I-5 (HWY 001) CON over I-5 NB TO I-405 SB


+45.50451, -122.67431
45°30'16" N, 122°40'28" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-5 (HWY 001) CON over I-5 NB TO I-405 SB
Structure number:08958E001C30306
Purpose:Carries highway overpass (third level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:191.0 ft. [58.2 m]
Total length:2457.1 ft. [748.9 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:37.4 ft. [11.4 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Owner:State Highway Agency [01]
Year built:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:11
Main spans material:Steel continuous [4]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,600 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:32.8 tons [29.8 metric tons]
Inventory rating:25.3 tons [23.0 metric tons]
Sufficiency rating:78.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201678.0FairSatisfactoryGoodGood-17600
March 201489.8FairFairGoodGood-14800
March 201289.8FairFairGoodGood-14800
June 200989.3FairSatisfactoryGoodGood-18140
June 200789.4FairSatisfactoryGoodGood-17960
February 200789.6FairSatisfactoryGoodGood-17437
February 200589.6FairSatisfactorySatisfactoryGood-17437
February 200389.6GoodGoodGoodGood-17437
February 200190.0GoodGoodGoodGood-16670
February 199964.0GoodGoodGoodGoodFO35000
February 199765.0GoodGoodGoodGoodFO29500
February 199565.0GoodGoodGoodGoodFO29500
February 199366.0GoodGoodGoodGoodFO29500
February 199166.0GoodGoodGoodGoodFO28400