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468TH AVE SE over S FK SNOQUALMIE RIVER

Map

Coordinates:
+47.45390, -121.71647
47°27'14" N, 121°42'59" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:468TH AVE SE over S FK SNOQUALMIE RIVER
Structure number:087188000000000
Location:1.0 MI S OF I-90
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:205.1 ft. [62.5 m]
Total length:212.9 ft. [64.9 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:38.7 ft. [11.8 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Owner:County Highway Agency [02]
Year built:2004
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,509 [as of 2016]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:78.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$6,779,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodGoodVery GoodVery Good150978.8
May 2015GoodGoodVery GoodVery Good101880.5
May 2013GoodGoodVery GoodVery Good93881.3
June 2011GoodGoodVery GoodVery Good93881.3
June 2009GoodGoodVery GoodVery Good147076.3
June 2007GoodVery GoodVery GoodVery Good147076.3
June 2005GoodVery GoodVery GoodVery Good147076.3
October 2004GoodVery GoodVery GoodVery Good147076.3