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SW 56TH AVE over B-70 OVER FANNO CREEK

Map

Coordinates:
+45.46949, -122.73730
45°28'10" N, 122°44'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SW 56TH AVE over B-70 OVER FANNO CREEK
Structure number:25B70 000 00000
Location:N OF HWY 10
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:24.9 ft. [7.6 m]
Total length:26.9 ft. [8.2 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Owner:City or Municipal Highway Agency [04]
Year built:1980
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:321 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 assessed or calculated scour condition. [5]
Operating rating:67.9 tons [61.7 metric tons]
Inventory rating:40.9 tons [37.2 metric tons]
Sufficiency rating:89.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201689.0GoodGoodGoodGood-321
September 201489.0GoodGoodGoodGood-321
September 201289.0GoodGoodGoodGood-321
October 201089.0GoodGoodGoodGood-321
January 200989.0GoodGoodGoodGood-321
September 200689.1GoodGoodGoodGood-309
October 200489.1GoodVery GoodGoodVery Good-309
September 200289.1GoodVery GoodVery GoodVery Good-309
May 200089.2GoodVery GoodVery GoodVery Good-300
May 199889.2GoodVery GoodVery GoodVery Good-300
December 199789.2GoodVery GoodVery GoodVery Good-300
January 199689.2GoodVery GoodExcellentVery Good-300
February 199489.8GoodVery GoodExcellentVery Good-300
March 199289.8GoodVery GoodExcellentVery Good-300
April 199082.7GoodVery GoodVery GoodVery Good-1109