Transbay Tube

URI: https://gptkb.org/entity/Transbay_Tube
GPTKB entity
Statements (23)
Predicate Object
gptkbp:instanceOf gptkb:underwater_rail_tunnel
gptkbp:connects gptkb:Oakland
gptkb:San_Francisco
gptkbp:constructionStartYear 1969
gptkbp:crosses gptkb:San_Francisco_Bay
gptkbp:depthBelowWater 135 feet
gptkbp:engineeredFor gptkb:Parsons_Brinckerhoff-Tudor-Bechtel
gptkbp:hasEmergencyWalkway yes
gptkbp:length 3.6 miles
gptkbp:location gptkb:San_Francisco_Bay
gptkbp:material gptkb:steel
concrete
gptkbp:notableEvent survived 1989 Loma Prieta earthquake
gptkbp:numberOfTracks 2
gptkbp:opened 1974
gptkbp:operatedBy gptkb:BART
gptkbp:ownedBy gptkb:San_Francisco_Bay_Area_Rapid_Transit_District
gptkbp:partOf gptkb:Bay_Area_Rapid_Transit_system
gptkbp:purpose rail transit
gptkbp:serves gptkb:commuter_rail
gptkbp:bfsParent gptkb:Bay_Area_Rapid_Transit
gptkbp:bfsLayer 5
https://www.w3.org/2000/01/rdf-schema#label Transbay Tube