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SE 122ND AVE over B-99 OVER JOHNSON CREEK

Map 

Coordinates:
+45.47389, -122.53580
45°28'26" N, 122°32'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SE 122ND AVE over B-99 OVER JOHNSON CREEK
Structure number:51C20 000
Location:00.4 MI S OF FOSTER ROAD
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:17.1 ft. [5.2 m]
Total length:108.9 ft. [33.2 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1959
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 13.5 / H 15 [2]
Number of main spans:7
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2014 

Status:Posted for load [P]
Average daily traffic:2,119 [as of 2010]
Truck traffic:2% 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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:37.0 tons [33.6 metric tons]
Inventory rating:27.9 tons [25.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:56.8
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$605,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201456.8Functionally obsoleteSatisfactorySatisfactoryFair2119
July 201259.8Functionally obsoleteSatisfactorySatisfactoryFair2119
August 201059.8Functionally obsoleteSatisfactorySatisfactoryFair2119
January 200970.3Functionally obsoleteSatisfactorySatisfactorySatisfactory2119
September 200670.3Functionally obsoleteSatisfactorySatisfactorySatisfactory2037
October 200470.0Functionally obsoleteGoodGoodSatisfactory2037
September 200272.1Not deficientGoodGoodSatisfactory1978
September 200072.1Not deficientVery GoodVery GoodSatisfactory1920
April 199972.1Not deficientVery GoodVery GoodSatisfactory1920
March 199772.1Not deficientVery GoodVery GoodSatisfactory1920
April 199572.4Not deficientVery GoodVery GoodSatisfactory1040
May 199372.4Not deficientVery GoodVery GoodSatisfactory1040
June 199183.4Not deficientVery GoodGoodSatisfactory250
July 198972.2Not deficientVery GoodGoodSatisfactory1000