CZ0216 ***********************************************************************
CZ0216  DESIGNATION -  X 333
CZ0216  PID         -  CZ0216
CZ0216  STATE/COUNTY-  AZ/PIMA
CZ0216  USGS QUAD   -  TUCSON SW (1983)
CZ0216
CZ0216                         *CURRENT SURVEY CONTROL
CZ0216  ___________________________________________________________________
CZ0216* NAD 83(1992)-  32 04 47.35232(N)    110 57 30.09102(W)     ADJUSTED
CZ0216* NAVD 88     -       790.206  (meters)    2592.53   (feet)  ADJUSTED
CZ0216  ___________________________________________________________________
CZ0216  X           -  -1,935,101.963 (meters)                     COMP
CZ0216  Y           -  -5,052,084.593 (meters)                     COMP
CZ0216  Z           -   3,368,338.316 (meters)                     COMP
CZ0216  LAPLACE CORR-           2.21  (seconds)                    DEFLEC99
CZ0216  ELLIP HEIGHT-         760.75  (meters)                     GPS OBS
CZ0216  GEOID HEIGHT-         -29.40  (meters)                     GEOID99
CZ0216  DYNAMIC HT  -         789.091 (meters)    2588.88  (feet)  COMP
CZ0216  MODELED GRAV-     979,203.5   (mgal)                       NAVD 88
CZ0216
CZ0216  HORZ ORDER  -  FIRST
CZ0216  VERT ORDER  -  FIRST     CLASS II
CZ0216  ELLP ORDER  -  THIRD     CLASS I
CZ0216
CZ0216.The horizontal coordinates were established by GPS observations
CZ0216.and adjusted by the National Geodetic Survey in March 1997.
CZ0216
CZ0216.The orthometric height was determined by differential leveling
CZ0216.and adjusted by the National Geodetic Survey in June 1991.
CZ0216.WARNING-GPS observations at this control monument resulted in a GPS
CZ0216.derived orthometric height which differed from the leveled height by
CZ0216.more than one decimeter (0.1 meter).
CZ0216
CZ0216.The X, Y, and Z were computed from the position and the ellipsoidal ht.
CZ0216
CZ0216.The Laplace correction was computed from DEFLEC99 derived deflections.
CZ0216
CZ0216.The ellipsoidal height was determined by GPS observations
CZ0216.and is referenced to NAD 83.
CZ0216
CZ0216.The geoid height was determined by GEOID99.
CZ0216
CZ0216.The dynamic height is computed by dividing the NAVD 88
CZ0216.geopotential number by the normal gravity value computed on the
CZ0216.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
CZ0216.degrees latitude (G = 980.6199 gals.).
CZ0216
CZ0216.The modeled gravity was interpolated from observed gravity values.
CZ0216
CZ0216;                    North         East     Units   Scale      Converg.
CZ0216;SPC AZ C     -   120,119.024   303,827.808   MT  1.00000090 +0 30 32.4
CZ0216;UTM  12      - 3,549,283.962   503,929.840   MT  0.99960019 +0 01 19.6
CZ0216
CZ0216                          SUPERSEDED SURVEY CONTROL
CZ0216
CZ0216  NAD 83(1992)-  32 04 47.35289(N)    110 57 30.09017(W) AD(       ) 1
CZ0216  ELLIP HT    -         760.76  (m)                      GP(       ) 4 2
CZ0216  NAD 83(1986)-  32 04 47.34705(N)    110 57 30.08875(W) AD(       ) 1
CZ0216  NGVD 29     -       789.610  (m)         2590.58   (f) ADJ UNCH    1 2
CZ0216
CZ0216.Superseded values are not recommended for survey control.
CZ0216.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
CZ0216.See file dsdata.txt to determine how the superseded data were derived.
