FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Airport

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
1

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
Airport

NAME (NAME) [String; Yes; 60; Pop_Dep] The name of the licenced civilian Airport (see Geodatabase Rules for population requirements.)

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
- / - / 100

DATA SOURCE (SOURCE) [String; No; 50; Pop_Req] This is the official name of the agency that originally captured the spatial object for the TOPO250K NTDB (For use in TOPO250K only) ; The default value when unknown or not specified in project instructions will be GEOSCIENCE AUSTRALIA.

UNIQUE FEATURE IDENTIFIER (UFI) [String; Yes; 10; Pop_Aut] Alphanumeric feature identifier defined for GEODATA SERIES 2 (For use in TOPO250K only;) (see Section 3 chapter 5.14)

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

701

FEATURE WIDTH (FEATUREWIDTH) [Double; Yes; 8; 4; Pop_Dep]

Currently not used by symbology; 0

ORIENTATION (ORIENTATION) [Short Integer; Yes; 3; Pop_Dep] Orientation in whole degrees from East going anti-clockwise;
Currently not used by symbology; 0

Only operational Aircraft Facilities found in the revision source material supplied for Aircraft Facilities and are clearly visible on imagery, will be included regardless of whether it was shown on/in the base material/digital data. Abandoned facilities will not be shown.

The classification of facilities will be done according to the Enroute Supplement Australia published by Airservices Australia and supplied as revision source material. Only facilities shown as licensed in the Enroute Supplement will be represented using the Airport feature type. If the facility is not listed in the supplement or is listed as unlicensed it will be represented using the Landing Ground feature type.

Only civilian licensed facilities will be named. The name should be that of the airport as signposted. Military aircraft facilities will not be named nor given any other indication of their military nature.

For civilian licensed facilities, the suffix of ‘Airport’ or ‘Aerodrome’ will be included in the name. When unknown the form of suffix used will be that used on/in the base material/digital data (e.g. existing TOPO100K NTDB, previous edition map or state information). If not previously indicated on/in the base material/digital data the default suffix ‘Aerodrome’ will be used.

When supplied with a change guide for aviation the above specifications will be taken into account unless otherwise documented.

The Airport feature will be centred on the longest sealed runway. If no sealed runways exist the Airport feature will be centred over the main unsealed runway.

For Airports the position, length and orientation of sealed runways will be shown. If there are no sealed runways, only the length and orientation of the main unsealed runway will be shown. See Runway centreline feature.  

At 1: 250 000 Helipads will be not be captured when they exist within the boundaries of another Aircraft Facility.

At 1:250 000 runway centrelines for all licenced aircraft facilities will be captured.

Airports cannot overlap; Sea, Perennial Waterbodies,Aquaculture Area

Airports will be named on the map where named in the NTDB.

Military aircraft facilities will be symbolised in the same way as civil facilities and will not be given any indication of their military nature.

Runway Edge, Airport Area, Runway centreline, Taxiway, Heliport, Landing Ground (AircraftFacilityPoints)

Section 1chapter 3.8.1
Section 3 chapters 5.10, 6.6, 6.10  

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Airport Area

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

FEATURE SOURCE (FEATURESOURCE) [String; Yes; 50; Pop_Req]
This primary source used to determine the spatial location of a feature (For use in TOPO100K only;).

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

ATTRIBUTE SOURCE (ATTRIBUTESOURCE) [String; Yes; 50; Pop_Req]
The primary source used to populate the attribute fields of a feature (For use in TOPO100K only;).

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
10 / 40 / -

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

0  

The classification of facilities will be done according to the Enroute Supplement Australia published by Airservices Australia and supplied as revision source material. Only facilities shown as licensed in the Enroute Supplement will be represented using the Airport Area feature type.

Abandoned airports will not be shown.

Tarmacs and Taxiways must be fully contained within the Airport Area feature type.

Airport Area cannot overlap: Aquaculture Area

Airport, Heliport, Landing Ground (Aircraft Facility Points), Landing Ground (Aircraft Facility Area), Tarmac, Runway Edge 

Section 1 chapter 3.8.1
Section 3 chapter 5.10, 5.18, 5.19, 6.6, 6.10

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Heliport

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
2

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
Heliport

NAME (NAME) [String; Yes; 60; Pop_Dep] Name of aircraft facility (see Geodatabase Rules for population requirements.)

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

FEATURE SOURCE (FEATURESOURCE) [String; Yes; 50; Pop_Req]
This primary source used to determine the spatial location of a feature (For use in TOPO100K only;).

