LC0525 ***********************************************************************
LC0525  DESIGNATION -  E 39
LC0525  PID         -  LC0525
LC0525  STATE/COUNTY-  IL/MCLEAN
LC0525  USGS QUAD   -  HOLDER (1981)
LC0525
LC0525                         *CURRENT SURVEY CONTROL
LC0525  ___________________________________________________________________
LC0525* NAD 83(1986)-  40 27 03.     (N)    088 51 14.     (W)     SCALED
LC0525* NAVD 88     -       243.897  (meters)     800.19   (feet)  ADJUSTED
LC0525  ___________________________________________________________________
LC0525  GEOID HEIGHT-         -32.00  (meters)                     GEOID99
LC0525  DYNAMIC HT  -         243.780 (meters)     799.80  (feet)  COMP
LC0525  MODELED GRAV-     980,141.5   (mgal)                       NAVD 88
LC0525
LC0525  VERT ORDER  -  SECOND    CLASS 0
LC0525
LC0525.The horizontal coordinates were scaled from a topographic map and have
LC0525.an estimated accuracy of +/- 6 seconds.
LC0525
LC0525.The orthometric height was determined by differential leveling
LC0525.and adjusted by the National Geodetic Survey in June 1991.
LC0525
LC0525.The geoid height was determined by GEOID99.
LC0525
LC0525.The dynamic height is computed by dividing the NAVD 88
LC0525.geopotential number by the normal gravity value computed on the
LC0525.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
LC0525.degrees latitude (g = 980.6199 gals.).
LC0525
LC0525.The modeled gravity was interpolated from observed gravity values.
LC0525
LC0525;                    North         East    Units  Estimated Accuracy
LC0525;SPC IL E     -   420,190.      255,840.      MT  (+/- 180 meters Scaled)
LC0525
LC0525                          SUPERSEDED SURVEY CONTROL
LC0525
LC0525  NGVD 29     -       243.955  (m)          800.38   (f) ADJ UNCH    2 0
LC0525
LC0525.Superseded values are not recommended for survey control.
LC0525.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
LC0525.See file dsdata.txt to determine how the superseded data were derived.
LC0525
LC0525_MARKER: DB = BENCH MARK DISK
LC0525_SETTING: 30 = CULVERT
LC0525_STAMPING: E 39 1934
LC0525_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
LC0525
LC0525  HISTORY     - Date     Condition        Recov. By
LC0525  HISTORY     - 1934     MONUMENTED       CGS
LC0525  HISTORY     - 1951     GOOD             NGS
LC0525
LC0525                          STATION DESCRIPTION
LC0525
LC0525''DESCRIBED BY NATIONAL GEODETIC SURVEY 1951
LC0525''2.4 MI W FROM HOLDER.
LC0525''2.4 MILES WEST ALONG THE NEW YORK, CHICAGO AND ST. LOUIS RAILROAD
LC0525''STATION AT HOLDER, MCLEAN  COUNTY, 8 POLES EAST OF MILEPOST 367,
LC0525''20 FEET EAST OF THE CENTERLINE OF A PUBLIC-ROAD CROSSING, IN THE
LC0525''WEST END OF THE NORTH HEADWALL OF A 4-FOOT CAST-IRON PIPE CULVERT,
LC0525''15 FEET NORTH OF THE CENTERLINE OF THE TRACK, AND ABOUT 7 FEET
LC0525''LOWER THAN THE TRACK.  A STANDARD DISK, STAMPED E 39 1934.