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174TH AVE over JOHNSON CREEK

Map 

Coordinates:
+45.48638, -122.48500
45°29'11" N, 122°29'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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 2014 

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]
Evaluation:Functionally obsolete [2]
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. ratingEvaluationDeckSuper.Sub.ADT
July 201458.7Functionally obsoleteFairFairFair7814
July 201270.9Functionally obsoleteSatisfactorySatisfactorySatisfactory7814
August 201070.9Functionally obsoleteSatisfactorySatisfactorySatisfactory7814
October 200870.9Functionally obsoleteGoodGoodGood7814
June 200671.0Functionally obsoleteGoodGoodGood7512
September 200470.7Functionally obsoleteGoodGoodGood7512
July 200270.7Functionally obsoleteGoodGoodGood7512
May 200070.7Functionally obsoleteGoodGoodGood7290
July 199870.7Functionally obsoleteGoodGoodGood7290
May 199670.7Functionally obsoleteGoodGoodGood7290
June 199470.9Functionally obsoleteGoodGoodGood7290
May 199270.8Functionally obsoleteGoodGoodGood6600
May 199070.8Functionally obsoleteGoodGoodGood6600