I0010 over I-10 OVER US 90(CHEF HWY


+30.00858, -90.01420
30°00'31" N, 90°00'51" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0010 over I-10 OVER US 90(CHEF HWY
Structure number:023604509010042
Location:I-10 OVER US 90
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:75.1 ft. [22.9 m]
Total length:1267.1 ft. [386.2 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:44.3 ft. [13.5 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1967
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:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:64,080 [as of 2015]
Truck traffic:20% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:71.3 tons [64.8 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:51.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,941,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201551.0Structurally deficientGoodPoorGood64080
July 201451.0Structurally deficientGoodPoorGood63060
August 201367.0Functionally obsoleteGoodFairGood62040
August 201267.0Functionally obsoleteGoodFairGood54840
September 201078.0Functionally obsoleteGoodSatisfactoryGood54840
September 200878.0Functionally obsoleteGoodSatisfactoryGood41940
August 200678.0Functionally obsoleteGoodSatisfactoryGood65040
March 200478.0Functionally obsoleteGoodSatisfactoryGood64260
October 200078.0Functionally obsoleteGoodSatisfactoryGood50078
June 199878.0Functionally obsoleteGoodSatisfactoryGood50078
July 199580.0Not deficientGoodSatisfactoryGood65610
July 199280.0Not deficientGoodGoodGood61183
March 199080.0Not deficientGoodGoodGood61183