I0310 over GROUND


+30.00111, -90.29430
30°00'04" N, 90°17'39" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0310 over GROUND
Structure number:024504503600418
Location:0.01 M FROM I-10
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:3180.3 ft. [969.3 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Owner:State Highway Agency [01]
Year built:1992
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:46
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: October 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,370 [as of 2015]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:63.4 tons [57.6 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Sufficiency rating:98.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201598.0GoodVery GoodVery GoodVery Good-6370
October 201398.0GoodVery GoodVery GoodVery Good-6180
October 201198.0GoodVery GoodVery GoodVery Good-5110
October 200998.0GoodVery GoodVery GoodVery Good-4730
August 200798.0GoodVery GoodGoodGood-4420
April 200398.0GoodVery GoodGoodGood-4250
August 200198.0GoodVery GoodGoodGood-4344
March 1997100.0GoodVery GoodGoodGood-4344
April 1994100.0GoodVery Good---4450

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.15,90015,900000
Reinforced Concrete Decksq. ft.133,5600133,56000
Prestressed Concrete Pileeach109109000
Reinforced Concrete Pileeach4646000
Reinforced Concrete Pier Caplinear ft.1,8401,840000
Open Jointlinear ft.400400000
Elastomeric Bearingeach470470000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.6,3606,360000