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Details for Benchmark: MB1974

N 41° 29.349 W 080° 31.151 (NAD 83)

Altitude: 1145

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

Location:
In CRAWFORD county, PA View Original Datasheet
Designation:
COUNTY CORNER NW ECC
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.

Reference Points

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Documented History (by the NGS)

01/01/1937 by CGS (MONUMENTED)
DESCRIBED BY COAST AND GEODETIC SURVEY 1937 STATION IS LOCATED IN THE SW CORNER OF A FIELD ON LAND OWNED BY W. HENDRICKS, ADJACENT TO THE LAND OWNED BY GEORGE SISLEY ACROSS THE STATE LINE. SURFACE AND UNDERGROUND MARKS ARE PA. COORDINATE SYSTEM STANDARD BRONZE DISKS SET IN SQUARE BLOCKS OF CONCRETE. REFERENCE AND AZIMUTH MARKS ARE PA. COORDINATE SYSTEM STANDARD BRONZE DISKS IN BOULDERS. REFERENCE MARK NO. 1 IS N OF STATION IN FENCE LINE. REFERENCE MARK NO. 2 IS E OF STATION IN COUNTY LINE. TO REACH AZIMUTH MARK FROM SISLEYS HOUSE, GO W 0.3 MILE TO RED BRICK HOUSE ON RIGHT, MARK IS IN SE CORNER OF YARD. TO REACH STATION FROM THE JUNCTION OF STATE ROUTE 458 AND U.S. ROUTE 322 IN JAMESTOWN, GO W 2.8 MILES ON STATE ROUTE 458, HERE TURN (N) RIGHT ON ROAD NO. 43059, AND GO 1.6 MILES, TURN LEFT AND GO 0.4 MILE TO GEORGE SISLEYS FARM, (OHIO), THENCE THROUGH BARNYARD AND ACROSS PASTURE AND THROUGH WOODS 0.4 MILE TO THE COUNTY CORNER AND STATION. HEIGHT OF LIGHT ABOVE STATION MARK - 39.6 METERS.
01/01/1960 by CGS (GOOD)
RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 (JCE) THE STATION AND ALL MARKS WERE RECOVERED AND FOUND IN GOOD CONDITION. THE PROPERTY IS NOW OWNED BY MR. WENDELL FLUCHE. A COMPLETE NEW DESCRIPTION FOLLOWS. THE STATION IS LOCATED ABOUT 4 MILES WEST OF JAMESTOWN, AT THE SOUTHWEST CORNER OF CRAWFORD COUNTY, AND IN A BRUSH THICKET AT THE SOUTHWEST CORNER OF WOODS. IT IS 22 FEET NORTH OF THE MERCER-CRAWFORD COUNTY LINE FENCE, 13 FEET EAST OF THE CRAWFORD-TRUMBULL COUNTY (OHIO) LINE FENCE, 27.2 FEET NORTH EAST OF A POWER POLE, 23.2 FEET NORTHEAST OF THE CROSS IN AN 8 BY 9 INCH SANDSTONE POST MARKING THE MERCER-CRAWFORD COUNTY LINE CORNER, AND 2.4 FEET NORTH OF A U.S.C. AND G.S. WITNESS SIGN. THE MARK IS A PA. COORDINATE SYSTEM DISK SET IN THE TOP OF A SQUARE BLOCK OF CONCRETE PROJECTING 6 INCHES, STAMPED N.W. COR. ECC. 1937. REFERENCE MARK NO. 1 IS NORTHWEST OF THE STATION, AND IN THE NORTH- SOUTH FENCE LINE. THE MARK IS A PENNA. COORDINATE SYSTEM DISK SET IN A DRILL HOLE IN THE TOP OF AN 8 BY 9 INCH IRREGULAR SHAPED SANDSTONE BOULDER, FLUSH WITH THE GROUND, STAMPED N.W. COR. ECC. NO 1, 1937. REFERENCE MARK NO. 2 IS SOUTHEAST OF THE STATION, AND 6.2 FEET NORTH OF THE MERCER-CRAWFORD COUNTY LINE FENCE. THE MARK IS A PENNA. COORDINATE SYSTEM DISK SET IN THE TOP OF A 6 BY 12 INCH SANDSTONE BOULDER PROJECTING 3 INCHES, STAMPED N.W. COR. ECC. NO 2 1937. THE AZIMUTH MARK IS IN OHIO, ABOUT 0.6 MILE NORTHWEST OF THE STATION, AND ON THE NORTH SIDE OF TRUMBULL COUNTY ROUTE 360. IT IS IN THE FRONT YARD, AT THE RUINS OF AN OLD BRICK HOME, 25 FEET NORTH OF THE CENTER LINE OF THE ROAD, 19 FEET WEST OF THE CENTER LINE OF THE DRIVE, 9.7 FEET SOUTHWEST OF A 10 INCH MAPLE TREE, 11 FEET SOUTHEAST OF A 20 INCH MAPLE TREE, AND 1.8 FEET EAST OF A U.S.C. AND G.S. WITNESS SIGN. THE MARK IS A PENNS. COORDINATE SYSTEM DISK SET IN THE TOP OF A 5 BY 12 INCH SANDSTONE BOULDER PROJECTING 3 INCHES, STAMPED N.W. COR. ECC. 1937. TO REACH FROM THE SHENANGO RIVER BRIDGE IN JAMESTOWN, GO WEST ON STATE HIGHWAY 58 FOR 3.4 MILES TO CROSS ROAD, TURN RIGHT AND GO NORTH ON ROUTE 43059 FOR 2.45 MILES TO COUNTY LINE, CONTINUE STRAIGHT FOR 0.45 MILE, TURN LEFT FOR 0.35 MILE TO OHIO STATE LINE, CONTINUE FOR 0.1 MILE TO MR. DAVID POWELLS HOUSE ON LEFT, TURN LEFT THROUGH BARN YARD AND GO SOUTHEAST ACROSS FIELD FOR 0.4 MILE TO THE SOUTHWEST CORNER OF WOODS AND STATION AS DESCRIBED. TO REACH THE AZIMUTH MARK FROM MR. POWELLS HOUSE, GO WEST ON ROUTE 360 FOR 0.25 MILE TO MARK ON RIGHT.
09/01/1993 by OHDT (GOOD)
RECOVERY NOTE BY OHIO DEPARTMENT OF TRANSPORTATION 1993 (BM) -------REPORT BY ODOT---------YEAR 1993---------CONDITION GOOD ALL DISKS FOUND IN GOOD CONDITION. ADDITION TO DESCRIPTION- AZIMUTH MARK IS IN FRONT OF A MOBILE HOME. RM 2 IS 10.5'' NORTH OF AN EAST-WEST FENCE LINE AND 82.5'' SE OF THE STATION.

Control Text

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