I0310 over RAMPS E,F,G, & H


+29.95050, -90.36943
29°57'02" N, 90°22'10" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0310 over RAMPS E,F,G, & H
Structure number:024504503606638
Location:5.63 MI S JCT I-10
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:76.1 ft. [23.2 m]
Total length:758.9 ft. [231.3 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:26.6 ft. [8.1 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1980
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:11
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,050 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:64.4 tons [58.5 metric tons]
Inventory rating:34.7 tons [31.5 metric tons]
Sufficiency rating:91.5

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201591.5GoodGoodGoodVery Good-5050
July 201391.7GoodGoodGoodVery Good-4900
July 201192.7GoodGoodGoodVery Good-4150
July 200993.1GoodGoodGoodVery Good-3760
August 200793.5GoodGoodGoodGood-3490
December 200493.8GoodGoodGoodGood-3190
December 200294.1GoodGoodGoodGood-3240
January 199995.6GoodGoodGoodGood-3586
May 199596.6GoodGoodVery GoodVery Good-2792

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.3,0643,064000
Reinforced Concrete Decksq. ft.19,916019,91600
Reinforced Concrete Abutmentlinear ft.3030000
Reinforced Concrete Pileeach1010000
Reinforced Concrete Pier Caplinear ft.260260000
Strip Seal Jointlinear ft.2525000
Compression Jointlinear ft.2500025
Assembly with Sealeach2525000
Elastomeric Bearingeach8888000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,5321,532000