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Details for Benchmark: LY2465

N 41° 42.186 W 074° 16.398 (NAD 83)

Altitude: 2192

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

Location:
In ULSTER county, NY View Original Datasheet
Designation:
CASTLE POINT
Marker Type:
NGS Benchmark
Setting:
setting not listed - see description
Stability:

Reference Points

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Found marker intact

This entry was edited by M.Bahlam on Wednesday, 27 August 2014 at 02:34:57 UTC.

[Photos:]
photoCastle Point 1942

Found this hiking with Boy Scout Troop 61

At the event we passed this waiting for sue.

Found it without any trouble.

Yep there she is. I want a benchmark in my yard.

Found while awaiting other arrivals at the Vernal Equinox event. Also found Ref 1 & Ref 2.

found at the equinox event

At Castle Point for the Vernal Equinox event. Walked up and found this BM and 2 RM's too.

Found BM LY2465 at Castle Point. Highland Ranger showed me the 2 accompanying RM's. First BM find.

On top of the outcrop on Castle Point.

[Photos:]
photoClose up of BM disk
Set in 1942
photoThe area of BM.
the BM and RM's are all on a large table rock.
photoRM#2
photoRM#1 Area shot RM in sight mid picture.

Found in good condition.

[Photos:]
photoCastle Point BM disk.
photoCastle Point Ref No 1 disk
photoCastle Point Ref No 2 disk.

Found this one (well, both of them, actually!) today with Devbrain! :)

Found both of them (No. 1 and No. 2 as described in the text). Photos to follow shortly, once they've been taken off the camera.

[Photos:]
photoCastle Point #1
The first of the two disks.
photoCastle Point #2
The second disk.

Documented History (by the NGS)

1/1/1942 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1942 (GWL) STATION IS ABOUT 9 MILES NW OF GARDINIER, ON A SUMMIT OF THE SHAWANGUNK MOUNTAINS, AT A PROMINENT LEDGE KNOWN AS CASTLE POINT AND ON LAND OWNED BY GEORGE SMILEY AND SON. IT IS ON A LARGE FLAT-TOPPED ROCK ABOUT 75 FEET S OF THE CLIFF AND THE ROAD THAT RUNS ALONG THE EASTERN SIDE OF THE ROCK WHICH IS ABOUT 15 FEET HIGH ON ITS EASTERN SIDE. THE DISK IS FLUSH WITH THE ROCK AND IS STAMPED CASTLE POINT 1942. STATION AND REFERENCE MARKS ARE BRONZE DISKS SET IN DRILL HOLES IN OUTCROPPING BEDROCK. REFERENCE MARK NO.1 IS NE OF THE STATION IN THE SAME ROCK OUTCROP AS THE STATION. THE DISK IS STAMPED CASTLE POINT NO.1 1942. REFERENCE MARK NO.2 IS NORTHWESTERLY FROM THE STATION, IN THE SAME ROCK OUTCROP AS THE STATION. THE DISK IS STAMPED CASTLE POINT NO.2 1942. NO AZIMUTH MARK WAS SET FOR THIS STATION BUT STATION HEIGHT, WHICH IS ABOUT 3 MILES WESTERLY, WILL SERVE AS AN AZIMUTH MARK. IT IS VISIBLE FROM THE GROUND. TO REACH THE STATION FROM GARDINIER, GO WESTERLY ON U.S. HIGHWAY 55 FOR 9.4 MILES TO SIGN LAKE MINNEWASKA. TURN LEFT THROUGH TOLL GATE AND FOLLOW SIGNS TO WILDMERE HOUSE. HERE IT WILL BE NECESSARY TO CONTACT MR. SMILEY ABOUT THE ROUTE TO THE STATION. THE ROADS FROM HERE ARE BUGGY ROADS AND MR. SMILEY DOES NOT PERMIT TRAVEL WITH MOTOR VEHICLES EXCEPT BY SPECIAL PERMISSION. HE WILL DIRECT PARTIES TO THE STATION. A 37-FOOT TOWER WILL SEE A 4-FOOT LIGHT AT STATION SKY TOP. A 37-FOOT TOWER WILL SEE A 4-FOOT LIGHT AT STATION FRANKEL. A 37-FOOT TOWER WILL SEE A 74-FOOT LIGHT AT STATION BARCLAY. A 37-FOOT TOWER WILL SEE A 47-FOOT LIGHT AT STATION SAMS POINT. HEIGHT OF LIGHT ABOVE STATION MARK 14 METERS.
1/1/1975 by NGS (SEE DESCRIPTION)
RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1975 (RFH) ALL MARKS WERE RECOVERED IN GOOD CONDITION. DISTANCE AND ANGLES TO REFERENCE MARKS WERE NOT CHECKED. VIEW FROM STATION IS SOMEWHAT OBSTRUCTED. RM 1 IS NORTHEAST OF STATION AND RM 2 IS NORTH-NORTHWEST. THE 1942 DESCRIPTION TO REACH STATION IS ADEQUATE. AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN 7 MILES WNW OF GARDINER.

Control Text

  • The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in January 1999.
  • 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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