I0310 over ICG.RR, RAMP E,F,&H, LA4


+29.95406, -90.36736
29°57'15" N, 90°22'02" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0310 over ICG.RR, RAMP E,F,&H, LA4
Structure number:024504503606221
Location:5.14 MI S I-10, I-310 JCT
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:266.1 ft. [81.1 m]
Total length:5145.3 ft. [1568.2 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:82.0 ft. [25.0 m]
Vertical clearance below bridge:24.0 ft. [7.3 m]
Owner:State Highway Agency [01]
Year built:1983
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:50,500 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:50.5 tons [45.9 metric tons]
Inventory rating:30.7 tons [27.9 metric tons]
Sufficiency rating:80.9

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201580.9FairGoodSatisfactorySatisfactory-50500
September 201380.9FairGoodSatisfactorySatisfactory-49000
October 201180.9FairGoodSatisfactorySatisfactory-41500
November 200980.9GoodGoodGoodGood-37600
August 200780.9GoodGoodVery GoodVery Good-34900
February 200580.9GoodGoodVery GoodVery Good-31900
March 200183.7GoodGoodVery GoodVery Good-35868
August 199583.7GoodGoodGoodVery Good-35868