CONDITION. HS4840' HS4840'THE STATION IS LOCATED ON THE HIGHEST POINT OF PACHECO PEAK, HS4840'ABOUT 16 MILES AIRLINE EAST OF GILROY, 8 MILES AIRLINE NORTH HS4840'EAST OF DUNNEVILLE, AND ABOUT 80 FEET SOUTHEAST OF THE PACHECO HS4840'LOOKOUT OF THE FOREST SERVICE. HS4840' HS4840'THE MARK IS A STANDARD BRONZE DISK SET IN OUTCROP AMONG A HS4840'LARGE GROUP OF OUTCROP FORMING THE HIGHEST POINT OF THE HILL. HS4840'IT IS STAMPED PACHECO 1943. HS4840' HS4840'TO REACH FROM THE INTERSECTION OF U.S. HIGHWAY 101 AND STATE HS4840'HIGHWAY 152 IN GILROY GO EAST ON STATE HIGHWAY 152 FOR 14.5 HS4840'MILES TO THE EL PASO SERVICE STATION (TEXACO) ON THE RIGHT. HS4840'TURN RIGHT THROUGH BOARD GATE JUST EAST OF THE SERVICE STATION HS4840'AND FOLLOW MAIN TRAVELED ROAD UP STEEP GRADE FOR 2.7 MILES HS4840'TO A SHARP HAIRPIN LEFT TURN. (AZIMUTH MARK AT THIS POINT) HS4840'CONTINUE UP GRADE FOR 1.6 MILE TO TOP OF HILL, LOOKOUT HOUSE HS4840'AND STATION. HS4840' HS4840'REFERENCE MARK NO 1 IS A STANDARD BRONZE REFERENCE DISK SET HS4840'IN OUTCROP ABOUT 1-1/2 FEET LOWER THAN THE STATION. IT IS HS4840'STAMPED PACHECO NO 1 1943. HS4840' HS4840'REFERENCE MARK NO 2 IS A STANDARD BRONZE REFERENCE DISK SET HS4840'IN OUTCROP ABOUT 4 FEET LOWER THAN THE STATION. IT IS STAMPED HS4840'PACHECO NO 2 1943. HS4840' HS4840'THE AZIMUTH MARK IS A STANDARD BRONZE DISK SET IN OUTCROP ABOUT HS4840'50 FEET WEST OF THE ROAD ON THE WAY TO THE STATION JUST HS4840'AFTER COMPLETING A SHARP LEFT HAIRPIN TURN. IT IS ABOUT HS4840'1 MILE AIRLINE OR 1.6 MILE BY ROAD WEST OF THE STATION. IT HS4840'IS STAMPED PACHECO 1943. HS4840 HS4840 STATION RECOVERY (1954) HS4840 HS4840'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1954 (EEJ) HS4840'THE STATION MARK, REFERENCE MARK 1, AND REFERENCE MARK 2 HS4840'WERE RECOVERED AS DESCRIBED AND FOUND TO BE IN GOOD CONDITION. HS4840'NO SEARCH WAS MADE FOR THE AZIMUTH MARK. HS4840 HS4840 STATION RECOVERY (1962) HS4840 HS4840'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1962 (JCC) HS4840'THE STATION WAS RECOVERED AS PREVIOUSLY DESCRIBED BY E.B.B. HS4840'IN 1947. HS4840 HS4840 STATION RECOVERY (1968) HS4840 HS4840'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1968 (RMS) HS4840'THE STATION MARK, AZIMUTH MARK, AND REFERENCE MARKS 1 AND 2 HS4840'WERE RECOVERED IN GOOD CONDITION AND THE PREVIOUS DESCRIPTIONS HS4840'ARE ADEQUATE WITH THE FOLLOWING ADDITIONS-- HS4840' HS4840'TO REACH THE STATION FROM THE OLD CITY HALL AT GILROY GO HS4840'SOUTHEAST ON MONTEREY STREET 0.1 MILE TO