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    SSM     GUILDFORD 1
    Alternate names : Map ref.: GUILDFORD BG34 4.7
    APREF/NGCA codes: Database number : 103787
    Stamp name:      GLFD1 Date established :   01/01/1969
    Physical status : located (De Nada Engineering & Lan)Phys. status date :  03/06/2022
    Physical type :    brass plaqueHatch cover type : metal
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.47038Easting (m) :   398055.218
    Longitude :  E 115 55 19.17087Northing (m) :  6470958.564
    Convergence :       -0 34 10.53
    Point scale factor : 0.99972817
    Coordinate date :       07/05/2020
    Horizontal method :   Geodetic-TerrestrialCadastral connection : Exists
    Relative horiz. accuracy :       30ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.025 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.026
    Semi-minor axis (m) : 0.024
    Azimuth of semi-major axis (m) : 102 43 31
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59964.087
    Northing (m) :  370051.788
    Convergence :       0 3 20.33
    Point scale factor : 1.00000028
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         28.855Height date :          04/05/2000
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA2020 ellipsoidal height (m) : -3.231N-Value (m) :          -32.086
    Geoid model :         AusGeoid2020
    ** Derived GDA2020 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic
    Mark to hatch cover :  0.3
    Mark to ground level : 
    RM Info** Warning: RM azimuths and coordinates are unverified
    ** Azimuth, distance and height difference are relative to main mark
    RM1 Phys. status : destroyed Date :   01/04/1989
    Phys. type :    Set in :
    Azimuth :           0 0 0Type :   Estimated Azimuth (unreliable)
    Distance (m) :    0.000Type :   
    Height diff. (m) : 0.000Type :   
    RM to GL (m) :   0.300
    RM2 Phys. status : destroyed Date :   01/04/1989
    Phys. type :    spikeSet in : concrete
    Azimuth :           184 37 59Type :   True azimuth
    Distance (m) :    2.777Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   0.300
    RM3 Phys. status : damaged Date :   01/04/1989
    Phys. type :    spikeSet in : concrete
    Azimuth :           277 7 10Type :   True azimuth
    Distance (m) :    3.740Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   0.300
    RM4 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           45 53 27Type :   True azimuth
    Distance (m) :    1.564Type :   Horizontal
    Height diff. (m) : 0.162Type :   Spirit Levelling
    RM to GL (m) :   0.200
    RM5 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           187 22 47Type :   True azimuth
    Distance (m) :    3.147Type :   Horizontal
    Height diff. (m) : -0.128Type :   Spirit Levelling
    RM to GL (m) :   None
    RM6 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           277 30 57Type :   True azimuth
    Distance (m) :    3.746Type :   Horizontal
    Height diff. (m) : 0.004Type :   Spirit Levelling
    RM to GL (m) :   0.300
    RM Position Information** Warning: RM coordinates should be verified prior to use
    ** Coordinates are calculated from reference observations
    ** Coordinate accuracies commensurate with related observations
    RM1
    Geographical Coordinates:No current GDA2020 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM2
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.56024Easting (m) :   398055.021
    Longitude :  E 115 55 19.16233Northing (m) :  6470955.795
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59963.860
    Northing (m) :  370049.020
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM3
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.45533Easting (m) :   398051.503
    Longitude :  E 115 55 19.02965Northing (m) :  6470958.991
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59960.376
    Northing (m) :  370052.255
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM4
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.43504Easting (m) :   398056.330
    Longitude :  E 115 55 19.21360Northing (m) :  6470959.663
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59965.211
    Northing (m) :  370052.875
    Height Information
    Vertical datum :   AHD71
    Height (m) :         29.017
    RM5
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.57170Easting (m) :   398054.845
    Longitude :  E 115 55 19.15549Northing (m) :  6470955.440
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59963.679
    Northing (m) :  370048.667
    Height Information
    Vertical datum :   AHD71
    Height (m) :         28.727
    RM6
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 53 33.45447Easting (m) :   398051.500
    Longitude :  E 115 55 19.02955Northing (m) :  6470959.017
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   59960.373
    Northing (m) :  370052.281
    Height Information
    Vertical datum :   AHD71
    Height (m) :         28.859
    Cadastral Connection Fieldbooks
    LG 103261
    LG 105410
    LG 105453
    LG 116924
    LG 123099
    LG 129011
    LG 150636
    MWB 9278
    Special Notes
    Unknown DateOrig RMs1&2 are gone RM3 is damaged replaced by RM6.
    ATRF 2014
    GDA2020 coordinates are equivalent to ATRF2014@2020.0. ATRF2014 coordinates can be determined by application of the Australian Plate Motion Model. For general and technical information on GDA2020 see http://www.icsm.gov.au/gda2020 and ATRF2014 see http://www.icsm.gov.au/australian-terrestrial-reference-frame.
