Details for Benchmark: AH4828
N 38° 49.450 W 121° 11.433 (NAD 83)
Coordinates may not be exact. Altitude is RESET and location is SCALED. (more info)
- In PLACER county, CA View Original Datasheet
- H 566 RESET
- Marker Type:
- vertical control disk
- pavements (street, sidewalk, curb, apron, etc.)
- Mark of questionable or unknown stability.
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Documented History (by the NGS)
|01/01/1975 by NGS (MONUMENTED)
|DESCRIBED BY NATIONAL GEODETIC SURVEY 1975 (LAC)
7.55 MILES (12.15 KM) NORTHEAST ALONG THE SP CO RR FROM THE STATION AT ROSEVILLE, AT LOOMIS UNION GRAMMAR SCHOOL, ABOUT 295 FEET (89.9 M) SOUTHEAST OF THE JUNCTION OF TAYLOR AND KING ROADS, ABOUT 400 FEET (121.9 M) SOUTHEAST OF THE CROSSING OF KINGS ROAD, SET IN THE TOP OF THE CONCRETE APRON AT THE WEST ENTRANCE TO THE ADMINISTRATION BUILDING OF THE SCHOOL, 4.5 FEET (1.4 M) NORTH OF THE CENTER OF THE DOORWAY, 1.1 FOOT (0.3 M) WEST OF THE WEST SIDE OF THE BUILDING.
- The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds.
- The orthometric height was computed from unverified reset data.
- The geoid height was determined by GEOID99.