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

ATTRIBUTE SOURCE (ATTRIBUTESOURCE) [String; Yes; 50; Pop_Req]
The primary source used to populate the attribute fields of a feature (For use in TOPO100K only;).

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
10 / 40 / 100

DATA SOURCE (SOURCE) [String; No; 50; Pop_Req] This is the official name of the agency that originally captured the spatial object for the TOPO250K NTDB (For use in TOPO250K only) ; The default value when unknown or not specified in project instructions will be GEOSCIENCE AUSTRALIA.

UNIQUE FEATURE IDENTIFIER (UFI) [String; Yes; 10; Pop_Aut] Alphanumeric feature identifier defined for GEODATA SERIES 2 (For use in TOPO250K only;) (see Section 3 chapter 5.14)

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

708
0 -see Geodatabase rules

FEATURE WIDTH (FEATUREWIDTH) [Double; Yes; 8; 4; Pop_Dep]

Currently not used by symbology; 0

ORIENTATION (ORIENTATION) [Short Integer; Yes; 3; Pop_Dep] Orientation in whole degrees from East going anti-clockwise;
Currently not used by symbology; 0

Only operational facilities will be shown. Abandoned facilities will not be shown.

Helipads will be named where named in revision material supplied. The exception is military helipads which will not be named nor given any other indication of their military nature.

At 1:100000 Helipads will be included within the boundaries of another Aircraft facility, a Builtup Area or a Recreation Area Polygon, however it will only be symbolised if space and cartographic generalisation permits.

At 1:250000 Helipads will be not be captured when they exist within the boundaries of another Aircraft Facility, Builtup Area or Recreation Area polygon.

Heliport cannot overlap; Aquaculture Area

Helipads will not be named.

Airport Area,Tarmac, Landing Ground, Taxiway 

Section 1 chapter 3.8.1
Section 3 chapter 6.6, 6.10

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Landing Ground

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
3

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
LandingGround

NAME (NAME) [String; Yes; 60; Pop_Dep] Name of aircraft facility.

Currently not to be populated.

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

FEATURE SOURCE (FEATURESOURCE) [String; Yes; 50; Pop_Req]
This primary source used to determine the spatial location of a feature (For use in TOPO100K only;).

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

ATTRIBUTE SOURCE (ATTRIBUTESOURCE) [String; Yes; 50; Pop_Req]
The primary source used to populate the attribute fields of a feature (For use in TOPO100K only;).

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
10 / 40 / -

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

703

TEXT NOTE (TEXTNOTE) [String; Yes; 50; Pop_Dep] Descriptive note to appear on map. Text Note field should be added when directed in the Geodatabase Rules or if descriptive information is known about a feature that is not covered by any other item in the feature class and expands on the definition of the feature.

Only operational Aircraft Facilities found in the revision source material supplied for Aircraft Facilities and are clearly visible on imagery, will be included regardless of whether it was shown on/in the base material/digital data. Abandoned facilities will not be shown.

The classification of facilities will be done according to the Enroute Supplement Australia published by Airservices Australia and supplied as revision source material. Only facilities shown as licensed in the Enroute Supplement will be represented using the Tarmac feature type. If the facility is not listed in the supplement or is listed as unlicensed it will be represented using the Landing Ground feature type.

Landing Grounds will not be named. Military Landing Grounds will not be given any other indication of their military nature.

The feature and attribute reliabilities will be the date of either the Enroute Supplement Australia, Imagery or the base material/digital data as appropriate.

When supplied with a change guide for aviation the above specifications will be taken into account unless otherwise documented.

Orientation of landing grounds should be checked against imagery whenever possible as it can change over time.

All landing grounds will be labelled with a TextNote "landing ground" 

Landing Ground cannot overlap; Aquaculture Area

For Landing grounds the orientation of the runway will be shown. If there is more than one runway the orientation of the main runway will be shown.

For named Aircraft Facilities, ‘Airport’ or ‘Aerodrome’ will be included in the name. The form used will be that used on the latest previous edition map. If the Aircraft Facility was not previously named ‘Aerodrome’ will be used.

Military aircraft facilities will be symbolised in the same way as civil facilities, but will not be named nor given any other indication of their military nature.

All landing grounds will be labelled with a descriptive note "landing ground"

Runway Edge, Airport Area, Runway centreline, Taxiway , Limit of Data 

Section 1chapter 3.8.1
Section 3 chapters 5.18, 5.19, 6.6, 6.10
Appendix U chapters 2.2.3

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Landing Ground

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
3

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
LandingGround

NAME (NAME) [String; Yes; 60; Pop_Dep] Name of aircraft facility.

