














                                  SURVEY CONTROL DATA
                                
                             STATE=DO
                             [MARCH  2, 2009      ]
                              Version = 7.65
1        National Geodetic Survey,   Retrieval Date = MARCH  2, 2009
 AB9270 ***********************************************************************
 AB9270  DESIGNATION -  FORT YOUNG
 AB9270  PID         -  AB9270
 AB9270  COUNTRY     -  DOMINICA
 AB9270  USGS QUAD   -  
 AB9270
 AB9270                         *CURRENT SURVEY CONTROL
 AB9270  ___________________________________________________________________
 AB9270* NAD 83(2007)-  15 17 45.03744(N)    061 23 14.08487(W)     NO CHECK  
 AB9270* LOCAL TIDAL -         3.     (meters)      10.     (feet)  GPS OBS   
 AB9270  ___________________________________________________________________
 AB9270  EPOCH DATE  -        2002.00
 AB9270  X           -   2,946,881.705 (meters)                     COMP
 AB9270  Y           -  -5,402,101.822 (meters)                     COMP
 AB9270  Z           -   1,671,688.787 (meters)                     COMP
 AB9270  LAPLACE CORR-           1.55  (seconds)                    DCAR97
 AB9270  ELLIP HEIGHT-         -34.367 (meters)          (02/10/07) NO CHECK
 AB9270  GEOID HEIGHT-         -40.31  (meters)                     CARIB97
 AB9270
 AB9270  ------- Accuracy Estimates (at 95% Confidence Level in cm) --------
 AB9270  Type    PID    Designation                      North   East  Ellip
 AB9270  -------------------------------------------------------------------
 AB9270  NETWORK AB9270 FORT YOUNG                        3.39   8.92   9.68
 AB9270  -------------------------------------------------------------------
 AB9270
 AB9270.The horizontal coordinates were established by GPS observations
 AB9270.and adjusted by the National Geodetic Survey in February 2007.
 AB9270
 AB9270.The datum tag of NAD 83(2007) is equivalent to NAD 83(NSRS2007).
 AB9270.See www.ngs.noaa.gov/NationalReadjustment for more information.
 AB9270.No horizontal observational check was made to the station.
 AB9270.The horizontal coordinates are valid at the epoch date displayed above.
 AB9270.The epoch date for horizontal control is a decimal equivalence
 AB9270.of Year/Month/Day.
 AB9270
 AB9270.The orthometric height was determined by GPS observations and a
 AB9270.high-resolution geoid model.
 AB9270.No vertical observational check was made to the station.
 AB9270
 AB9270.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9270
 AB9270.The Laplace correction was computed from DEFLEC99 derived deflections.
 AB9270
 AB9270.The ellipsoidal height was determined by GPS observations
 AB9270.and is referenced to NAD 83.
 AB9270
 AB9270
 AB9270;                    North         East     Units Scale Factor Converg.
 AB9270;UTM  20      - 1,691,691.081   673,162.257   MT  0.99997085   +0 25 32.0
 AB9270
 AB9270!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9270!UTM  20      -   1.00000540  x   0.99997085  =   0.99997625
 AB9270
 AB9270                          SUPERSEDED SURVEY CONTROL
 AB9270
 AB9270  NAD 83(1996)-  15 17 45.03643(N)    061 23 14.08820(W) AD(       ) 1
 AB9270  ELLIP H (12/09/96)  -34.327  (m)                       GP(       ) 1 1
 AB9270
 AB9270.Superseded values are not recommended for survey control.
 AB9270.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9270.See file dsdata.txt to determine how the superseded data were derived.
