+45.53486, -122.66676
45°32'05" N, 122°40'00" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:WILLIAMS AVE over HWY 1 I-5
Structure number:08575Q001 30233
Location:0.8 MI N OF BURNSIDE BR
Purpose:Carries highway overpass over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:96.1 ft. [29.3 m]
Total length:188.0 ft. [57.3 m]
Roadway width between curbs:44.6 ft. [13.6 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:61°
Owner:State Highway Agency [01]
Year built:1963
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:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2015 

Status:Open, no restriction [A]
Average daily traffic:16,994 [as of 2010]
Truck traffic:16% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:49.9 tons [45.4 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Sufficiency rating:74.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201574.0Not deficientSatisfactorySatisfactorySatisfactory16994
February 201374.0Not deficientSatisfactorySatisfactorySatisfactory16994
February 201174.0Not deficientSatisfactorySatisfactorySatisfactory16994
February 200974.0Not deficientSatisfactorySatisfactoryGood16994
February 200777.1Not deficientSatisfactorySatisfactoryGood16336
February 200576.9Not deficientGoodSatisfactoryGood15860
February 200376.9Not deficientGoodSatisfactoryGood15860
February 200175.4Not deficientGoodSatisfactoryGood12200
February 199975.4Not deficientGoodSatisfactoryGood12200
February 199781.6Not deficientGoodSatisfactoryGood12200
February 199576.8Functionally obsoleteGoodSatisfactoryGood12200
February 199379.9Not deficientGoodSatisfactoryGood12200
February 199180.9Not deficientGoodSatisfactoryGood12300