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Details for Benchmark: LX6514

N 41° 15.617 W 072° 56.128 (NAD 83)

Altitude: 10

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

Location:
In NEW HAVEN county, CT View Original Datasheet
Designation:
BEACH
Marker Type:
NGS Benchmark
Setting:
setting not listed - see description
Stability:

Reference Points

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Found this mark in some blocks that seem to have been part of a seawall and are in about the right area.

[Photos:]
photobenchmark LX6514
photobenchmark LX6514 close

Documented History (by the NGS)

01/01/1934 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1934 (GCM) THIS STATION IS LOCATED IN THE SEA WALL, S OF BEACH STREET IN THE EASTERN PART OF THE SAVIN ROCK DISTRICT. IT IS 5.2 METERS S OF THE S CURB OF BEACH STREET AND ON LINE WITH THE S FACE OF THE EASTERLY PART OF THE SEA WALL. A STANDARD HYDROGRAPHIC MARK WAS SET IN THE SEA WALL AT THIS POINT. OTHER MEASUREMENTS ARE SHOWN IN THE SKETCH. STATION WAS DETERMINED BY A 3-POINT FIX WITH CHECK.
01/01/1954 by USGS (SEE DESCRIPTION)
RECOVERY NOTE BY US GEOLOGICAL SURVEY 1954 STATION BELIEVED DESTROYED, SEA WALL DAMAGED AT THIS POINT.
01/01/1987 by USPSQD (GOOD)
RECOVERY NOTE BY US POWER SQUADRON 1987 (MK) RECOVERED IN GOOD CONDITION.

Control Text

  • The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in August 1998.
  • The orthometric height was scaled from a topographic map.
  • The Laplace correction was computed from DEFLEC99 derived deflections.
  • The geoid height was determined by GEOID99.

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