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TUCANNON ROAD over TUCANNON RIVER

Columbia County, Washington

Map

Coordinates:
+46.40961, -117.73844
46°24'35" N, 117°44'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TUCANNON ROAD over TUCANNON RIVER
Structure number:083435000000000
Location:2.86 SE JCT SR126
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:59.1 ft. [18.0 m]
Total length:60.0 ft. [18.3 m]
Roadway width between curbs:26.6 ft. [8.1 m]
Deck width edge-to-edge:26.6 ft. [8.1 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1968
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Corrugated Steel [6]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2099

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:200 [as of 2019]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Sufficiency rating:69.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2099FairSatisfactorySatisfactoryFair20069.9
October 2017FairSatisfactorySatisfactoryFair20069.9
October 2015FairFairSatisfactoryFair20073.3
October 2013FairFairSatisfactoryFair20073.3
October 2011FairFairSatisfactoryFair20073.3
March 2010FairFairSatisfactoryFair20073.3
April 2008FairFairSatisfactoryFair20073.3
June 2006FairFairSatisfactoryFair20073.3
April 2004FairFairSatisfactoryFair20073.3
March 2002FairFairSatisfactorySatisfactory20084.3
April 2000FairFairSatisfactorySatisfactory20086.8
February 1998GoodGoodGoodGood20080.8
April 1995GoodGoodGoodGood20080.3
April 1993GoodGoodGoodGood20080.3
March 1990GoodVery GoodVery GoodVery Good15082.6