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I-5 (HWY 001) over WILLAMETTE RIVER MARQUAM

Map

Coordinates:
+45.50676, -122.67095
45°30'24" N, 122°40'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-5 (HWY 001) over WILLAMETTE RIVER MARQUAM
Structure number:08328 001 30038
Location:1.1 MI S OF BURNSIDE BR
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:440.0 ft. [134.1 m]
Total length:1044.0 ft. [318.2 m]
Roadway width between curbs:113.9 ft. [34.7 m]
Deck width edge-to-edge:168.0 ft. [51.2 m]
Vertical clearance above deck:15.4 ft. [4.7 m]
Vertical clearance below bridge:71.9 ft. [21.9 m]
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Truss - Deck [09]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:88,500 [as of 2014]
Truck traffic:9% 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
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]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:70.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201570.0FairSatisfactorySatisfactoryFair-88500
June 201370.0FairSatisfactorySatisfactoryFair-88600
June 201270.0FairSatisfactorySatisfactoryFair-88600
May 201081.0FairSatisfactorySatisfactoryGood-135900
July 200954.0PoorSatisfactoryPoorGoodSD135900
July 200754.0PoorSatisfactoryPoorGoodSD135600
July 200481.0FairSatisfactorySatisfactoryGood-136600
July 200281.0GoodGoodGoodGood-140900
July 200081.0GoodGoodVery GoodGood-134700
July 199881.0GoodGoodVery GoodGood-131800
July 199681.0GoodGoodVery GoodGood-121800
July 199481.0GoodGoodVery GoodGood-101900
July 199280.0GoodGoodVery GoodGood-101900
July 199063.0GoodGoodVery GoodGoodFO101900