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Mount Si Road Bridge

King County, Washington

Map 

Street View 

Facts 

Overview
Parker through truss bridge over Middle Fork Snoqualmie River on Mount Si Road
Location
King County, Washington
Status
Open to traffic
History
Built 2008
Builders
- ABKJ Inc. of Seattle, Washington & Bangalore/Bengaluru, Karnataka, Republic of India (Design Engineer)
- Mowat Construction Co. of Woodinville, Washington (Contractor)
Design
Parker through truss
2009: American Institute of Steel Construction Merit Award - Medium Span
Dimensions
Length of largest span: 240.2 ft.
Total length: 365.2 ft.
Deck width: 40.0 ft.
Approximate latitude, longitude
+47.48667, -121.76000   (decimal degrees)
47°29'12" N, 121°45'36" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/593411/5259993 (zone/easting/northing)
Quadrangle map:
North Bend
Average daily traffic (as of 2016)
3,300
Inventory number
BH 52054 (Bridgehunter.com ID)
Inspection report (as of September 2018)
Overall condition: Good
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 66.5 (out of 100)
View more at BridgeReports.com

Categories 

8-panel truss (511)
ABKJ Inc. (2)
Award Winning (5)
Bolted (26)
Built 2008 (61)
Built during 2000s (725)
Have street view (28,893)
King County, Washington (216)
Modern (2,673)
Mowat Construction Co. (16)
 Open (40,968)
Owned by county (21,607)
Parker through truss (1,406)
Parker truss (1,801)
Snoqualmie River (17)
Span length 175-250 feet (2,058)
Through truss (16,751)
Total length 250-500 feet (5,506)
Truss (35,423)
Washington (1,380)

Update Log 

  • April 12, 2012: Essay added by Mike Goff

Sources 

Comments 

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