Currently not to be populated.

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
- / - / 100

DATA SOURCE (SOURCE) [String; No; 50; Pop_Req] This is the official name of the agency that originally captured the spatial object for the TOPO250K NTDB (For use in TOPO250K only) ; The default value when unknown or not specified in project instructions will be GEOSCIENCE AUSTRALIA.

UNIQUE FEATURE IDENTIFIER (UFI) [String; Yes; 10; Pop_Aut] Alphanumeric feature identifier defined for GEODATA SERIES 2 (For use in TOPO250K only;) (see Section 3 chapter 5.14)

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

703
0 : non printing for landing grounds on very small islands or helipads at 1:100000 where symbolisation can not occur do to rules set out in general notes

FEATURE WIDTH (FEATUREWIDTH) [Double; Yes; 8; 4; Pop_Dep]

Currently not used by symbology; 0

ORIENTATION (ORIENTATION) [Short Integer; Yes; 3; Pop_Dep] Orientation in whole degrees from East going anti-clockwise;
0 - 360

Only operational Aircraft Facilities found in the revision source material supplied for Aircraft Facilities and are clearly visible on imagery, will be included regardless of whether it was shown on/in the base material/digital data. Abandoned facilities will not be shown.

The classification of facilities will be done according to the Enroute Supplement Australia published by Airservices Australia and supplied as revision source material. Only facilities shown as licensed in the Enroute Supplement will be represented using the Airport feature type. If the facility is not listed in the supplement or is listed as unlicensed it will be represented using the Landing Ground feature type.

Landing Grounds will not be named. Military Landing Grounds will not be given any other indication of their military nature.

The feature and attribute reliabilities will be the date of either the Enroute Supplement Australia, Imagery or the base material/digital data as appropriate.

When supplied with a change guide for aviation the above specifications will be taken into account unless otherwise documented.

Orientation of landing grounds should be checked against imagery whenever possible as it can change over time.

Runway centrelines >457 metres (1500 feet) will be captured for Landing Grounds.

For Landing Grounds the orientation of the runway will be shown. If there is more than one runway the orientation of the main runway will be shown.

Landing Ground cannot overlap; Aquaculture Area

Landing Grounds will not be named. Military Landing Grounds will not be given any other indication of their military nature.

For Landing grounds the orientation of the runway will be shown. If there is more than one runway the orientation of the main runway will be shown.

Runway Edge, Airport Area, Runway centreline, Taxiway , Limit of Data 

Section 1chapter 3.8.1
Section 3 chapters 5.9, 6.6, 6.10
Appendix U chapters 2.2.3

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Tarmac

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
1

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
Tarmac

NAME (NAME) [String; Yes; 60; Pop_Dep] Name of aircraft facility (see Geodatabase Rules for population requirements.)

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

FEATURE SOURCE (FEATURESOURCE) [String; Yes; 50; Pop_Req]
This primary source used to determine the spatial location of a feature (For use in TOPO100K only;).

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

ATTRIBUTE SOURCE (ATTRIBUTESOURCE) [String; Yes; 50; Pop_Req]
The primary source used to populate the attribute fields of a feature (For use in TOPO100K only;).

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
10 / 40 / -

UNIQUE FEATURE IDENTIFIER (UFI) [String; Yes; 10; Pop_Aut] Alphanumeric feature identifier defined for GEODATA SERIES 2 (For use in TOPO250K only;) (see Section 3 chapter 5.14)

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

700

TEXT NOTE (TEXTNOTE) [String; Yes; 50; Pop_Dep] Descriptive note to appear on map. Text Note field should be added when directed in the Geodatabase Rules or if descriptive information is known about a feature that is not covered by any other item in the feature class and expands on the definition of the feature.

Only operational Aircraft Facilities found in the revision source material supplied for Aircraft Facilities and are clearly visible on imagery, will be included regardless of whether it was shown on/in the base material/digital data. Abandoned facilities will not be shown.

The classification of facilities will be done according to the Enroute Supplement Australia published by Airservices Australia and supplied as revision source material. Only facilities shown as licensed in the Enroute Supplement will be represented using the Tarmac feature type. If the facility is not listed in the supplement or is listed as unlicensed it will be represented using the Landing Ground feature type.

Only civilian licensed facilities will be named. The name should be that of the airport as signposted. Military aircraft facilities will not be named nor given any other indication of their military nature.

For civilian licensed facilities, the suffix of ‘Airport’ or ‘Aerodrome’ will be included in the name. When unknown the form of suffix used will be that used on/in the base material/digital data (e.g. existing TOPO100K NTDB, previous edition map or state information). If not previously indicated on/in the base material/digital data the default suffix ‘Aerodrome’ will be used.

