National Geodetic Survey, Retrieval Date = NOVEMBER 1, 1999 EV4016 *********************************************************************** EV4016 DESIGNATION - CHAPARROSA EV4016 PID - EV4016 EV4016 STATE/COUNTY- CA/SAN BERNARDINO EV4016 USGS QUAD - RIMROCK (1975) EV4016 EV4016 *CURRENT SURVEY CONTROL EV4016 ___________________________________________________________________ EV4016* NAD 83(1992)- 34 08 59.46265(N) 116 33 50.74234(W) ADJUSTED EV4016* NAVD 88 - 1689.9 (meters) 5544. (feet) VERTCON EV4016 ___________________________________________________________________ EV4016 EPOCH DATE - 1991.35 EV4016 LAPLACE CORR- -8.22 (seconds) DEFLEC99 EV4016 GEOID HEIGHT- -30.67 (meters) GEOID99 EV4016 EV4016 HORZ ORDER - FIRST EV4016 EV4016.The horizontal coordinates were established by classical geodetic methods EV4016.and adjusted by the National Geodetic Survey in June 1996. EV4016.The horizontal coordinates are valid at the epoch date displayed above. EV4016.The epoch date for horizontal control is a decimal equivalence EV4016.of Year/Month/Day. EV4016 EV4016.The NAVD 88 height was computed by applying the VERTCON shift value to EV4016.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) EV4016 EV4016.The Laplace correction was computed from DEFLEC99 derived deflections. EV4016 EV4016.The geoid height was determined by GEOID99. EV4016 EV4016; North East Units Scale Converg. EV4016;SPC CA 5 - 1,880,018.73 6,996,097.55 sFT 0.99997679 +0 49 06.5 EV4016;SPC CA 6 - 2,362,183.97 6,466,627.11 sFT 1.00005539 -0 10 21.4 EV4016;SPC CA 5 - 573,030.854 2,132,414.797 MT 0.99997679 +0 49 06.5 EV4016;SPC CA 6 - 719,995.114 1,971,031.885 MT 1.00005539 -0 10 21.4 EV4016;UTM 11 - 3,778,857.143 540,184.194 MT 0.99961990 +0 14 40.9 EV4016 EV4016: Primary Azimuth Mark Grid Az EV4016:SPC CA 5 - CHAPARROSA AZ MK 316 08 46.4 EV4016:SPC CA 6 - CHAPARROSA AZ MK 317 08 14.3 EV4016:UTM 11 - CHAPARROSA AZ MK 316 43 12.0 EV4016 EV4016|---------------------------------------------------------------------| EV4016| PID Reference Object Distance Geod. Az | EV4016| dddmmss.s | EV4016| CHAPARROSA RM 1 9.838 METERS 01932 | EV4016| CHAPARROSA RM 2 10.433 METERS 18729 | EV4016| CHAPARROSA AZ MK 3165752.9 | EV4016|---------------------------------------------------------------------| EV4016 EV4016 SUPERSEDED SURVEY CONTROL EV4016 EV4016 NAD 83(1986)- 34 08 59.46356(N) 116 33 50.74518(W) AD(1984.00) 1 EV4016 NAD 27 - 34 08 59.43800(N) 116 33 47.66700(W) AD( ) 1 EV4016 NGVD 29 - 1689.0 (m) 5541. (f) VERT ANG EV4016 EV4016.Superseded values are not recommended for survey control. EV4016.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EV4016.See file dsdata.txt to determine how the superseded data were derived. EV4016 EV4016 HISTORY - Date Condition Recov. By EV4016 HISTORY - 1939 MONUMENTED CGS EV4016 HISTORY - 1965 MONUMENTED CGS EV4016 EV4016 STATION DESCRIPTION EV4016 EV4016'DESCRIBED BY COAST AND GEODETIC SURVEY 1939 (FGJ) EV4016'ABOUT 16 MILES NORTH-NORTHEAST OF WHITEWATER, 19 MILES SOUTHEAST EV4016'OF OLD WOMAN SPRINGS AND ABOUT 7-1/2 MILES WEST-NORTHWEST OF EV4016'YUCCA VALLEY STORE ON A LOW RIDGE ON THE EASTERN SLOPE OF THE EV4016'SAN BERNARDINO MOUNTAINS. IN SEC. 28, T. 1 N., R. 4 E. EV4016' EV4016'REACHED FROM THE POST OFFICE IN TWENTYNINE