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]

Latest Available Inspection: March 2014 

Status:Open, no restriction [A]
Average daily traffic:14,800 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:89.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201489.8Not deficientFairGoodGood14800
March 201289.8Not deficientFairGoodGood14800
June 200989.3Not deficientSatisfactoryGoodGood18140
June 200789.4Not deficientSatisfactoryGoodGood17960
February 200789.6Not deficientSatisfactoryGoodGood17437
February 200589.6Not deficientSatisfactorySatisfactoryGood17437
February 200389.6Not deficientGoodGoodGood17437
February 200190.0Not deficientGoodGoodGood16670
20000.0Not applicable---109300
February 199964.0Functionally obsoleteGoodGoodGood35000
February 199765.0Functionally obsoleteGoodGoodGood29500
February 199565.0Functionally obsoleteGoodGoodGood29500
February 199366.0Functionally obsoleteGoodGoodGood29500
February 199166.0Functionally obsoleteGoodGoodGood28400