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I0110 over CONVENTION ST. OFF RAMP

Map 

Coordinates:
+30.44853, -91.18008
30°26'55" N, 91°10'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I0110 over CONVENTION ST. OFF RAMP
Structure number:611704509200517
Location:I0110
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:91.9 ft. [28.0 m]
Total length:477.1 ft. [145.4 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:17.1 ft. [5.2 m]
Skew angle:
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:9
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: August 2014 

Status:Open, no restriction [A]
Average daily traffic:8,760 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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 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:94.1 tons [85.5 metric tons]
Inventory rating:56.4 tons [51.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:79.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,977,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201479.3Functionally obsoleteSatisfactoryGoodSatisfactory8760
August 201279.3Functionally obsoleteSatisfactoryGoodSatisfactory8570
August 201080.2Functionally obsoleteGoodGoodGood9220
August 200880.3Functionally obsoleteGoodGoodGood8590
August 200679.4Functionally obsoleteGoodVery GoodGood7740
August 200479.4Functionally obsoleteGoodVery GoodVery Good7960
August 200279.5Functionally obsoleteGoodVery GoodVery Good6950
August 200081.5Functionally obsoleteGoodVery GoodVery Good6310
August 199883.5Functionally obsoleteGoodVery GoodVery Good6325
August 199682.8Functionally obsoleteGoodVery GoodVery Good5930
August 199480.7Functionally obsoleteGoodVery GoodVery Good7816
August 199280.7Functionally obsoleteGoodVery GoodVery Good8129
August 199080.7Functionally obsoleteGoodVery GoodVery Good8129