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Tunnel (AQ130)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: aq130.ttl

Name

Tunnel

Kind

FeatureType

Definition

An underground passage that is open at both ends and usually contains a land transportation route (for example: a road and/or a railway).

Description

Commonly used to pass through a hill or mountain, or under a river or road. May also provide underground passage in a mine.

Accepted

2013-10-18

Geometry

point, curve, surface

Subtype of

ZI028 Feature Entity

Attributes

• AIP Angle Of Intended Passage — multiplicity 0..1; datatype AngleMeasureMeta
• BCC Bypass Condition — multiplicity 0..1; datatype Tunnel_bypassConditionMeta; values: BCC_1 Easy, BCC_2 Difficult, BCC_3 Impossible
• CAA Controlling Authority — multiplicity 0..1; datatype Tunnel_controllingAuthorityMeta; values: CAA_17 Public, CAA_3 Private
• CAI Controlling Authority Identification — multiplicity 0..*; datatype CharacterStringMeta
• TCS Cross-sectional Profile — multiplicity 0..1; datatype Tunnel_crossSectionalProfileMeta; values: TCS_1 Arch, TCS_2 Box, TCS_3 Semicircular
• DZC Deck Count — multiplicity 0..1; datatype IntegerMeta
• DZP Deepest Depth Below Surface Level — multiplicity 0..1; datatype MeasureMeta
• COS Facility Operational Status — multiplicity 0..1; datatype Tunnel_facilityOperationalStatusMeta; values: COS_13 Operational, COS_14 Partially Operational, COS_4 Non-operational, COS_6 Planned, COS_8 Not in Operation, COS_9 Temporarily Non-operational
• HST Hazard Shelter Intended Use — multiplicity 0..*; datatype Tunnel_hazardShelterIntendedUseMeta; values: HST_1 Bomb Shelter, HST_2 Fallout Shelter, HST_3 Storm Shelter
• HGT Height Above Surface Level — multiplicity 0..1; datatype HeightMeasureMeta
• HCA Horizontal Clearance — multiplicity 0..1; datatype MeasureIntervalMeta
• LEA Least Depth Below Surface Level — multiplicity 0..1; datatype MeasureMeta
• AZC Man-made — multiplicity 0..1; datatype BooleanMeta
• MVC Maximum Vertical Clearance — multiplicity 0..1; datatype MeasureMeta
• MOS Monitored — multiplicity 0..1; datatype BooleanMeta
• OHC Overhead Clearance — multiplicity 0..1; datatype MeasureMeta
• TRA Pedestrian Traversable — multiplicity 0..1; datatype BooleanMeta
• PRM Permanent — multiplicity 0..1; datatype BooleanMeta
• PCF Physical Condition — multiplicity 0..1; datatype Tunnel_physicalConditionMeta; values: PCF_1 Construction, PCF_2 Intact, PCF_3 Unmaintained, PCF_4 Damaged, PCF_5 Dismantled, PCF_6 Destroyed
• HCC Restricted Horizontal Clearance — multiplicity 0..1; datatype BooleanMeta
• WD2 Route Total Usable Width — multiplicity 0..1; datatype MeasureIntervalMeta
• SHC Safe Horizontal Clearance — multiplicity 0..1; datatype MeasureMeta
• MCC Structural Material Type — multiplicity 0..*; datatype Tunnel_structMatTypeMeta; values: MCC_104 Soil, MCC_108 Stone, MCC_16 Clay, MCC_21 Concrete, MCC_46 Gravel, MCC_5 Asphalt, MCC_57 Macadam, MCC_62 Masonry, MCC_7 Bedrock, MCC_77 Prestressed Concrete, MCC_83 Reinforced Concrete, MCC_84 Rock, MCC_88 Sand, MCC_9 Brick
• LOC Vertical Relative Location — multiplicity 0..1; datatype Tunnel_verticalRelativeLocationMeta; values: LOC_17 On Waterbody Bottom, LOC_23 Below Waterbody Bottom, LOC_40 Below Ground Surface, LOC_46 Above Waterbody Bottom

Associations

• RailwayTunnel → AN010 Railway (0..*)
• TunnelHydroVertPositioningInfo → ZI025 Hydrographic Vertical Positioning Information (0..1)

Inverse associations

• containedTaxiway (inverse of TaxiwayTunnel) → GB075 Taxiway (0..*)

RWOI terms naming it

• RWO_03915 Tunnel
• RWO_05253 Underpass

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.