LC0379 ***********************************************************************
LC0379  DESIGNATION -  V 164
LC0379  PID         -  LC0379
LC0379  STATE/COUNTY-  IL/MCLEAN
LC0379  USGS QUAD   -  BLOOMINGTON EAST (1981)
LC0379
LC0379                         *CURRENT SURVEY CONTROL
LC0379  ___________________________________________________________________
LC0379* NAD 83(1986)-  40 23 57.     (N)    088 52 56.     (W)     SCALED
LC0379* NAVD 88     -       234.420  (meters)     769.09   (feet)  ADJUSTED
LC0379  ___________________________________________________________________
LC0379  GEOID HEIGHT-         -32.01  (meters)                     GEOID99
LC0379  DYNAMIC HT  -         234.307 (meters)     768.72  (feet)  COMP
LC0379  MODELED GRAV-     980,138.1   (mgal)                       NAVD 88
LC0379
LC0379  VERT ORDER  -  FIRST     CLASS II
LC0379
LC0379.The horizontal coordinates were scaled from a topographic map and have
LC0379.an estimated accuracy of +/- 6 seconds.
LC0379
LC0379.The orthometric height was determined by differential leveling
LC0379.and adjusted by the National Geodetic Survey in June 1991.
LC0379.WARNING-Repeat measurements at this control monument indicate possible
LC0379.vertical movement.
LC0379
LC0379.The geoid height was determined by GEOID99.
LC0379
LC0379.The dynamic height is computed by dividing the NAVD 88
LC0379.geopotential number by the normal gravity value computed on the
LC0379.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
LC0379.degrees latitude (g = 980.6199 gals.).
LC0379
LC0379.The modeled gravity was interpolated from observed gravity values.
LC0379
LC0379;                    North         East    Units  Estimated Accuracy
LC0379;SPC IL E     -   414,470.      253,400.      MT  (+/- 180 meters Scaled)
LC0379
LC0379                          SUPERSEDED SURVEY CONTROL
LC0379
LC0379  NGVD 29     -       234.461  (m)          769.23   (f) ADJ UNCH    1 2
LC0379
LC0379.Superseded values are not recommended for survey control.
LC0379.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
LC0379.See file dsdata.txt to determine how the superseded data were derived.
LC0379
LC0379_MARKER: DB = BENCH MARK DISK
LC0379_SETTING: 32 = WINGWALL
LC0379_STAMPING: V 164 1954
LC0379_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
LC0379+STABILITY: SURFACE MOTION
LC0379
LC0379  HISTORY     - Date     Condition        Recov. By
LC0379  HISTORY     - 1954     MONUMENTED       CGS
LC0379  HISTORY     - 1986     GOOD             NGS
LC0379
LC0379                          STATION DESCRIPTION
LC0379
LC0379''DESCRIBED BY COAST AND GEODETIC SURVEY 1954
LC0379''0.6 MI NW FROM DOWNS.
LC0379''ABOUT 0.65 MILE NORTHWEST ALONG THE NEW YORK CENTRAL RAILROAD FROM
LC0379''THE STATION AT DOWNS, ABOUT 6 TELEPHONE POLES EAST OF MILE POST
LC0379''158, IN THE TOP OF THE TOP STEP OF THE SOUTH WING WALL OF WEST
LC0379''ABUTMENT OF CONCRETE RAILROAD BRIDGE OVER BIG KICKAPOO CREEK,
LC0379''7 1/4 RAILS WEST OF WEST ABUTMENT OF A RAILROAD OVERPASS OVER A
LC0379''GRAVEL ROAD, 11 1/2 FEET SOUTH OF SOUTH RAIL AND ABOUT 2 1/2 FEET
LC0379''BELOW LEVEL OF TRACK.
LC0379
LC0379                          STATION RECOVERY (1986)
LC0379
LC0379''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1986
LC0379''RECOVERED IN GOOD CONDITION.  A NEW DESCRIPTION FOLLOWS.  10.0 KM (6.2
LC0379''MI) SOUTHEASTERLY ALONG U.S. HIGHWAY 150 FROM ITS JUNCTION WITH
LC0379''INTERSTATE HIGHWAY 55 BUSINESS LOOP IN BLOOMINGTON, THENCE 0.7 KM
LC0379''(0.45 MI) SOUTH ALONG COUNTY ROAD 2000 E, IN TOP AND 0.2 M (0.6 FT)
LC0379''NORTHEAST OF THE SOUTHWEST END OF THE TOP STEP OF THE NORTHWEST
LC0379''WINGWALL OF A CONRAIL RAILROAD BRIDGE SPANNING BIG KICKAPOO CREEK,
LC0379''88.7 M (291.0 FT) NORTHWEST OF THE NORTHWEST END OF THE RAILROAD
LC0379''OVERPASS OF THE COUNTY ROAD, AND 3.5 M (11.5 FT) SOUTHWEST OF THE NEAR
LC0379''RAIL.
LC0379''THE MARK IS 0.8 M BELOW THE TRACKS.