The feature and attribute reliabilities will be the date of either the Enroute Supplement Australia, Imagery or the base material/digital data as appropriate.

When supplied with a change guide for aviation the above specifications will be taken into account unless otherwise documented.

Tarmacs will be drawn to scale and formed using parallel lines that should give the appearance of right angles at each end.

Tarmacs and Taxiways must be fully contained within the Airport Area feature type.

Tarmac cannot overlap; Aquaculture Area

For named Aircraft Facilities, ‘Airport’ or ‘Aerodrome’ will be included in the name. The form used will be that used on the latest previous edition map. If the Aircraft Facility was not previously named ‘Aerodrome’ will be used.

Military aircraft facilities will be symbolised in the same way as civil facilities, but will not be named nor given any other indication of their military nature.

All tarmacs of licenced aircraft facilities will be drawn to scale and correctly oriented. All Tarmacs should have the appearance that they are formed using parallel lines and right angles at each end.

Runway Edge, Airport Area, Runway centreline, Taxiway , Limit of Data, Landing Ground (AircraftFacillityLines)

Section 1 chapter 3.8.1
Section 3 chapters 5.10, 5.18, 5.19,6.6, 6.10

FEATURE TYPE (FEATURETYPE) [String; No; 32; Pop_Req] The code which identifies the type of topographic feature represented

Taxiway

SUBTYPE NUMBER (TYPE) [Long Integer; No; 5; Pop_Req] The numeric value assigned to sub classify the feature
4

DESCRIPTION OF SUBTYPE (TYPE_DESCRIPTION) [String; No; 32; Pop_Req] The textual description of the subtype classification.
Taxiway

NAME (NAME) [String; Yes; 60; Pop_Dep] Currently not to be populated.

FEATURE RELIABILITY DATE (FEATURERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the spatial object; Date to be adjusted only during spatial change or verification of an existing feature location or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Spatial Verification

FEATURE SOURCE (FEATURESOURCE) [String; Yes; 50; Pop_Req]
This primary source used to determine the spatial location of a feature (For use in TOPO100K only;).

ATTRIBUTE RELIABILITY (ATTRIBUTERELIABILITY) [Date; Yes; 0; 0; 36; Pop_Req]
The reliability date of the attribute object; Date to be adjusted only during attribute change or verification of an existing feature's item values or the capture of a new feature (see Section 1 Chapter 3.6);

Most Recent Reliability Date of Revision Source Material (or Base Material/digitial data for inital capture) used for Attribute Verification.

ATTRIBUTE SOURCE (ATTRIBUTESOURCE) [String; Yes; 50; Pop_Req]
The primary source used to populate the attribute fields of a feature (For use in TOPO100K only;).

PLANIMETRIC ACCURACY (PLANIMETRICACCURACY) [Short Integer; No; 4; Pop_Req] The standard deviation of the horizontal positional accuracy.The default value, when not specified in project instructions, will be as follows;
10 / 40 / -

FEATURE CREATION DATE (CREATIONDATE) [Date; Yes; 0; 0; 36; Pop_Aut] Date of creation of feature in the database. This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

FEATURE RETIREMENT DATE (RETIREMENTDATE) [Date;Yes; 0; 0; 36; Pop_Aut] Date of retirement of feature in the database.This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

PERSISTENT IDENTIFIER (PID) [Long Integer; Yes; 8; Pop_Aut] This field will be entered/edited automatically by GEOSCIENCE AUSTRALIA.

SYMBOL (SYMBOL) [Short Integer; No; 4; Pop_Req] (Link to Symbol Dictionary)Symbol number/s applicable;

709

Sufficient taxiways will be shown to reflect the movement pattern. Select the major through routes within the area whilst avoiding clutter. Where all taxiways can be shown without causing clutter then they shall be shown.

The end nodes of taxiways shall be coincident with a vertex on the perimetre of a AircraftFacilityArea polygon or with a building representing its destination point.

Tarmacs and Taxiways must be fully contained within the Airport Area feature type.

Taxiway cannot overlap; Aquaculture Area

The end nodes of taxiways shall be coincident with a vertex on the perimetre of a AircraftFacilityArea polygon or with a building representing its destination point.

Airport, Heliport, Landing Ground (Aircraft Facility Points), Landing Ground (Aircraft Facility Line), Tarmac, Airport Area, Runway Edge

Section 1 chapter 3.8.1
Section 3 chapter 6.6, 6.10