 AB9270
 AB9270_U.S. NATIONAL GRID SPATIAL ADDRESS: 20PPB7316291691(NAD 83)
 AB9270_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9270_SETTING: 36 = SET IN A MASSIVE STRUCTURE
 AB9270_SP_SET: SEA WALL
 AB9270_STAMPING: FORT YOUNG 1996
 AB9270_MARK LOGO: NGS   
 AB9270_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9270_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9270+STABILITY: SURFACE MOTION
 AB9270_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9270+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9270
 AB9270  HISTORY     - Date     Condition        Report By
 AB9270  HISTORY     - 1996     MONUMENTED       NGS
 AB9270
 AB9270                          STATION DESCRIPTION
 AB9270
 AB9270'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9270'THE STATION IS LOCATED 17 MI (27.4 KM) SOUTHWEST FROM MARIGOT, 18 MI
 AB9270'(29.0 KM) SOUTH FROM PORTSMOUTH, IN THE BAYFRONT AREA OF ROSEAU,
 AB9270'DOMINICA.  CONTACT VINCENT ROBINSON, PRINCIPAL LAND /ENGINEERING
 AB9270'SURVEYOR, MINISTRY OF COMMUNICATIONS, WORKS AND HOUSING, ROSEAU,
 AB9270'DOMINICA, PHONE (809) 448-8933, IN ADVANCE OF OPERATIONS TO ARRANGE
 AB9270'FOR LOGISTICS ASSISTANCE.  TO REACH THE STATION FROM THE CENOTAPH
 AB9270'MONUMENT ON THE NORTH SIDE OF FORT YOUNG IN ROSEAU, GO SOUTHWEST ON
 AB9270'BAY STREET FOR 225 FT (68.6 M) TO BAYFRONT AREA, GARRAWAY HOTEL ON THE
 AB9270'RIGHT, AND STATION ON THE LEFT IN THE SOUTHWEST CORNER OF THE BAYFRONT
 AB9270'SEAWALL.  LOCATED 278.7 FT (84.9 M) SOUTHEAST FROM THE CENTER OF A
 AB9270'GATE ON THE SEAWALL TO THE CRUISE SHIP PIER, 43.7 FT (13.3 M)
 AB9270'SOUTHWEST FROM A FIREPLUG, AND 40.5 FT (12.3 M) SOUTH FROM A LIGHT
 AB9270'POLE.
1        National Geodetic Survey,   Retrieval Date = MARCH  2, 2009
 AB9271 ***********************************************************************
 AB9271  DESIGNATION -  TDCF A
 AB9271  PID         -  AB9271
 AB9271  COUNTRY     -  DOMINICA
 AB9271  USGS QUAD   -  
 AB9271
 AB9271                         *CURRENT SURVEY CONTROL
 AB9271  ___________________________________________________________________
 AB9271* NAD 83(2007)-  15 20 23.22720(N)    061 23 31.34398(W)     NO CHECK  
 AB9271* LOCAL TIDAL -         4.     (meters)      13.     (feet)  GPS OBS   
 AB9271  ___________________________________________________________________
 AB9271  EPOCH DATE  -        2002.00
 AB9271  X           -   2,945,814.884 (meters)                     COMP
 AB9271  Y           -  -5,401,221.147 (meters)                     COMP
 AB9271  Z           -   1,676,378.379 (meters)                     COMP
 AB9271  LAPLACE CORR-           1.57  (seconds)                    DCAR97
 AB9271  ELLIP HEIGHT-         -33.880 (meters)          (02/10/07) NO CHECK
 AB9271  GEOID HEIGHT-         -40.20  (meters)                     CARIB97
 AB9271
 AB9271  ------- Accuracy Estimates (at 95% Confidence Level in cm) --------
 AB9271  Type    PID    Designation                      North   East  Ellip
 AB9271  -------------------------------------------------------------------
 AB9271  NETWORK AB9271 TDCF A                            3.10   8.92   9.13
 AB9271  -------------------------------------------------------------------
 AB9271
 AB9271.The horizontal coordinates were established by GPS observations
 AB9271.and adjusted by the National Geodetic Survey in February 2007.
 AB9271
 AB9271.The datum tag of NAD 83(2007) is equivalent to NAD 83(NSRS2007).
 AB9271.See www.ngs.noaa.gov/NationalReadjustment for more information.
 AB9271.No horizontal observational check was made to the station.
 AB9271.The horizontal coordinates are valid at the epoch date displayed above.
 AB9271.The epoch date for horizontal control is a decimal equivalence
 AB9271.of Year/Month/Day.
 AB9271
 AB9271.The orthometric height was determined by GPS observations and a
 AB9271.high-resolution geoid model.
 AB9271.No vertical observational check was made to the station.
 AB9271
 AB9271.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9271
 AB9271.The Laplace correction was computed from DEFLEC99 derived deflections.
 AB9271
 AB9271.The ellipsoidal height was determined by GPS observations
 AB9271.and is referenced to NAD 83.
 AB9271
 AB9271
 AB9271;                    North         East     Units Scale Factor Converg.
