MC0382 ***********************************************************************
MC0382  DESIGNATION -  G 19
MC0382  PID         -  MC0382
MC0382  STATE/COUNTY-  OH/OTTAWA
MC0382  USGS QUAD   -  OAK HARBOR (1980)
MC0382
MC0382                         *CURRENT SURVEY CONTROL
MC0382  ___________________________________________________________________
MC0382* NAD 83(1986)-  41 31 16.     (N)    083 09 04.     (W)     SCALED
MC0382* NAVD 88     -       180.840  (meters)     593.31   (feet)  ADJUSTED
MC0382  ___________________________________________________________________
MC0382  GEOID HEIGHT-         -35.52  (meters)                     GEOID99
MC0382  DYNAMIC HT  -         180.767 (meters)     593.07  (feet)  COMP
MC0382  MODELED GRAV-     980,212.3   (mgal)                       NAVD 88
MC0382
MC0382  VERT ORDER  -  FIRST     CLASS II
MC0382
MC0382.The horizontal coordinates were scaled from a topographic map and have
MC0382.an estimated accuracy of +/- 6 seconds.
MC0382
MC0382.The orthometric height was determined by differential leveling
MC0382.and adjusted by the National Geodetic Survey in June 1991.
MC0382.WARNING-Repeat measurements at this control monument indicate possible
MC0382.vertical movement.
MC0382
MC0382.The geoid height was determined by GEOID99.
MC0382
MC0382.The dynamic height is computed by dividing the NAVD 88
MC0382.geopotential number by the normal gravity value computed on the
MC0382.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
MC0382.degrees latitude (g = 980.6199 gals.).
MC0382
MC0382.The modeled gravity was interpolated from observed gravity values.
MC0382
MC0382;                    North         East    Units  Estimated Accuracy
MC0382;SPC OH N     -   206,140.      545,650.      MT  (+/- 180 meters Scaled)
MC0382
MC0382                          SUPERSEDED SURVEY CONTROL
MC0382
MC0382  NGVD 29     -       181.043  (m)          593.97   (f) ADJUSTED    1 2
MC0382
MC0382.Superseded values are not recommended for survey control.
MC0382.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
MC0382.See file dsdata.txt to determine how the superseded data were derived.
MC0382
MC0382_MARKER: DB = BENCH MARK DISK
MC0382_SETTING: 36 = OVERHEAD CROSSING BACKWALL
MC0382_STAMPING: G 19 1934
MC0382_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
MC0382
MC0382  HISTORY     - Date     Condition        Recov. By
MC0382  HISTORY     - 1934     MONUMENTED       CGS
MC0382  HISTORY     - 1934     GOOD             NGS
MC0382  HISTORY     - 1980     GOOD             NGS
MC0382
MC0382                          STATION DESCRIPTION
MC0382
MC0382''DESCRIBED BY NATIONAL GEODETIC SURVEY 1934
MC0382''0.2 MI W FROM OAK HARBOR.
MC0382''0.2 MILE WEST ALONG THE NEW YORK CENTRAL RAILROAD FROM THE
MC0382''STATION AT OAK HARBOR, OTTAWA COUNTY, AT THE OVERHEAD CROSSING
MC0382''OF THE WHEELING AND LAKE ERIE RAILWAY, IN THE SOUTH FACE OF THE
MC0382''NORTH BACK WALL, 8 FEET NORTH OF THE NORTH RAIL, AND 3.5 FEET
MC0382''ABOVE THE BASE OF THE RAIL.  A STANDARD DISK, STAMPED G 19 1934
MC0382''AND SET VERTICALLY.
MC0382
MC0382                          STATION RECOVERY (1980)
MC0382
MC0382''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1980
MC0382''0.5 KILOMETERS (0.3 MILE) WEST ALONG THE PENN CENTRAL RAILROAD FROM
MC0382''THE CROSSING OF STAT HIGHWAY 19 AT OAK HARBOR, AT THE OVERHEAD
MC0382''CROSSING OF THE WHEELING AND LAKE ERIE RAILWAY, IN THE SOUTH FACE OF
MC0382''THE NORTH BACKWALL, SET VERTICALLY 15.2 METERS (50 FEET) WEST OF THE
MC0382''EAST END OF THE BACKWALL, 5.5 METERS (18 FEET) NORTH OF THE NORTH
MC0382''RAIL.
MC0382''THE MARK IS 1.0 M ABOVE RAIL.