STH 181 SB-N 76TH over CNW RR

Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:STH 181 SB-N 76TH over CNW RR
Structure number:B40038000000000
Location:1.0M S JCT STH 100 TO N
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:60.0 ft. [18.3 m]
Total length:161.8 ft. [49.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance below bridge:23.3 ft. [7.1 m]
Skew angle:33°
Owner:State Highway Agency [01]
Year built:1969
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: September 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:15,821 [as of 2014]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:66.4 tons [60.4 metric tons]
Inventory rating:39.2 tons [35.6 metric tons]
Sufficiency rating:79.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,288,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201679.0FairFairGoodSatisfactoryFO15821
September 201480.2FairSatisfactoryGoodGoodFO14100
September 201280.0FairSatisfactoryGoodGoodFO14100
September 201097.0FairSatisfactoryGoodGood-11900
October 200897.0FairSatisfactoryVery GoodGood-11900
October 200697.0FairSatisfactorySatisfactorySatisfactory-18200
October 200497.0FairSatisfactorySatisfactorySatisfactory-18200
October 200297.0FairSatisfactorySatisfactorySatisfactory-18200
November 200097.0FairSatisfactorySatisfactorySatisfactory-18200
July 199997.0FairSatisfactorySatisfactorySatisfactory-42300
August 199893.0FairSatisfactorySatisfactorySatisfactoryFO42300
April 199693.0FairVery GoodSatisfactorySatisfactoryFO42300
February 199697.0FairGoodGoodSatisfactory-42300
January 199596.0FairFairGoodSatisfactory-42300
February 199494.0PoorPoorGoodSatisfactorySD16020
February 199394.0PoorPoorSatisfactorySatisfactorySD16020
April 199194.0PoorPoorSatisfactorySatisfactorySD16020