 AB9271;UTM  20      - 1,696,549.193   672,611.329   MT  0.99996850   +0 25 31.7
 AB9271
 AB9271!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9271!UTM  20      -   1.00000533  x   0.99996850  =   0.99997383
 AB9271
 AB9271                          SUPERSEDED SURVEY CONTROL
 AB9271
 AB9271  NAD 83(1996)-  15 20 23.22618(N)    061 23 31.34731(W) AD(       ) 1
 AB9271  ELLIP H (12/09/96)  -33.840  (m)                       GP(       ) 1 1
 AB9271
 AB9271.Superseded values are not recommended for survey control.
 AB9271.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9271.See file dsdata.txt to determine how the superseded data were derived.
 AB9271
 AB9271_U.S. NATIONAL GRID SPATIAL ADDRESS: 20PPB7261196549(NAD 83)
 AB9271_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9271_SETTING: 32 = SET IN A RETAINING WALL OR CONCRETE LEDGE
 AB9271_SP_SET: CULVERT
 AB9271_STAMPING: TDCF A 1996
 AB9271_MARK LOGO: NGS   
 AB9271_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9271_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9271+STABILITY: SURFACE MOTION
 AB9271_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9271+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9271
 AB9271  HISTORY     - Date     Condition        Report By
 AB9271  HISTORY     - 1996     MONUMENTED       NGS
 AB9271
 AB9271                          STATION DESCRIPTION
 AB9271
 AB9271'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9271'THE STATION IS LOCATED AT CANEFIELD AIRPORT ON THE WEST COAST OF
 AB9271'DOMINICA, 2 MI (3.2 KM) NORTH FROM ROSEAU, 15 MI (24.1 KM) SOUTHEAST
 AB9271'FROM PORTSMOUTH.  CALL AIRPORT MANAGER DON CORRIETTE, CANEFIELD
 AB9271'AIRPORT, ROSEAU, DOMINICA, PHONE (809) 449-1990, FAX (809) 409-2020,
 AB9271'AND VINCENT ROBINSON, PRINCIPAL LAND /ENGINEERING SURVEYOR, MINISTRY
 AB9271'OF COMMUNICATIONS, WORKS AND HOUSING, ROSEAU, DOMINICA, PHONE (809)
 AB9271'448-8933, IN ADVANCE OF OPERATIONS TO ARRANGE FOR AIRPORT ACCESS AND
 AB9271'LOGISTICS ASSISTANCE.  TO REACH THE STATION FROM THE SECURITY GATE AT
 AB9271'THE NORTH END OF CANEFIELD AIRPORT TERMINAL BUILDING, GO WEST ACROSS
 AB9271'APRON FOR 120 FT (36.6 M) TO DITCH AT EDGE OF APRON.  TURN RIGHT AND
 AB9271'GO NORTH ALONG DITCH FOR 85 FT (25.9 M) TO STATION IN TOP CENTER OF 9
 AB9271'INCH X 6.6 FT (2.0 M) X 3.4 FT (1.0 M) HIGH CONCRETE CULVERT. LOCATED
 AB9271'168.2 FT (51.3 M) NORTHWEST FROM CENTER OF SECURITY GATE AT NORTH END
 AB9271'OF TERMINAL, 60.8 FT (18.5 M) SOUTH FROM CENTERLINE OF NORTHERN
 AB9271'TAXIWAY, AND 49.9 FT (15.2 M) EAST FROM EAST EDGE OF SINGLE RUNWAY.
1        National Geodetic Survey,   Retrieval Date = MARCH  2, 2009
 AB9269 ***********************************************************************
 AB9269  DESIGNATION -  TDPD A
 AB9269  PID         -  AB9269
 AB9269  COUNTRY     -  DOMINICA
 AB9269  USGS QUAD   -  
 AB9269
 AB9269                         *CURRENT SURVEY CONTROL
 AB9269  ___________________________________________________________________
 AB9269* NAD 83(2007)-  15 32 47.70953(N)    061 18 00.25564(W)     ADJUSTED  
 AB9269* LOCAL TIDAL -        11.0    (meters)      36.     (feet)  GPS OBS   
 AB9269  ___________________________________________________________________
 AB9269  EPOCH DATE  -        2002.00
 AB9269  X           -   2,951,557.952 (meters)                     COMP
 AB9269  Y           -  -5,391,146.759 (meters)                     COMP
 AB9269  Z           -   1,698,437.027 (meters)                     COMP
 AB9269  LAPLACE CORR-          -1.51  (seconds)                    DCAR97
 AB9269  ELLIP HEIGHT-         -26.975 (meters)          (02/10/07) ADJUSTED
 AB9269  GEOID HEIGHT-         -40.23  (meters)                     CARIB97
 AB9269
 AB9269  ------- Accuracy Estimates (at 95% Confidence Level in cm) --------
 AB9269  Type    PID    Designation                      North   East  Ellip
 AB9269  -------------------------------------------------------------------
 AB9269  NETWORK AB9269 TDPD A                            1.00   8.72   5.39
 AB9269  -------------------------------------------------------------------
 AB9269
 AB9269.The horizontal coordinates were established by GPS observations
 AB9269.and adjusted by the National Geodetic Survey in February 2007.
