Details for Benchmark: NZ1148
N 42° 25.529 W 122° 54.045 (NAD 83)
Coordinates may not be exact. Altitude is VERTCON and location is ADJUSTED. (more info)
- In JACKSON county, OR View Original Datasheet
- ROGUE WEST BASE
- Marker Type:
- NGS Benchmark
- setting not listed - see description
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Documented History (by the NGS)
|01/01/1968 by USE (MONUMENTED)
|DESCRIBED BY US ENGINEERS 1968
THE STATION IS 3.5 MILES NORTH-NORTHEAST OF CENTRAL POINT AND 3.5 MILES WEST-SOUTHWEST FROM THE VETERANS DOMICILIARY AT WHITE CITY IN AN OPEN FIELD, WHICH IS OWNED BY THE CITY OF MEDFORD.
TO REACH THIS STATION FROM THE CASCADE SHOPPING CENTER AT WHITE CITY, COMMENCE AT THE CRATER LAKE HIGHWAY AND GO WEST ON ANTELOPE ROAD 1.85 MILES TO TABLE ROCK ROAD, TURN LEFT ON TABLE ROCK ROAD AND GO SOUTH 0.1 MILE TO THE CITY DUMP ROAD, GO WEST ON THE CITY DUMP ROAD 0.5 MILE TO WHERE IT ANGLES NORTHWEST, CONTINUE WEST ON UNIMPROVED LANE FOR 0.2 MILE TO A NORTH-SOUTH FENCE LINE AND WIRE GATE WHICH IS END OF VEHICLE TRAVEL. PACK 170 FEET SOUTHWEST TO STATION.
THE STATION MARK, STAMPED ROGUE WEST BASE 1942, IS A U.S. ENGINEERS DISK SET IN A 6-INCH SQUARE CONCRETE MONUMENT PROJECTING 10 INCHES, AND IS 100 FEET NORTH FROM THE NORTHERLY POLE LINE OF A POWER TRANSMISSION LINE AND IS AT THE WEST END OF AVENUE A.
REFERENCE MARK NO. 1, STAMPED ROGUE W. BASE R.M. NO. 1 1942, IS A U.S. ENGINEERS DISK SET IN A 6-INCH SQUARE CONCRETE MONUMENT THAT PROJECTS 8 INCHES.
REFERENCE MARK NO. 2, STAMPED ROGUE W. BASE R.M. NO. 2 1942, IS A U.S. ENGINEERS DISK SET IN A 6-INCH SQUARE CONCRETE MONUMENT THAT PROJECTS 9 INCHES.
REFERENCE MARK NO. 3, STAMPED N51900 E88000, IS A 2 INCH BRONZE DISK IN A 6-INCH SQUARE CONCRETE MONUMENT PROJECTING 4 INCHES.
THE DISTANCE BETWEEN R.M. NO. 1 AND R.M. NO. 2 IS 11.36 FEET.
- The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in October 1991.
- The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
- The Laplace correction was computed from DEFLEC99 derived deflections.
- The geoid height was determined by GEOID99.