Share:

SE 45TH AVE over B-90 OVER JOHNSON CREEK

Map 

Coordinates:
+45.46188, -122.61667
45°27'43" N, 122°37'00" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SE 45TH AVE over B-90 OVER JOHNSON CREEK
Structure number:51C04 000 00001
Location:SE PORTLAND FAU 9704
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:40.0 ft. [12.2 m]
Total length:43.0 ft. [13.1 m]
Roadway width between curbs:38.4 ft. [11.7 m]
Deck width edge-to-edge:50.5 ft. [15.4 m]
Owner:City or Municipal Highway Agency [04]
Year built:1927
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Concrete [1]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:13,279 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:31.9 tons [29.0 metric tons]
Inventory rating:18.9 tons [17.2 metric tons]
Sufficiency rating:72.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201572.2Not deficientGoodSatisfactorySatisfactory13279
May 201372.2Not deficientGoodGoodGood13279
May 201172.2Not deficientGoodGoodGood13279
May 200972.2Not deficientGoodGoodGood13279
July 200772.3Not deficientGoodGoodGood12765
April 200572.3Not deficientVery GoodGoodVery Good12765
March 200372.1Not deficientVery GoodVery GoodVery Good12765
March 200172.2Not deficientVery GoodVery GoodVery Good12393
November 199972.2Not deficientVery GoodVery GoodVery Good12150
December 199793.9Not deficientVery GoodVery GoodVery Good15005
January 199695.2Not deficientGoodVery GoodVery Good12700
February 199495.1Not deficientGoodVery GoodVery Good12700
March 199290.9Not deficientGoodGoodGood13900
April 199089.9Not deficientVery GoodGoodVery Good13900