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N.E. 92ND AVE. over B-85 X COLUMBIA SLOUGH

Map

Coordinates:
+45.56847, -122.56738
45°34'06" N, 122°34'03" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:N.E. 92ND AVE. over B-85 X COLUMBIA SLOUGH
Structure number:25T13 000
Location:0.2 MI N OF COLUMBIA BLVD
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:21.0 ft. [6.4 m]
Total length:63.0 ft. [19.2 m]
Roadway width between curbs:24.3 ft. [7.4 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Skew angle:10°
Owner:City or Municipal Highway Agency [04]
Year built:1961
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:3
Main spans material:Prestressed concrete [5]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:218 [as of 2010]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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: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 with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:82.8 tons [75.3 metric tons]
Inventory rating:49.9 tons [45.4 metric tons]
Sufficiency rating:80.5

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201680.5FairGoodGoodFair-218
July 201491.5FairGoodGoodSatisfactory-218
July 201291.5FairGoodGoodSatisfactory-218
August 201091.5FairGoodSatisfactorySatisfactory-218
November 200896.0FairGoodSatisfactorySatisfactory-218
June 200699.0FairGoodSatisfactoryGood-210
September 200498.0FairSatisfactoryGoodGood-210
July 200298.0GoodGoodGoodGood-204
May 200098.0FairVery GoodSatisfactoryVery Good-200
October 199898.0GoodVery GoodGoodVery Good-200
November 199699.0GoodVery GoodGoodVery Good-50
December 199499.0GoodVery GoodGoodVery Good-50
January 199398.0GoodVery GoodVery GoodGood-200
February 199197.0FairVery GoodGoodSatisfactory-200