PALMS BY GOING EV4016'SOUTH 1.0 MILE. TURN RIGHT AND FOLLOW THE OILED ROAD WEST EV4016'21.0 MILES TO THE JUNCTION WITH THE VICTORVILLE ROAD. TURN EV4016'RIGHT AND FOLLOW THE VICTORVILLE ROAD, GRADED, FOR 5.55 MILES EV4016'TO A ROAD LEADING LEFT AT A SIGN PIPES CANYON 8 MILES. TURN EV4016'LEFT AND FOLLOW THE MAIN TRAVELED ROAD WESTERLY 7.4 MILES TO A EV4016'FORK AT SIGN PIPES PUBLIC CAMP 7-1/2 WHICH IS 0.2 MILE EV4016'AFTER CROSSING THE WASH. GO THROUGH GATE AND PASS TO THE LEFT EV4016'OF THE SHEET METAL HOUSE. CONTINUE UP THE MAIN CANYON 1.8 EV4016'MILES TO A ROCK HOUSE. CONTINUE 0.5 MILE TO THE END OF TRUCK EV4016'TRAVEL WHERE THE CANYON BENDS TO THE RIGHT AND A SIDE WASH EV4016'ACROSS CANYON TO THE LEFT. AT THIS POINT THERE IS A ROCK EV4016'KNOB VISIBLE UP THE CANYON WITH A LONE JUNIPER TREE ON TOP AT EV4016'145 DEG MAGNETIC. PACK LEFT ACROSS THE MAIN CANYON, EV4016'ENTER THE SIDE CANYON AND GO SOUTHEASTERLY UP THE SIDE EV4016'CANYON, PASSING TO THE LEFT OF THE ROCK KNOB WITH TREE ON EV4016'TOP, TO THE SADDLE AT THE HEAD OF THE CANYON. THEN BEAR TO EV4016'THE LEFT TO ANOTHER SADDLE AND DIVIDE WHICH IS ABOUT 1/4 EV4016'MILE AND 100 FEET HIGHER TO THE EAST. THE STATION IS NOT EV4016'VISIBLE FROM HERE BUT LIES BEHIND THE PEAK ON THE RIGHT AT EV4016'ABOUT 105 DEG MAGNETIC. PASS AROUND THE LEFT SIDE OF THE EV4016'FIRST TWO PEAKS AND CONTINUE SOUTHEAST TO THE THIRD EV4016'PEAK AND STATION AT ITS EASTERN END. EV4016' EV4016'SURFACE, REFERENCE AND AZIMUTH MARKS ARE STANDARD BRONZE DISKS EV4016'IN BOULDERS AND IN OUTCROPPING BEDROCK, NOTES 4, 12A AND 12C. EV4016' EV4016'AZIMUTH MARK IS LOCATED ABOUT 1/4 MILE NORTHWEST OF THE STATION EV4016'ON THE FIRST LITTLE HILL NORTH OF THE SMALL SADDLE, AND IS ABOUT EV4016'40 FEET NORTH OF THE ROCK LEDGE ON THE SOUTH SIDE OF THE HILL. EV4016'IT IS SET IN A BOULDER 1 FOOT HIGH, 3 FEET WIDE AND 4 FEET EV4016'LONG. 1-1/2 HOUR PACK. EV4016 EV4016 STATION RECOVERY (1965) EV4016 EV4016'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1965 (JJL) EV4016'THE STATION MARK, REFERENCE MARK NO. 2 AND THE AZIMUTH MARK WERE EV4016'RECOVERED AND FOUND IN GOOD CONDITION. A SEARCH WAS MADE FOR EV4016'REFERENCE MARK NO. 1 BUT IT WAS NOT RECOVERED. A COPY OF THE EV4016'1965 RECONNAISSANCE DESCRIPTION FOLLOWS-- EV4016' EV4016'TO REACH THE STATION FROM THE POST OFFICE IN YUCCA VALLEY, GO EV4016'EAST ON THE TWENTYNINE PALMS HIGHWAY FOR 0.15 MILE TO A CROSS EV4016'STREET. TURN LEFT AND GO NORTH ON PIONEERTOWN ROAD FOR 4.7 MILES EV4016'TO A POINT WHERE THE ROAD TURNS TO THE RIGHT. TURN RIGHT AND EV4016'GO NORTH FOR 3.1 MILES TO A CROSSROAD. TURN LEFT AND GO WEST ON EV4016'PIPES ROAD FOR 0.7 MILE TO A Y-FORK. TAKE THE RIGHT FORK AND EV4016'GO WEST FOR 2.0 MILES TO A STONE HOUSE ON THE RIGHT. CONTINUE EV4016'WESTERLY FOR 0.5 MILE TO A BEND IN THE ROAD AND THE END OF EV4016'TRUCK TRAVEL. PACK LEFT ACROSS A MAIN CANYON TO A SIDE CANYON. EV4016'PACK SOUTHEASTERLY UP THE SIDE CANYON TO A SADDLE AT THE HEAD EV4016'OF THE CANYON. BEAR LEFT FOR ABOUT 1/4 MILE TO A SADDLE. EV4016'PACK SOUTHEASTERLY AROUND THE LEFT SIDE OF TWO PEAKS TO EV4016'THE TOP OF THE THIRD PEAK AND THE STATION. A 2 HOUR PACK. EV4016' EV4016'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN EV4016'6 MILES WEST-NORTHWEST OF YUCCA VALLEY.