US 67 / IL 100 over ILLINOIS RIVER


+40.01385, -90.44592
40°00'50" N, 90°26'45" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 67 / IL 100 over ILLINOIS RIVER
Structure number:009000100000000
Old structure number:000009000101961 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:540.1 ft. [164.6 m]
Total length:3624.2 ft. [1104.6 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Vertical clearance below bridge:49.9 ft. [15.2 m]
Owner:State Highway Agency [01]
Year built:1955
Year reconstructed:1985
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:5
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2015 

Status:Open, no restriction [A]
Average daily traffic:6,350 [as of 2013]
Truck traffic:15% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:49.9 tons [45.4 metric tons]
Inventory rating:29.6 tons [26.9 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:36.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$21,584,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201536.8Structurally deficientSatisfactoryPoorSatisfactory6350
July 20149.0Structurally deficientSatisfactoryCriticalSatisfactory6350
July 201340.3Structurally deficientSatisfactoryPoorSatisfactory6350
July 201240.2Structurally deficientSatisfactoryPoorFair6300
July 201140.2Structurally deficientSatisfactoryPoorFair6300
June 201040.2Structurally deficientSatisfactoryPoorFair6500
July 200940.2Structurally deficientSatisfactoryPoorFair6500
June 200751.1Not deficientGoodFairFair6800
June 200551.1Not deficientVery GoodFairFair6600
May 200351.1Not deficientVery GoodFairSatisfactory6700
May 200151.1Not deficientVery GoodFairSatisfactory6700
May 200040.2Structurally deficientVery GoodPoorFair8500
June 199940.2Structurally deficientVery GoodPoorFair8500
June 199840.2Structurally deficientGoodPoorSatisfactory6700
June 199740.2Structurally deficientGoodPoorSatisfactory6700
July 199640.2Structurally deficientVery GoodPoorFair6200
February 199662.1Not deficientGoodSatisfactorySatisfactory6200
February 199460.1Not deficientVery GoodGoodGood6900
March 199260.1Not deficientVery GoodGoodGood6000