CZ0216
CZ0216_MARKER: DV = VERTICAL CONTROL DISK
CZ0216_SETTING: 34 = CONCRETE BOX CULVERT HEADWALL
CZ0216_STAMPING: X 333 1953
CZ0216_MAGNETIC: N = NO MAGNETIC MATERIAL
CZ0216_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
CZ0216_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
CZ0216+SATELLITE: SATELLITE OBSERVATIONS - May 12, 1996
CZ0216
CZ0216  HISTORY     - Date     Condition        Recov. By
CZ0216  HISTORY     - 1953     MONUMENTED       CGS
CZ0216  HISTORY     - 1980     GOOD             NGS
CZ0216  HISTORY     - 1987     GOOD             NGS
CZ0216  HISTORY     - 19900414 GOOD             PIMACO
CZ0216  HISTORY     - 19960512 GOOD             CHANCE
CZ0216
CZ0216                          STATION DESCRIPTION
CZ0216
CZ0216''DESCRIBED BY COAST AND GEODETIC SURVEY 1953
CZ0216''8.45 MI N FROM SAHUARITA.
CZ0216''8.45 MILES NORTH ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE
CZ0216''STATION AND THE CROSSING OF A GRAVELED ROAD AT SAHUARITA, 10.05 MILES
CZ0216''SOUTH OF TUCSON, AT CULVERT 994.31, IN THE TOP OF THE NORTH END OF THE
CZ0216''WEST CONCRETE HEAD WALL, ACROSS THE TRACKS FROM A HUGE SAND AND GRAVEL
CZ0216''PIT, 12.1 FEET WEST OF THE WEST RAIL, 1.8 FEET SOUTH OF THE NORTH END
CZ0216''OF THE HEAD WALL, AND ABOUT 2 FEET LOWER THAN THE TRACK.
CZ0216
CZ0216                          STATION RECOVERY (1980)
CZ0216
CZ0216''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1980
CZ0216''13.9 KILOMETERS (8.65 MILES) NORTH ALONG U.S. HIGHWAY 89
CZ0216''FROM THE POST OFFICE AT SAHUARITA, SET IN TOP OF THE WEST
CZ0216''HEADWALL OF SOUTHERN PACIFIC RAILROAD CULVERT 994.31,
CZ0216''0.55 METER (1.8 FEET) SOUTH OF THE NORTH END OF THE HEADWALL,
CZ0216''5.5 METERS (12 FEET) WEST OF THE WEST RAIL.
CZ0216''THE MARK IS 1 M BELOW THE RAILS..
CZ0216
CZ0216                          STATION RECOVERY (1987)
CZ0216
CZ0216''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1987 (MRM)
CZ0216''THE STATION WAS RECOVERED AT THIS DATE,
CZ0216''IN GOOD CONDITION.
CZ0216''
CZ0216''THE STATION IS LOCATED ABOUT 13.7 KM (8.5 MI) NORTH OF SAHUARITA,
CZ0216''6.4 KM (4 MI) SOUTH OF SOUTH TUCSON AND ALONG THE SOUTHERN PACIFIC
CZ0216''RAILROAD.  OWNERSHIP--SOUTHERN PACIFIC RAILROAD RIGHT-OF-WAY.
CZ0216''
CZ0216''TO REACH THE STATION FROM THE JUNCTION OF INTERSTATE HIGHWAY 19
CZ0216''AND VALENCIA RD WHICH IS ABOUT 6.4 KM (4 MI) SOUTH OF SOUTH TUCSON,
CZ0216''GO EAST FOR 2.4 KM (1.5 MI) ON VALENCIA RD TO A CROSSROAD, U.S.
CZ0216''HIGHWAY 89 (NOGALES HIGHWAY).
CZ0216''TURN RIGHT AND GO SOUTH FOR 4.9 KM (3.05 MI) ON HIGHWAY 89 TO A
CZ0216''PAVED ROAD LEFT, HUGHES ACCESS RD.
CZ0216''CONTINUE STRAIGHT AHEAD AND GO SOUTH FOR 1.1 KM (0.7 MI) ON HIGHWAY
CZ0216''89 TO A PAVED ROAD RIGHT, ST KATHERINES CT, AND A DIRT TRAIL LEFT.
CZ0216''TURN LEFT AND GO EAST FOR 25 METERS (82 FT) ON THE DIRT TRAIL TO A
CZ0216''DIRT ROAD PARALLEL WITH THE RAILROAD.
CZ0216''TURN RIGHT AND GO SOUTH FOR 35 METERS (115 FT) ON THE DIRT ROAD TO
CZ0216''THE STATION ON THE LEFT, IN THE TOP OF THE NORTH END OF A RAILROAD
CZ0216''CULVERT.
