CTH NN EB over USH 12


+42.66970, -88.51830
42°40'11" N, 88°31'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:CTH NN EB over USH 12
Structure number:B64004500000000
Location:0.2M E JCT CTH H
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:96.1 ft. [29.3 m]
Total length:370.1 ft. [112.8 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:31°
Owner:State Highway Agency [01]
Year built:1968
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:Bituminous [6]

Latest Available Inspection: April 2015 

Status:Open, no restriction [A]
Average daily traffic:5,100 [as of 2013]
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:52.1 tons [47.4 metric tons]
Inventory rating:30.3 tons [27.5 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:58.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,184,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201558.0Structurally deficientPoorPoorPoor5100
April 201358.2Structurally deficientPoorPoorPoor2700
May 201155.4Structurally deficientPoorPoorPoor2700
May 200971.4Structurally deficientPoorFairFair2800
May 200771.4Structurally deficientPoorFairFair2800
July 200571.4Structurally deficientPoorFairFair3800
July 200384.4Not deficientFairSatisfactorySatisfactory3800
October 200285.4Not deficientSatisfactorySatisfactorySatisfactory3800
February 200185.2Not deficientSatisfactorySatisfactorySatisfactory3800
September 199985.3Not deficientSatisfactorySatisfactorySatisfactory3200
November 199785.4Not deficientSatisfactoryGoodSatisfactory2220
March 199685.4Not deficientSatisfactorySatisfactorySatisfactory2220
February 199585.7Not deficientGoodGoodGood2220
March 199485.7Not deficientGoodGoodGood2220
March 199285.7Not deficientSatisfactoryVery GoodSatisfactory2220
February 199185.7Not deficientSatisfactoryVery GoodSatisfactory2220