AN INTERSECTION. HS4840'TURN LEFT ONTO STATE HIGHWAY 152 AND GO EAST 17.6 MILES TO A HS4840'TEXACO SERVICE STATION ON THE RIGHT. TURN RIGHT, PASS THROUGH HS4840'A GATE ON THE EAST SIDE OF THE SERVICE STATION AT A SIGN, HS4840'PACHECO PEAK LOOKOUT AND GO EAST-SOUTHEAST 3.3 MILES TO THE HS4840'AZIMUTH MARK ON THE LEFT. CONTINUE EAST 1.2 MILES TO A FORK. HS4840'TAKE THE LEFT FORK AND GO EAST AND SOUTH 1.0 MILE TO THE END HS4840'OF THE ROAD, THE LOOKOUT, AND THE STATION. HS4840' HS4840'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--15 MILES HS4840'EAST OF GILROY HS4840 HS4840 STATION RECOVERY (1976) HS4840 HS4840'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1976 (RDM) HS4840'THE STATION MARK, REFERENCE MARKS 1 AND 2 AND THE AZIMUTH MARK WERE HS4840'ALL RECOVERED IN GOOD CONDITION AND THE PREVIOUS DESCRIPTION IS HS4840'ADEQUATE WITH THE FOLLOWING NEW TO REACH. HS4840' HS4840'TO REACH THE STATION FROM THE U.S. POST OFFICE IN GILROY, GO HS4840'EAST ON FOURTH STREET FOR 1 BLOCK. TURN RIGHT ONTO MONTEREY HS4840'STREET AND GO 0.7 MILE TO A CROSS STREET. TURN LEFT ONTO TENTH HS4840'STREET (STATE HIGHWAY 152 EXTENDED) AND GO 17.6 MILES ON HS4840'STATE HIGHWAY 152 TO A LOCKED METAL GATE ON THE RIGHT AT POST HS4840'MILE 27.0, WHICH IS ACROSS FROM THE PACHECO PASS STATE HS4840'MAINTENANCE STATION. (FOR PERMISSION TO ENTER AND A KEY TO THE HS4840'LOCKED METAL GATE, TELEPHONE FENTON O CONNEL AT 623-4605.) HS4840'TURN RIGHT, PASS THROUGH THE GATE AND FOLLOW GRAVELED ROAD FOR HS4840'0.2 OF A MILE TO A FORK WITH A GATE ON THE RIGHT. TURN HS4840'RIGHT, PASS THROUGH THE GATE AND FOLLOW MAIN GRAVELED ROAD FOR HS4840'2.1 MILES TO A GATE. PASS THROUGH GATE AND FOLLOW GRAVELED HS4840'ROAD FOR 1.1 MILES TO SOME LARGE ROCKS ON THE LEFT OF THE ROAD WITH HS4840'THE AZIMUTH MARK IN THEM. CONTINUE STRAIGHT ON THE GRAVELED HS4840'ROAD FOR 0.8 OF A MILE TO A FORK. GO LEFT ON GRAVELED ROAD FOR HS4840'2.1 MILES TO THE LOOKOUT AT THE TOP OF THE MOUNTAIN AND THE HS4840'STATION ABOUT 80 FEET SOUTHWEST OF THE LOOKOUT HOUSE. HS4840' HS4840'AN ECCENTRIC STATION WAS USED FOR THE LINE TO PASS 1943 HS4840'BECAUSE THE LOOKOUT WAS BUILT ON LINE. THE ECCENTRIC IS A PLASTIC HS4840'PLUG, STAMPED CAL DIV HWYS, SET IN A 1 INCH IRON PIPE CEMENTED HS4840'IN A HOLE IN A VERY LARGE BOULDER THAT IS APPROXIMATELY 100 HS4840'FEET EAST OF THE STATION MARK AND ABOUT 9 FEET LOWER THAN THE HS4840'STATION MARK. HS4840' HS4840'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN HS4840'16 MILES EAST OF GILROY.