CZ0216''
CZ0216''THE STATION IS A STANDARD CGS BENCH MARK DISK
CZ0216''STAMPED---X 333 1953---,
CZ0216''SET INTO A DRILL HOLE IN THE TOP OF THE NORTH END OF THE WEST
CZ0216''HEADWALL OF A RAILROAD CONCRETE CULVERT.  LOCATED
CZ0216''3.75 METERS (12.3 FT) WEST-SOUTHWEST FROM THE WEST RAIL OF THE
CZ0216''RAILROAD AND
CZ0216''0.55 METERS (1.8 FT) SOUTH-SOUTHEAST FROM THE NORTH END OF THE WEST
CZ0216''HEADWALL OF CULVERT.
CZ0216''
CZ0216''AVRA VALLEY, ARIZONA, SUBSIDENCE MONITORING, FEBRUARY-MARCH 1987.
CZ0216''
CZ0216''THIS STATION SUITABLE FOR GPS SURVEYS.
CZ0216''
CZ0216''DESCRIBED BY D.F. CALLAHAN.
CZ0216
CZ0216                          STATION RECOVERY (1990)
CZ0216
CZ0216''RECOVERY NOTE BY PIMA CO DOT AND FCD 1990
CZ0216''RECOVERED IN GOOD CONDITION.
CZ0216
CZ0216                          STATION RECOVERY (1996)
CZ0216
CZ0216''RECOVERY NOTE BY JE CHANCE AND ASSOCIATES 1996 (MFY)
CZ0216''RECOVERED IN GOOD CONDITION.  A NEW AND COMPLETE DESCRIPTION FOLLOWS
CZ0216''THE STATION IS LOCATED APPROXIMATELY 13.7 KM (8.50 MI) NORTH OF
CZ0216''SAHUARITA, 6.4 KM (3.95 MI) SOUTH OF SOUTH TUSCON ALONG BUSINESS US
CZ0216''HIGHWAY 19 AND ALONG THE SOUTHERN PACIFIC RAILROAD.  OWNERSHIP --
CZ0216''SOUTHERN PACIFIC RAILROAD TO REACH THE STATION FROM THE JUNCTION OF US
CZ0216''HIGHWAY 19 AND VALENCIA ROAD APPROXIMATELY 6.4 KM (3.95 MI) SOUTH OF
CZ0216''SOUTH TUSCON, GO EAST ON VALENCIA ROAD FOR 2.4 KM (1.50 MI) TO
CZ0216''BUSINESS US HIGHWAY 19 -- TUSCON-NOGALES HIGHWAY--.  TURN RIGHT AND
CZ0216''PROCEED SOUTH ON BUSINESS US HIGHWAY 19 TO A PAVED ROAD, HUGHES ACCESS
CZ0216''ROAD, ON THE LEFT. CONTINUE SOUTH ON BUSINESS US HIGHWAY 19 FOR 1.1 KM
CZ0216''(0.70 MI) TO A PAVED ROAD, ST KATHERINES CT, ON THE RIGHT.  TURN RIGHT
CZ0216''AND PROCEED SOUTH ON ST KATHERINES CT FOR 30 M (98.4 FT) TO THE
CZ0216''STATION ON THE LEFT THE STATION IS A STANDARD CGS BENCH MARK DISK SET
CZ0216''INTO A DRILL HOLE INTO THE TOP OF THE NORTH END OF THE WEST HEADWALL
CZ0216''OF A RAILROAD CONCRETE CULVERT.  THE STATION IS LOCATED 37.0 M (121.4
CZ0216''FT) EAST OF BUSINESS US HIGHWAY 19 CENTERLINE, 5.0 M (16.4 FT) EAST OF
CZ0216''A GRAVEL TRACK ROAD CENTERLINE, 3.75 M (12.30 FT) WEST-SOUTHWEST OF
CZ0216''THE WEST RAIL OF THE RAILROAD, AND 0.55 M (1.80 FT) SOUTH-SOUTHEAST
CZ0216''FROM THE NORTH END OF THE WEST HEADWALL OF THE CONCRETE CULVERT