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Downtown Seattle Transit Tunnel

Downtown Seattle Transit Tunnel
media credits (ID:460651)

General Information

Beginning of works: 6 March 1987
Completion: 15 September 1990
Status: in use

Project Type

Structure: Tunnel
Function / usage: original use:
Road tunnel
current use:
Metro tunnel / subway tunnel

Location

Location: , , ,
Part of:
Coordinates: 47° 36' 48.48" N    122° 19' 55.47" W
Coordinates: 47° 35' 44.90" N    122° 19' 41.43" W
Show coordinates on a map

Technical Information

Dimensions

length 2.1 km
number of tracks 2 x 1
number of tubes 2
track gauge 1 435 mm

Design Loads

operating speed 48 km/h

Participants

Operator

Relevant Web Sites

  • About this
    data sheet
  • Structure-ID
    20051296
  • Published on:
    04/01/2010
  • Last updated on:
    09/12/2024
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