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SR 536 over SKAGIT RIVER

Map

Coordinates:
+48.42167, -122.34133
48°25'18" N, 122°20'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 536 over SKAGIT RIVER
Structure number:0004400A0000000
Location:4.7 E JCT SR 20
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:160.1 ft. [48.8 m]
Total length:674.9 ft. [205.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:34.8 ft. [10.6 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Vertical clearance below bridge:9.8 ft. [3.0 m]
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Movable - Swing [17]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:19,045 [as of 2012]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:59.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$8,100,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactorySatisfactoryGood1904559.3
June 2015FairSatisfactorySatisfactoryGood1904559.0
June 2013FairSatisfactorySatisfactoryGood1904557.2
June 2011FairSatisfactorySatisfactoryGood2194154.9
October 2009PoorSeriousSatisfactoryGood2148453.9
May 2007FairFairSatisfactoryGood1992859.2
July 2005FairSatisfactorySatisfactoryGood1992858.4
July 2004FairSatisfactorySatisfactoryGood1992858.4
November 2003FairSatisfactorySatisfactoryGood1992853.6
December 2002FairSatisfactorySatisfactoryGood1992853.6
August 2001FairSatisfactorySatisfactoryGood1992857.4
November 2000FairSatisfactorySatisfactoryGood1992857.4
June 1999FairSatisfactorySatisfactoryGood1992854.0
April 1997FairSatisfactorySatisfactoryGood1992854.0
February 1996FairSatisfactorySatisfactoryGood1992854.0
December 1994FairSatisfactorySatisfactoryGood1992854.0
June 1993FairSatisfactorySatisfactoryGood1725054.6
June 1992PoorSeriousSatisfactoryGood1725049.0