AD7121 ***********************************************************************
AD7121  DESIGNATION -  HERB
AD7121  PID         -  AD7121
AD7121  STATE/COUNTY-  FL/BROWARD
AD7121  USGS QUAD   -  FORT LAUDERDALE NORTH (1995)
AD7121
AD7121                         *CURRENT SURVEY CONTROL
AD7121  ___________________________________________________________________
AD7121* NAD 83(1990)-  26 09 17.26441(N)    080 08 47.11490(W)     ADJUSTED
AD7121* NAVD 88     -         1.7    (meters)       6.     (feet)  VERTCON
AD7121  ___________________________________________________________________
AD7121  LAPLACE CORR-          -3.45  (seconds)                    DEFLEC99
AD7121  GEOID HEIGHT-         -25.63  (meters)                     GEOID99
AD7121
AD7121  HORZ ORDER  -  SECOND
AD7121
AD7121.The horizontal coordinates were established by classical geodetic methods
AD7121.and adjusted by the National Geodetic Survey in May 1991.
AD7121
AD7121.The NAVD 88 height was computed by applying the VERTCON shift value to
AD7121.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
AD7121
AD7121.The Laplace correction was computed from DEFLEC99 derived deflections.
AD7121
AD7121.The geoid height was determined by GEOID99.
AD7121
AD7121;                    North         East     Units   Scale      Converg.
AD7121;SPC FL E     -   202,043.757   285,343.011   MT  1.00003107 +0 22 34.6
AD7121;UTM  17      - 2,893,106.802   585,313.893   MT  0.99968986 +0 22 34.6
AD7121
AD7121:                Primary Azimuth Mark                     Grid Az
AD7121:SPC FL E     -  HERB AZ MK 1                             002 50 04.1
AD7121:UTM  17      -  HERB AZ MK 1                             002 50 04.1
AD7121
AD7121|---------------------------------------------------------------------|
AD7121| PID    Reference Object                     Distance      Geod. Az  |
AD7121|                                                           dddmmss.s |
AD7121|        HERB AZ MK 1                                       0031238.7 |
AD7121|        HERB AZ MK 2                                       1752144.3 |
AD7121| AD7120 HERB A PT                            17.557 METERS 21544     |
AD7121|---------------------------------------------------------------------|
AD7121
AD7121                          SUPERSEDED SURVEY CONTROL
AD7121
AD7121  NAD 83(1986)-  26 09 17.26771(N)    080 08 47.12086(W) AD(       ) 2
AD7121  NAD 27      -  26 09 15.96209(N)    080 08 47.95592(W) AD(       ) 2
AD7121  NGVD 29     -         2.2    (m)            7.     (f) VERT ANG
AD7121
AD7121.Superseded values are not recommended for survey control.
AD7121.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
AD7121.See file dsdata.txt to determine how the superseded data were derived.
AD7121
AD7121_MARKER: DD = SURVEY DISK
AD7121_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
AD7121
AD7121  HISTORY     - Date     Condition        Recov. By
AD7121  HISTORY     - 1971     MONUMENTED       FL-011
AD7121  HISTORY     - 1987     GOOD             USPSQD
AD7121  HISTORY     - 19940410 GOOD             USPSQD
AD7121  HISTORY     - 19980307 POOR             USPSQD
AD7121
AD7121                          STATION DESCRIPTION
AD7121
AD7121''DESCRIBED BY BROWARD COUNTY FLORIDA 1971 (NCA)
AD7121''THE STATION IS 0.85 MILE SOUTH OF THE JUNCTION OF STATE HIGHWAYS
AD7121''811A AND 816 IN WILTON MANORS, AND IN THE SOUTHWEST ANGLE OF THE
AD7121''INTERSECTION OF STATE HIGHWAY 811A (ANDREWS AVENUE) AND
AD7121''NORTHWEST 21ST COURT.
AD7121''
AD7121''TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS 811A
AD7121''AND 816 IN WILTON MANORS, GO SOUTH ON HIGHWAY 811A FOR 0.65 MILE
AD7121''TO HERB A-1 ON THE LEFT.  CONTINUE SOUTH ON HIGHWAY 811A FOR
AD7121''0.2 MILE TO THE INTERSECTION OF HIGHWAY 811A AND NORTHWEST 21ST
AD7121''COURT AND THE STATION IN THE SOUTHWEST ANGLE OF THE INTERSECTION
AD7121''IN A STRIP OF GRASS BETWEEN THE HIGHWAY AND A SIDEWALK.