 AB9269
 AB9269.The datum tag of NAD 83(2007) is equivalent to NAD 83(NSRS2007).
 AB9269.See www.ngs.noaa.gov/NationalReadjustment for more information.
 AB9269.The horizontal coordinates are valid at the epoch date displayed above.
 AB9269.The epoch date for horizontal control is a decimal equivalence
 AB9269.of Year/Month/Day.
 AB9269
 AB9269.The orthometric height was determined by GPS observations and a
 AB9269.high-resolution geoid model.
 AB9269
 AB9269.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9269
 AB9269.The Laplace correction was computed from DEFLEC99 derived deflections.
 AB9269
 AB9269.The ellipsoidal height was determined by GPS observations
 AB9269.and is referenced to NAD 83.
 AB9269
 AB9269
 AB9269;                    North         East     Units Scale Factor Converg.
 AB9269;UTM  20      - 1,719,507.297   682,305.621   MT  1.00001104   +0 27 20.7
 AB9269
 AB9269!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9269!UTM  20      -   1.00000424  x   1.00001104  =   1.00001528
 AB9269
 AB9269:                Primary Azimuth Mark                     Grid Az
 AB9269:UTM  20      -  TDPD C                                   069 27 33.0
 AB9269
 AB9269|---------------------------------------------------------------------|
 AB9269| PID    Reference Object                     Distance      Geod. Az  |
 AB9269|                                                           dddmmss.s |
 AB9269| AB9674 TDPD C                              APPROX. 0.7 KM 0695453.7 |
 AB9269| AB9673 TDPD B                              APPROX. 0.7 KM 2503947.1 |
 AB9269|---------------------------------------------------------------------|
 AB9269
 AB9269                          SUPERSEDED SURVEY CONTROL
 AB9269
 AB9269  NAD 83(1996)-  15 32 47.70851(N)    061 18 00.25897(W) AD(       ) A
 AB9269  ELLIP H (12/09/96)  -26.936  (m)                       GP(       ) 1 1
 AB9269
 AB9269.Superseded values are not recommended for survey control.
 AB9269.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 AB9269.See file dsdata.txt to determine how the superseded data were derived.
 AB9269
 AB9269_U.S. NATIONAL GRID SPATIAL ADDRESS: 20PPC8230619507(NAD 83)
 AB9269_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9269_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
 AB9269_STAMPING: TDPD A 1996
 AB9269_MARK LOGO: NGS   
 AB9269_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9269_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9269+STABILITY: SURFACE MOTION
 AB9269_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9269+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9269
 AB9269  HISTORY     - Date     Condition        Report By
 AB9269  HISTORY     - 1996     MONUMENTED       NGS
 AB9269
 AB9269                          STATION DESCRIPTION
 AB9269
 AB9269'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9269'THE STATION IS LOCATED AT MELVILLE HALL AIRPORT ON THE NORTHEAST COAST
 AB9269'OF DOMINICA, 17 MI (27.4 KM) NORTHEAST FROM ROSEAU, 1.2 MI (1.9 KM)
 AB9269'NORTHWEST FROM MARIGOT.  CONTACT WELCH RICHARDS, MINISTER OF
 AB9269'COMMUNICATIONS, WORKS AND HOUSING, MELVILLE HALL AIRPORT, ROSEAU,
 AB9269'DOMINICA, PHONE (809) 445-7101, FAX (809) 445-7405, AND VINCENT
 AB9269'ROBINSON, PRINCIPAL LAND /ENGINEERING SURVEYOR, MINISTRY OF
 AB9269'COMMUNICATIONS, WORKS AND HOUSING, ROSEAU, DOMINICA, PHONE (809)
 AB9269'448-8933, IN ADVANCE OF OPERATIONS TO ARRANGE FOR AIRPORT ACCESS AND
