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Details for Benchmark: FV0533

N 35° 39.317 W 120° 23.983 (NAD 83)

Altitude: 1022.5

Coordinates may not be exact. Altitude is VERTCON and location is SCALED. (more info)

Location:
In SAN LUIS OBISPO county, CA View Original Datasheet
Designation:
A 622
Marker Type:
bench mark disk
Setting:
set into the top of a round concrete monument
Stability:
May hold, but of type commonly subject to surface motion.

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Found at N35 39.326 W120 23.992.

[Photos:]
photoFV0533 - Shandon, Ca
photoFV0533 - Setting

Documented History (by the NGS)

01/01/1942 by CGS (MONUMENTED)
01/01/1970 by NGS (GOOD)
DESCRIBED BY NATIONAL GEODETIC SURVEY 1970 1.4 MI W FROM SHANDON. 1.35 MILES WEST ALONG STATE HIGHWAY 41 FROM THE POST OFFICE AT SHANDON, AT A POINT WHERE THE HIGHWAY TURNS SOUTH, 38 FEET SOUTH OF THE CENTER LINE OF THE HIGHWAY, 25 FEET WEST OF THE CENTER LINE OF THE HIGHWAY SOUTH, 3 FEET SOUTH OF A T JUNCTION POWER POLE, 0.3 FOOT SOUTHWEST OF A FENCE, 1.5 FEET WEST OF A WITNESS POST, ABOUT LEVEL WITH THE HIGHWAY, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.2 FOOT ABOVE THE GROUND. SEC 19, T26S, R14E.
05/08/1990 by USPSQD (GOOD)
RECOVERY NOTE BY US POWER SQUADRON 1990 (LML) RECOVERED IN GOOD CONDITION.

Control Text

  • The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds.
  • The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the superseded datum.
  • The geoid height was determined by GEOID99.

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