Share:

CASCADE RIVER RD over SKAGIT RIVER

Map

Coordinates:
+48.52667, -121.43000
48°31'36" N, 121°25'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CASCADE RIVER RD over SKAGIT RIVER
Structure number:082288000000000
Location:0.03 E JCT SR 20
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:279.9 ft. [85.3 m]
Total length:662.1 ft. [201.8 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:22.0 ft. [6.7 m]
Vertical clearance above deck:17.7 ft. [5.4 m]
Owner:County Highway Agency [02]
Year built:1930
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel [3]
Main spans 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:Fair
Status:Open, no restriction [A]
Average daily traffic:556 [as of 2017]
Truck traffic:6% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:55.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$20,429,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairSatisfactorySatisfactoryGood55655.9
March 2016FairSatisfactorySatisfactoryGood58555.6
March 2014FairSatisfactoryGoodGood58555.6
March 2012FairSatisfactoryGoodGood58555.6
March 2010FairSatisfactoryGoodGood54255.8
March 2008FairSatisfactoryGoodGood58555.6
March 2006FairSatisfactoryGoodGood58555.6
May 2004FairSatisfactoryGoodGood51055.8
April 2002FairSatisfactoryGoodGood51054.8
May 2000FairSatisfactoryGoodGood51055.8
May 1998FairSatisfactorySatisfactoryGood51055.8
June 1996FairSatisfactorySatisfactoryGood51064.7
May 1994FairSatisfactorySatisfactoryGood22060.3
April 1992FairSatisfactorySatisfactoryGood46847.1