 AB9269'LOGISTICS ASSISTANCE.  TO REACH THE STATION FROM THE MELVILLE HALL
 AB9269'CONTROL TOWER, GO NORTH ACROSS APRON FOR 170 FT (51.8 M) TO EDGE OF
 AB9269'APRON.  CONTINUE NORTH ACROSS GRASS ISLAND FOR 150 FT (45.7 M) TO
 AB9269'STATION.  LOCATED 174.5 FT (53.2 M) WEST-NORTHWEST FROM CENTER OF
 AB9269'STONE CULVERT, 124.5 FT (37.9 M) EAST-NORTHEAST FROM NORTHEAST EDGE OF
 AB9269'TAXIWAY AT HOLD BAR, 83.0 FT (25.3 M) SOUTH FROM EDGE OF RUNWAY, 50 FT
 AB9269'(15.2 M) NORTH-NORTHWEST FROM CENTERLINE OF DRAINAGE DITCH, AND IS
 AB9269'PROTECTED BY THREE PVC WITNESS POSTS PROJECTING 1 FT (0.3 M) ABOVE
 AB9269'GROUND IN A TRIANGULAR PATTERN SURROUNDING THE MONUMENT.  THIS STATION
 AB9269'IS THE PACS STATION AT MELVILLE HALL AIRPORT.
1        National Geodetic Survey,   Retrieval Date = MARCH  2, 2009
 AB9673 ***********************************************************************
 AB9673  DESIGNATION -  TDPD B
 AB9673  PID         -  AB9673
 AB9673  COUNTRY     -  DOMINICA
 AB9673  USGS QUAD   -  
 AB9673
 AB9673                         *CURRENT SURVEY CONTROL
 AB9673  ___________________________________________________________________
 AB9673* NAD 83(1996)-  15 32 39.98660(N)    061 18 22.95597(W)     ADJUSTED  
 AB9673* LOCAL TIDAL -        21.6    (meters)      71.     (feet)  GPS OBS   
 AB9673  ___________________________________________________________________
 AB9673  X           -   2,951,000.071 (meters)                     COMP
 AB9673  Y           -  -5,391,536.337 (meters)                     COMP
 AB9673  Z           -   1,698,211.176 (meters)                     COMP
 AB9673  LAPLACE CORR-          -1.34  (seconds)                    DCAR97
 AB9673  ELLIP HEIGHT-         -16.358 (meters)          (01/06/97) ADJUSTED
 AB9673  GEOID HEIGHT-         -40.20  (meters)                     CARIB97
 AB9673  HORZ ORDER  -  FIRST
 AB9673  ELLP ORDER  -  FIFTH     CLASS I
 AB9673
 AB9673.The horizontal coordinates were established by GPS observations
 AB9673.and adjusted by the National Geodetic Survey in January 1997.
 AB9673
 AB9673.The orthometric height was determined by GPS observations and a
 AB9673.high-resolution geoid model.
 AB9673
 AB9673.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9673
 AB9673.The Laplace correction was computed from DEFLEC99 derived deflections.
 AB9673
 AB9673.The ellipsoidal height was determined by GPS observations
 AB9673.and is referenced to NAD 83.
 AB9673
 AB9673
 AB9673;                    North         East     Units Scale Factor Converg.
 AB9673;UTM  20      - 1,719,264.550   681,631.095   MT  1.00000801   +0 27 14.4
 AB9673
 AB9673!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9673!UTM  20      -   1.00000257  x   1.00000801  =   1.00001058
 AB9673
 AB9673:                Primary Azimuth Mark                     Grid Az
 AB9673:UTM  20      -  TDPD A                                   070 12 26.6
 AB9673
 AB9673|---------------------------------------------------------------------|
 AB9673| PID    Reference Object                     Distance      Geod. Az  |
 AB9673|                                                           dddmmss.s |
 AB9673| AB9269 TDPD A                              APPROX. 0.7 KM 0703941.0 |
 AB9673|---------------------------------------------------------------------|
 AB9673
 AB9673                          SUPERSEDED SURVEY CONTROL
 AB9673
 AB9673.No superseded survey control is available for this station.
