MF0290 ***********************************************************************
MF0290  DESIGNATION -  W 247
MF0290  PID         -  MF0290
MF0290  STATE/COUNTY-  IL/GRUNDY
MF0290  USGS QUAD   -  GARDNER (1983)
MF0290
MF0290                         *CURRENT SURVEY CONTROL
MF0290  ___________________________________________________________________
MF0290* NAD 83(1986)-  41 09 55.     (N)    088 20 12.     (W)     SCALED
MF0290* NAVD 88     -       180.667  (meters)     592.74   (feet)  ADJUSTED
MF0290  ___________________________________________________________________
MF0290  GEOID HEIGHT-         -32.58  (meters)                     GEOID99
MF0290  DYNAMIC HT  -         180.594 (meters)     592.50  (feet)  COMP
MF0290  MODELED GRAV-     980,216.8   (mgal)                       NAVD 88
MF0290
MF0290  VERT ORDER  -  SECOND    CLASS 0
MF0290
MF0290.The horizontal coordinates were scaled from a topographic map and have
MF0290.an estimated accuracy of +/- 6 seconds.
MF0290
MF0290.The orthometric height was determined by differential leveling
MF0290.and adjusted by the National Geodetic Survey in June 1991.
MF0290
MF0290.The geoid height was determined by GEOID99.
MF0290
MF0290.The dynamic height is computed by dividing the NAVD 88
MF0290.geopotential number by the normal gravity value computed on the
MF0290.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
MF0290.degrees latitude (g = 980.6199 gals.).
MF0290
MF0290.The modeled gravity was interpolated from observed gravity values.
MF0290
MF0290;                    North         East    Units  Estimated Accuracy
MF0290;SPC IL E     -   499,400.      299,720.      MT  (+/- 180 meters Scaled)
MF0290
MF0290                          SUPERSEDED SURVEY CONTROL
MF0290
MF0290  NGVD 29     -       180.743  (m)          592.99   (f) ADJ UNCH    2 0
MF0290
MF0290.Superseded values are not recommended for survey control.
MF0290.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
MF0290.See file dsdata.txt to determine how the superseded data were derived.
MF0290
MF0290_MARKER: DB = BENCH MARK DISK
MF0290_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
MF0290_STAMPING: W 247 1960
MF0290_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
MF0290+STABILITY: SURFACE MOTION
MF0290
MF0290  HISTORY     - Date     Condition        Recov. By
MF0290  HISTORY     - 1960     MONUMENTED       CGS
MF0290  HISTORY     - 1961     GOOD             NGS
MF0290  HISTORY     - 1987     GOOD             USPSQD
MF0290
MF0290                          STATION DESCRIPTION
MF0290
MF0290''DESCRIBED BY NATIONAL GEODETIC SURVEY 1961
MF0290''1.7 MI SW FROM GARDNER.
MF0290''ABOUT 1.7 MILES SOUTHWEST ALONG U.S. HIGHWAY 66 FROM THE OVERPASS
MF0290''AT THE JUNCTION OF U.S. HIGHWAY 66 AND ALTERNATE U.S. HIGHWAY 66
MF0290''IN THE WEST PART OF GARDNER, 58 FEET SOUTHEAST OF THE CENTER LINE
MF0290''OF THE NORTHBOUND LANE OF U.S. HIGHWAY 66, 38.5 FEET NORTHWEST OF
MF0290''THE NORTHWEST RAIL OF THE SOUTHBOUND TRACK OF THE GULF, MOBILE AND
MF0290''OHIO RAIL ROAD, 118 FEET NORTH OF THE SWITCH BOX FOR SIGNAL LIGHT
MF0290''109, 7 FEET SOUTHWEST OF A TELEGRAPH POLE, 2.6 FEET WEST-SOUTHWEST
MF0290''OF A METAL WITNESS POST, 2.5 FEET BELOW THE LEVEL OF THE HIGHWAY
MF0290''AND SET IN THE TOP OF A CONCRETE POST PROJECTING 1 INCH.
MF0290
MF0290                          STATION RECOVERY (1987)
MF0290
MF0290''RECOVERY NOTE BY US POWER SQUADRON 1987 (GG)
MF0290''RECOVERED IN GOOD CONDITION.