IH 43 NB over USH 12


+42.67420, -88.52181
42°40'27" N, 88°31'19" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:IH 43 NB over USH 12
Structure number:B64006400000000
Location:1.9M N JCT STH 67 TO N
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:90.9 ft. [27.7 m]
Total length:340.6 ft. [103.8 m]
Roadway width between curbs:50.9 ft. [15.5 m]
Deck width edge-to-edge:54.1 ft. [16.5 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:25°
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:4
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: April 2015 

Status:Open, no restriction [A]
Average daily traffic:11,550 [as of 2013]
Truck traffic:16% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:53.9 tons [49.0 metric tons]
Inventory rating:32.1 tons [29.2 metric tons]
Sufficiency rating:82.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201582.5Not deficientFairFairFair11550
April 201393.6Not deficientFairSatisfactorySatisfactory11900
June 201192.7Not deficientFairSatisfactorySatisfactory9300
June 200994.7Not deficientSatisfactorySatisfactoryGood9700
June 200794.7Not deficientSatisfactorySatisfactoryGood9700
July 200594.7Not deficientSatisfactorySatisfactoryGood9700
July 200394.7Not deficientSatisfactorySatisfactorySatisfactory9700
August 200194.3Not deficientSatisfactorySatisfactorySatisfactory8510
June 199994.4Not deficientSatisfactoryGoodSatisfactory7320
November 199793.9Not deficientSatisfactoryVery GoodGood13000
March 199693.9Not deficientSatisfactoryVery GoodGood13000
February 199593.8Not deficientGoodVery GoodGood13000
March 199494.6Not deficientGoodVery GoodGood2820
March 199294.6Not deficientSatisfactoryVery GoodSatisfactory2820
February 199194.6Not deficientSatisfactoryVery GoodSatisfactory2820