    View the graphic summary
    SSM     GUILDFORD 1
    Alternate names : Map ref.: GUILDFORD BG34 4.7
    APREF/NGCA codes: Database number : 103787
    Stamp name:      GLFD1 Date established :   01/01/1969
    Physical status : located (De Nada Engineering & Lan)Phys. status date :  03/06/2022
    Physical type :    brass plaqueHatch cover type : metal
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.51914Easting (m) :   398054.218
    Longitude :  E 115 55 19.13224Northing (m) :  6470957.053
    Convergence :       -0 34 10.55
    Point scale factor : 0.99972817
    Coordinate date :       09/10/2000
    Horizontal method :   Geodetic-TerrestrialCadastral connection : Exists
    Relative horiz. accuracy :       30ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.019 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.020
    Semi-minor axis (m) : 0.018
    Azimuth of semi-major axis (m) : 95 0 0
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59963.070
    Northing (m) :  270050.287
    Convergence :       0 3 20.31
    Point scale factor : 1.00000028
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         28.855Height date :          04/05/2000
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA94 ellipsoidal height (m) : -3.172N-Value (m) :          -32.027
    Geoid model :         AUSGeoid09 V1.01
    ** Derived GDA94 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic
    Mark to hatch cover :  0.3
    Mark to ground level : 
    RM Info** Warning: RM azimuths and coordinates are unverified
    ** Azimuth, distance and height difference are relative to main mark
    RM1 Phys. status : destroyed Date :   01/04/1989
    Phys. type :    Set in :
    Azimuth :           0 0 0Type :   Estimated Azimuth (unreliable)
    Distance (m) :    0.000Type :   
    Height diff. (m) : 0.000Type :   
    RM to GL (m) :   0.300
    RM2 Phys. status : destroyed Date :   01/04/1989
    Phys. type :    spikeSet in : concrete
    Azimuth :           184 37 59Type :   True azimuth
    Distance (m) :    2.777Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   0.300
    RM3 Phys. status : damaged Date :   01/04/1989
    Phys. type :    spikeSet in : concrete
    Azimuth :           277 7 10Type :   True azimuth
    Distance (m) :    3.740Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   0.300
    RM4 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           45 53 27Type :   True azimuth
    Distance (m) :    1.564Type :   Horizontal
    Height diff. (m) : 0.162Type :   Spirit Levelling
    RM to GL (m) :   0.200
    RM5 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           187 22 47Type :   True azimuth
    Distance (m) :    3.147Type :   Horizontal
    Height diff. (m) : -0.128Type :   Spirit Levelling
    RM to GL (m) :   None
    RM6 Phys. status : located (Automated Surveys Pty. Lt)Date :   12/05/2011
    Phys. type :    spikeSet in : concrete
    Azimuth :           277 30 57Type :   True azimuth
    Distance (m) :    3.746Type :   Horizontal
    Height diff. (m) : 0.004Type :   Spirit Levelling
    RM to GL (m) :   0.300
    RM Position Information** Warning: RM coordinates should be verified prior to use
    ** Coordinates are calculated from reference observations
    ** Coordinate accuracies commensurate with related observations
    RM1
    Geographical Coordinates:No current GDA94 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM2
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.60900Easting (m) :   398054.021
    Longitude :  E 115 55 19.12370Northing (m) :  6470954.283
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59962.843
    Northing (m) :  270047.519
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM3
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.50409Easting (m) :   398050.503
    Longitude :  E 115 55 18.99102Northing (m) :  6470957.479
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59959.359
    Northing (m) :  270050.754
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM4
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.48380Easting (m) :   398055.330
    Longitude :  E 115 55 19.17497Northing (m) :  6470958.152
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59964.194
    Northing (m) :  270051.374
    Height Information
    Vertical datum :   AHD71
    Height (m) :         29.017
    RM5
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.62046Easting (m) :   398053.845
    Longitude :  E 115 55 19.11686Northing (m) :  6470953.929
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59962.663
    Northing (m) :  270047.166
    Height Information
    Vertical datum :   AHD71
    Height (m) :         28.727
    RM6
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 53 33.50323Easting (m) :   398050.500
    Longitude :  E 115 55 18.99092Northing (m) :  6470957.506
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   59959.357
    Northing (m) :  270050.781
    Height Information
    Vertical datum :   AHD71
    Height (m) :         28.859
    Cadastral Connection Fieldbooks
    LG 103261
    LG 105410
    LG 105453
    LG 116924
    LG 123099
    LG 129011
    LG 150636
    MWB 9278
    Special Notes
    Unknown DateOrig RMs1&2 are gone RM3 is damaged replaced by RM6.