SW 4TH AVE over HWY 61


+45.50633, -122.68201
45°30'23" N, 122°40'55" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SW 4TH AVE over HWY 61
Structure number:09155 061 00088
Location:0.3 MI S OF SW PARK
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:111.2 ft. [33.9 m]
Total length:263.5 ft. [80.3 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:50.5 ft. [15.4 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:35°
Owner:State Highway Agency [01]
Year built:1964
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:3
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015 

Status:Open, no restriction [A]
Average daily traffic:6,965 [as of 2010]
Truck traffic:6% 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: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:44.9 tons [40.8 metric tons]
Inventory rating:34.5 tons [31.4 metric tons]
Sufficiency rating:91.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201591.3Not deficientSatisfactorySatisfactorySatisfactory6965
July 201391.3Not deficientSatisfactorySatisfactorySatisfactory6965
July 201191.6Not deficientSatisfactorySatisfactorySatisfactory6965
May 201091.6Not deficientGoodSatisfactorySatisfactory6965
May 200893.3Not deficientGoodSatisfactorySatisfactory6965
May 200696.4Not deficientSatisfactorySatisfactoryGood6695
May 200485.3Not deficientSatisfactoryFairGood6500
March 200289.6Not deficientSatisfactoryGoodGood99060
March 200069.8Not deficientGoodGoodGood76200
20000.0Not applicable---71000
March 199874.6Functionally obsoleteGoodGoodGood19400
March 199677.1Not deficientGoodGoodGood19400
March 199477.1Not deficientGoodGoodGood19400
March 199279.1Not deficientSatisfactorySatisfactoryGood19400
March 199081.2Not deficientSatisfactorySatisfactoryVery Good19300