I0110 over I-110 OVER US 61B & LA 7


+30.44275, -91.17828
30°26'34" N, 91°10'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0110 over I-110 OVER US 61B & LA 7
Structure number:611704509200262
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:89.9 ft. [27.4 m]
Total length:3836.1 ft. [1169.2 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
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:72
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: November 2015 

Status:Open, no restriction [A]
Average daily traffic:52,980 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:78.2 tons [71.1 metric tons]
Inventory rating:46.5 tons [42.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:53.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$17,952,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201553.0Functionally obsoleteFairSatisfactorySatisfactory52980
November 201353.0Functionally obsoleteFairSatisfactorySatisfactory52560
November 201242.0Functionally obsoleteFairGoodFair51420
October 201054.0Functionally obsoleteSatisfactoryVery GoodSatisfactory55320
October 200854.0Functionally obsoleteSatisfactoryVery GoodSatisfactory51540
September 200656.0Functionally obsoleteGoodVery GoodGood46440
September 200456.0Functionally obsoleteGoodVery GoodGood47760
September 200256.0Functionally obsoleteGoodVery GoodGood41700
August 200056.0Functionally obsoleteGoodVery GoodGood37863
20000.0Not applicable---3235
August 199857.0Functionally obsoleteGoodVery GoodGood37954
August 199645.9Functionally obsoleteGoodVery GoodGood35580
August 199445.9Functionally obsoleteGoodVery GoodGood46901
August 199245.9Functionally obsoleteGoodVery GoodGood48775
August 199045.9Functionally obsoleteGoodVery GoodGood48775