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 2015 

Status:Open, no restriction [A]
Average daily traffic:8,830 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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:89.1 tons [81.0 metric tons]
Inventory rating:52.5 tons [47.7 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:81.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201581.2Functionally obsoleteFairGoodGood8830
July 201381.3Functionally obsoleteFairGoodGood8390
September 201281.3Functionally obsoleteFairGoodGood7960
September 201178.3Functionally obsoleteFairVery GoodGood8170
September 201078.0Functionally obsoleteFairVery GoodGood10930
September 200879.1Functionally obsoleteGoodVery GoodVery Good9750
September 200687.2Not deficientSatisfactoryVery GoodVery Good7850
September 200487.3Not deficientSatisfactoryVery GoodVery Good7050
September 200287.3Not deficientSatisfactoryVery GoodVery Good7000
August 200089.4Not deficientSatisfactoryVery GoodVery Good6219
August 199891.4Not deficientSatisfactoryVery GoodVery Good6030
August 199691.2Not deficientSatisfactoryVery GoodVery Good5475
August 199491.2Not deficientSatisfactoryVery GoodVery Good6848
August 199291.1Not deficientSatisfactoryVery GoodVery Good7345
August 199091.1Not deficientSatisfactoryVery GoodVery Good7345