I0110 over MAIN ST. ON RAMP


+30.45169, -91.18040
30°27'06" N, 91°10'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0110 over MAIN ST. ON RAMP
Structure number:611704509200786
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:59.1 ft. [18.0 m]
Total length:337.0 ft. [102.7 m]
Roadway width between curbs:17.1 ft. [5.2 m]
Deck width edge-to-edge:22.6 ft. [6.9 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:13°
Owner:State Highway Agency [01]
Year built:1963
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:7
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2017 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,830 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:89.8 tons [81.6 metric tons]
Inventory rating:52.9 tons [48.1 metric tons]
Sufficiency rating:82.3

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201782.3FairSatisfactoryGoodGoodFO8830
May 201581.2FairFairGoodGoodFO8830
July 201381.3FairFairGoodGoodFO8390
September 201281.3FairFairGoodGoodFO7960
September 201178.3FairFairVery GoodGoodFO8170
September 201078.0FairFairVery GoodGoodFO10930
September 200879.1GoodGoodVery GoodVery GoodFO9750
September 200687.2FairSatisfactoryVery GoodVery Good-7850
September 200487.3FairSatisfactoryVery GoodVery Good-7050
September 200287.3FairSatisfactoryVery GoodVery Good-7000
August 200089.4FairSatisfactoryVery GoodVery Good-6219
August 199891.4FairSatisfactoryVery GoodVery Good-6030
August 199691.2FairSatisfactoryVery GoodVery Good-5475
August 199491.2FairSatisfactoryVery GoodVery Good-6848
August 199291.1FairSatisfactoryVery GoodVery Good-7345
August 199091.1FairSatisfactoryVery GoodVery Good-7345