Bridgehunter.com | Battery Street Tunnel

Share:

Photos

Approach View Of South Tunnel Portal, Looking East From Southbound Lanes.

Photo taken by Historic American Engineering Record

Overview: Tunnel under city streets on WA 99 in Seattle
Location: King County, Washington
Status: Open to traffic
History: Built 1954
Design: Tunnel
Dimensions: Total length: 2,140.2 ft. (0.4 mi.)
Approximate latitude, longitude: +47.61892, -122.34361 (decimal degrees)
47°37'08" N, 122°20'37" W (degrees°minutes'seconds")
Approximate UTM coordinates: 10/549322/5274154 (zone/easting/northing)
USGS topographic map: Seattle South
Inventory number: BH 34261 (Bridgehunter.com ID)
Inspection (as of 03/2011): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 66.0 (out of 100)
Average daily traffic (as of 2010): 33,600