 AB9673
 AB9673_U.S. NATIONAL GRID SPATIAL ADDRESS: 20PPC8163119265(NAD 83)
 AB9673_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9673_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
 AB9673_STAMPING: TDPD B 1996
 AB9673_MARK LOGO: NGS   
 AB9673_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9673_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9673+STABILITY: SURFACE MOTION
 AB9673_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9673+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9673
 AB9673  HISTORY     - Date     Condition        Report By
 AB9673  HISTORY     - 1996     MONUMENTED       NGS
 AB9673
 AB9673                          STATION DESCRIPTION
 AB9673
 AB9673'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9673'THE STATION IS LOCATED AT MELVILLE HALL AIRPORT ON THE NORTHEAST COAST
 AB9673'OF DOMINICA, 17 MI (27.4 KM) NORTHEAST FROM ROSEAU, 1.2 MI (1.9 KM)
 AB9673'NORTHWEST FROM MARIGOT.  CONTACT WELCH RICHARDS, MINISTER OF
 AB9673'COMMUNICATIONS, WORKS AND HOUSING, MELVILLE HALL AIRPORT, ROSEAU,
 AB9673'DOMINICA, PHONE (809) 445-7101, FAX (809) 445-7405 IN ADVANCE OF
 AB9673'OPERATIONS FOR AIRPORT ACCESS.  CONTACT VINCENT ROBINSON, PRINCIPAL
 AB9673'LAND/ENGINEERING SURVEYOR, MINISTRY OF COMMUNICATIONS, WORKS AND
 AB9673'HOUSING, ROSEAU, DOMINICA, PHONE (809) 448-8933 FOR DOMINICA SURVEY
 AB9673'RECORDS.  TO REACH THE STATION FROM THE MELVILLE HALL CONTROL TOWER,
 AB9673'GO NORTH ACROSS APRON AND GRASS ISLAND FOR 400 FT (121.9 M) TO RUNWAY
 AB9673'09-27.  TURN LEFT AND GO WEST ALONG RUNWAY FOR 0.44 MI (0.71 KM) TO
 AB9673'END OF RUNWAY AND STATION ON LEFT.  LOCATED 230.4 FT (70.2 M)
 AB9673'SOUTHEAST FROM CENTER OF GATE (NUMBER 3) AT WEST END OF AIRPORT, 93.0
 AB9673'FT (28.3 M) NORTH FROM BOUNDARY FENCE, 52.7 FT (16.1 M) SOUTH FROM
 AB9673'SOUTHWEST CORNER OF RUNWAY 09, AND IS SURROUNDED BY THREE PVC PIPES
 AB9673'PROJECTING 1 FT (0.3 M) ABOVE GROUND IN A TRIANGULAR PATTERN AROUND
 AB9673'THE MONUMENT.  THIS STATION IS A SACS STATION AT MELVILLE HALL
 AB9673'AIRPORT.
1        National Geodetic Survey,   Retrieval Date = MARCH  2, 2009
 AB9674 ***********************************************************************
 AB9674  DESIGNATION -  TDPD C
 AB9674  PID         -  AB9674
 AB9674  COUNTRY     -  DOMINICA
 AB9674  USGS QUAD   -  
 AB9674
 AB9674                         *CURRENT SURVEY CONTROL
 AB9674  ___________________________________________________________________
 AB9674* NAD 83(1996)-  15 32 55.94477(N)    061 17 37.02243(W)     ADJUSTED  
 AB9674* LOCAL TIDAL -         3.2    (meters)      10.     (feet)  GPS OBS   
 AB9674  ___________________________________________________________________
 AB9674  X           -   2,952,129.019 (meters)                     COMP
 AB9674  Y           -  -5,390,748.236 (meters)                     COMP
 AB9674  Z           -   1,698,678.823 (meters)                     COMP
 AB9674  LAPLACE CORR-          -1.68  (seconds)                    DCAR97
 AB9674  ELLIP HEIGHT-         -34.694 (meters)          (01/06/97) ADJUSTED
 AB9674  GEOID HEIGHT-         -40.25  (meters)                     CARIB97
 AB9674  HORZ ORDER  -  FIRST
 AB9674  ELLP ORDER  -  FIFTH     CLASS I
 AB9674
 AB9674.The horizontal coordinates were established by GPS observations
 AB9674.and adjusted by the National Geodetic Survey in January 1997.
 AB9674
 AB9674.The orthometric height was determined by GPS observations and a
 AB9674.high-resolution geoid model.
 AB9674
 AB9674.The X, Y, and Z were computed from the position and the ellipsoidal ht.