AD7121''
AD7121''STATION MARK, STAMPED HERB 1971 IS A 2-1/2 INCH BROWARD COUNTY
AD7121''ENGINEERING DEPARTMENT BRONZE DISK SET IN A 10 INCH ROUND
AD7121''CONCRETE MONUMENT THAT IS 2 INCHES BELOW THE GROUND SURFACE.  IT
AD7121''IS 86.5 FEET SOUTH OF THE CENTER OF NORTHWEST 21ST COURT, 35
AD7121''FEET SOUTH OF POWER POLE NUMBER 295 HMN, 29 FEET WEST OF THE
AD7121''CENTER OF HIGHWAY 811A AND 3 FEET NORTH OF A METAL WITNESS POST.
AD7121''
AD7121''HERB A-POINT, IS A 30-30 RIFLE SHELL CASING EMBEDDED IN A
AD7121''CONCRETE FILLED 1/2 INCH PIPE WHICH IS EMBEDDED IN A 10 INCH
AD7121''ROUND CONCRETE MONUMENT THAT IS FLUSH WITH THE GROUND
AD7121''SURFACE.  IT IS 132.5 FEET SOUTH OF THE CENTER OF NORTHWEST 21ST
AD7121''COURT, 88.5 FEET SOUTHWEST OF POWER POLE NUMBER 295 HMN, 63
AD7121''FEET WEST OF THE CENTER OF HIGHWAY 811A AND 57.5 FEET SOUTHWEST
AD7121''OF THE METAL WITNESS POST SET AT THE STATION.
AD7121''
AD7121''HERB A-1, STAMPED HERB AZIMUTH 1 1971 IS A 2-1/2 INCH BROWARD
AD7121''COUNTY ENGINEERING DEPARTMENT BRONZE DISK SET IN A 10 INCH
AD7121''ROUND CONCRETE MONUMENT THAT IS 2 INCHES BELOW THE GROUND
AD7121''SURFACE.  IT IS 135 FEET SOUTH OF THE CENTER OF NORTHEAST 24TH
AD7121''STREET, 59.5 FEET NORTH OF POWER POLE NUMBER 295 HMN 16, 39
AD7121''FEET EAST OF THE CENTER OF HIGHWAY 811A AND 2.9 FEET SOUTH OF
AD7121''A METAL WITNESS POST.
AD7121''
AD7121''HERB A-2, STAMPED HERB AZIMUTH 2 1971 IS A 2-1/2 INCH BROWARD
AD7121''COUNTY ENGINEERING DEPARTMENT BRONZE DISK CEMENTED IN A DRILL
AD7121''HOLE IN A CONCRETE SIDEWALK OF A BRIDGE.  IT IS 44 FEET NORTH OF
AD7121''THE CENTER OF THE BRIDGE, 37 FEET SOUTHEAST OF POWER POLE NUMBER
AD7121''295 HMN 2 AND 35.5 FEET WEST OF THE CENTER OF HIGHWAY 811A.
AD7121''
AD7121''TO REACH HERB A-2 FROM THE STATION, GO SOUTH ON HIGHWAY 811A
AD7121''FOR 0.25 MILE TO THE MARK ON THE RIGHT IN THE NORTHWEST CORNER
AD7121''OF THE BRIDGE OVER THE SOUTH FORK MIDDLE RIVER.
AD7121''
AD7121''SEC 26 T 49 S R 42 E
AD7121''
AD7121''HEIGHT OF LIGHT ABOVE STATION MARK 1 METER.
AD7121
AD7121                          STATION RECOVERY (1987)
AD7121
AD7121''RECOVERY NOTE BY US POWER SQUADRON 1987 (MLM)
AD7121''RECOVERED IN GOOD CONDITION.
AD7121
AD7121                          STATION RECOVERY (1994)
AD7121
AD7121''RECOVERY NOTE BY US POWER SQUADRON 1994
AD7121''RECOVERED IN GOOD CONDITION.
AD7121
AD7121                          STATION RECOVERY (1998)
AD7121
AD7121''RECOVERY NOTE BY US POWER SQUADRON 1998
AD7121''MARK RECOVERED IN POOR CONDITION.