HL0084 ***********************************************************************
HL0084  DESIGNATION -  J 32
HL0084  PID         -  HL0084
HL0084  STATE/COUNTY-  CO/CONEJOS
HL0084  USGS QUAD   -  ANTONITO (1971)
HL0084
HL0084                         *CURRENT SURVEY CONTROL
HL0084  ___________________________________________________________________
HL0084* NAD 83(1986)-  37 07 22.     (N)    106 00 04.     (W)     SCALED
HL0084* NAVD 88     -      2387.832  (meters)    7834.08   (feet)  ADJUSTED
HL0084  ___________________________________________________________________
HL0084  GEOID HEIGHT-         -16.49  (meters)                     GEOID99
HL0084  DYNAMIC HT  -        2384.643 (meters)    7823.62  (feet)  COMP
HL0084  MODELED GRAV-     979,209.0   (mgal)                       NAVD 88
HL0084
HL0084  VERT ORDER  -  FIRST     CLASS II
HL0084
HL0084.The horizontal coordinates were scaled from a topographic map and have
HL0084.an estimated accuracy of +/- 6 seconds.
HL0084
HL0084.The orthometric height was determined by differential leveling
HL0084.and adjusted by the National Geodetic Survey in June 1991.
HL0084
HL0084.The geoid height was determined by GEOID99.
HL0084
HL0084.The dynamic height is computed by dividing the NAVD 88
HL0084.geopotential number by the normal gravity value computed on the
HL0084.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
HL0084.degrees latitude (G = 980.6199 gals.).
HL0084
HL0084.The modeled gravity was interpolated from observed gravity values.
HL0084
HL0084;                    North         East    Units  Estimated Accuracy
HL0084;SPC CO S     -   355,540.      869,870.      MT  (+/- 180 meters Scaled)
HL0084
HL0084                          SUPERSEDED SURVEY CONTROL
HL0084
HL0084  NGVD 29     -      2386.581  (m)         7829.97   (f) ADJ UNCH    1 2
HL0084
HL0084.Superseded values are not recommended for survey control.
HL0084.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HL0084.See file dsdata.txt to determine how the superseded data were derived.
HL0084
HL0084_MARKER: DB = BENCH MARK DISK
HL0084_SETTING: 32 = SET IN A RETAINING WALL OR CONCRETE LEDGE
HL0084_STAMPING: 7829.974 J 32 1933
HL0084_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
HL0084+STABILITY: SURFACE MOTION
HL0084
HL0084  HISTORY     - Date     Condition        Recov. By
HL0084  HISTORY     - 1933     MONUMENTED       CGS
HL0084  HISTORY     - 1984     GOOD             NGS
HL0084
HL0084                          STATION DESCRIPTION
HL0084
HL0084''DESCRIBED BY COAST AND GEODETIC SURVEY 1933
HL0084''3.4 MI N FROM ANTONITO.
HL0084''ABOUT 3.4 MILES NORTH ALONG THE DENVER AND RIO GRANDE WESTERN RAILROAD
HL0084''FROM ANTONITO, CONEJOS COUNTY, ABOUT 3.6 MILES SOUTH OF ROMEO, ABOUT
HL0084''30 FEET NORTH OF WOODEN BRIDGE 276.92, 62 FEET WEST OF THE CENTER LINE
HL0084''OF THE TRACK, AT A DOUBLE 3- BY 5-FOOT CONCRETE HIGHWAY CULVERT, AND
HL0084''IN THE TOP OF THE SOUTH END OF THE EAST HEAD WALL. A STANDARD DISK,
HL0084''STAMPED 7829.974 J 32 1933.
HL0084
HL0084                          STATION RECOVERY (1984)
HL0084
HL0084''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1984
HL0084''RECOVERED IN GOOD CONDITION.  A NEW DESCRIPTION FOLLOWS.  5.2 KM
HL0084''(3.25 MI) NORTHERLY ALONG U.S. HIGHWAY 285 FROM THE POST OFFICE IN
HL0084''ANTONITO, IN THE SOUTH END OF THE EAST CONCRETE HEADWALL OF A TWO
HL0084''CHANNEL CULVERT, 128.0 M (419.9 FT) NORTH OF RAILROAD MILEPOST 277,
HL0084''7.8 M (25.6 FT) EAST OF THE CENTERLINE OF THE HIGHWAY, AND 5.6 M
HL0084''(18.4 FT) NORTH OF THE EXTENDED CENTER OF A GRAVEL ROAD LEADING WEST.
HL0084''THE MARK IS 0.3 M BELOW THE HIGHWAY.