 AB9674
 AB9674.The Laplace correction was computed from DEFLEC99 derived deflections.
 AB9674
 AB9674.The ellipsoidal height was determined by GPS observations
 AB9674.and is referenced to NAD 83.
 AB9674
 AB9674
 AB9674;                    North         East     Units Scale Factor Converg.
 AB9674;UTM  20      - 1,719,765.938   682,995.888   MT  1.00001416   +0 27 27.1
 AB9674
 AB9674!             -  Elev Factor  x  Scale Factor =   Combined Factor
 AB9674!UTM  20      -   1.00000546  x   1.00001416  =   1.00001962
 AB9674
 AB9674:                Primary Azimuth Mark                     Grid Az
 AB9674:UTM  20      -  TDPD A                                   249 27 32.8
 AB9674
 AB9674|---------------------------------------------------------------------|
 AB9674| PID    Reference Object                     Distance      Geod. Az  |
 AB9674|                                                           dddmmss.s |
 AB9674| AB9269 TDPD A                              APPROX. 0.7 KM 2495459.9 |
 AB9674|---------------------------------------------------------------------|
 AB9674
 AB9674                          SUPERSEDED SURVEY CONTROL
 AB9674
 AB9674.No superseded survey control is available for this station.
 AB9674
 AB9674_U.S. NATIONAL GRID SPATIAL ADDRESS: 20PPC8299619766(NAD 83)
 AB9674_MARKER: DH = HORIZONTAL CONTROL DISK
 AB9674_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
 AB9674_STAMPING: TDPD C 1996
 AB9674_MARK LOGO: NGS   
 AB9674_MAGNETIC: N = NO MAGNETIC MATERIAL
 AB9674_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
 AB9674+STABILITY: SURFACE MOTION
 AB9674_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 AB9674+SATELLITE: SATELLITE OBSERVATIONS - 1996
 AB9674
 AB9674  HISTORY     - Date     Condition        Report By
 AB9674  HISTORY     - 1996     MONUMENTED       NGS
 AB9674
 AB9674                          STATION DESCRIPTION
 AB9674
 AB9674'DESCRIBED BY NATIONAL GEODETIC SURVEY 1996 (AJL)
 AB9674'THE STATION IS LOCATED AT MELVILLE HALL AIRPORT ON THE NORTHEAST COAST
 AB9674'OF DOMINICA, 17 MI (27.4 KM) NORTHEAST FROM ROSEAU, 1.2 MI (1.9 KM)
 AB9674'NORTHWEST FROM MARIGOT.  CONTACT WELCH RICHARDS, MINISTER OF
 AB9674'COMMUNICATIONS, WORKS AND HOUSING, MELVILLE HALL AIRPORT, ROSEAU,
 AB9674'DOMINICA, PHONE (809) 445-7101, FAX (809) 445-7405 IN ADVANCE OF
 AB9674'OPERATIONS FOR AIRPORT ACCESS.  CONTACT VINCENT ROBINSON, PRINCIPAL
 AB9674'LAND/ENGINEERING SURVEYOR, MINISTRY OF COMMUNICATIONS, WORKS AND
 AB9674'HOUSING, ROSEAU, DOMINICA, PHONE (809) 448-8933 FOR DOMINICA SURVEY
 AB9674'RECORDS.  TO REACH THE STATION FROM THE MELVILLE HALL CONTROL TOWER,
 AB9674'GO NORTH ACROSS APRON AND GRASS ISLAND FOR 400 FT (121.9 M) TO RUNWAY
 AB9674'09-27.  TURN RIGHT AND GO EAST ALONG RUNWAY FOR 0.44 MI (0.71 KM) TO
 AB9674'END OF RUNWAY AND STATION ON RIGHT.  LOCATED 129.7 FT (39.5 M)
 AB9674'NORTHEAST FROM WINDSOCK, 81.7 FT (24.9 M) SOUTH FROM SOUTHEAST CORNER
 AB9674'OF RUNWAY 27, 35.9 FT (10.9 M) WEST FROM BOUNDARY FENCE, AND IS
 AB9674'SURROUNDED BY THREE PVC PIPES PROJECTING 1 FT (0.3 M) ABOVE GROUND IN
 AB9674'A TRIANGULAR PATTERN AROUND THE MONUMENT.  THIS STATION IS A SACS
 AB9674'STATION AT MELVILLE HALL AIRPORT.

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