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OLD HWY 99 NORTH over SAMISH RIVER

Map

Coordinates:
+48.54579, -122.33814
48°32'45" N, 122°20'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OLD HWY 99 NORTH over SAMISH RIVER
Structure number:080501000000000
Location:2.6 N JCT COOK RD.
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:142.1 ft. [43.3 m]
Total length:384.9 ft. [117.3 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Vertical clearance above deck:14.4 ft. [4.4 m]
Owner:County Highway Agency [02]
Year built:1934
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
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: March 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:3,700 [as of 2017]
Truck traffic:13% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:63.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$5,698,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018PoorSeriousSatisfactorySatisfactory370063.5
March 2016PoorSeriousSatisfactorySatisfactory389463.2
March 2014PoorSeriousSatisfactorySatisfactory389463.2
March 2012PoorSeriousSatisfactorySatisfactory389463.2
April 2010PoorSeriousSatisfactorySatisfactory387863.2
April 2008PoorSeriousSatisfactorySatisfactory387863.2
March 2006FairFairSatisfactorySatisfactory387867.4
May 2004FairFairSatisfactorySatisfactory492866.5
April 2002FairFairFairSatisfactory492854.7
May 2000FairFairGoodSatisfactory492866.5
May 1998FairFairGoodSatisfactory492869.5
March 1996FairFairGoodSatisfactory492856.0
June 1994FairGoodGoodSatisfactory300054.0
February 1992FairGoodGoodSatisfactory300054.0