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174TH AVE over JOHNSON CREEK

Map

Coordinates:
+45.48638, -122.48500
45°29'11" N, 122°29'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:174TH AVE over JOHNSON CREEK
Structure number:25T16 000 00223
Location:022 MI S FAP 24
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:28.9 ft. [8.8 m]
Total length:105.0 ft. [32.0 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1950
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:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,814 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:45.9 tons [41.7 metric tons]
Inventory rating:27.9 tons [25.4 metric tons]
Sufficiency rating:58.7
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$523,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201658.7FairFairFairFairFO7814
July 201458.7FairFairFairFairFO7814
July 201270.9FairSatisfactorySatisfactorySatisfactoryFO7814
August 201070.9FairSatisfactorySatisfactorySatisfactoryFO7814
October 200870.9GoodGoodGoodGoodFO7814
June 200671.0GoodGoodGoodGoodFO7512
September 200470.7GoodGoodGoodGoodFO7512
July 200270.7GoodGoodGoodGoodFO7512
May 200070.7GoodGoodGoodGoodFO7290
July 199870.7GoodGoodGoodGoodFO7290
May 199670.7GoodGoodGoodGoodFO7290
June 199470.9GoodGoodGoodGoodFO7290
May 199270.8GoodGoodGoodGoodFO6600
May 199070.8GoodGoodGoodGoodFO6600