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I0310 over M P RR

Map

Coordinates:
+29.93560, -90.37819
29°56'08" N, 90°22'41" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0310 over M P RR
Structure number:024504503800206
Location:.2 MI SOUTH OF LA 18
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:129.9 ft. [39.6 m]
Total length:1395.1 ft. [425.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:29.2 ft. [8.9 m]
Vertical clearance below bridge:22.6 ft. [6.9 m]
Owner:State Highway Agency [01]
Year built:1979
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:13
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,150 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present desirable criteria [8]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:54.9 tons [49.9 metric tons]
Inventory rating:32.9 tons [29.9 metric tons]
Sufficiency rating:92.3

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201692.3GoodGoodGoodGoodFO4150
October 201492.2GoodGoodGoodGoodFO4030
November 201292.2GoodGoodGoodGoodFO3480
December 201092.2GoodGoodGoodGoodFO3370
July 200896.3GoodGoodGoodGood-3100
May 200696.3GoodGoodVery GoodGood-2920
October 200396.3GoodGoodVery GoodVery Good-2920
March 200197.7GoodGoodVery GoodVery Good-2771
September 199799.7GoodGoodVery GoodVery Good-2771
March 199599.9GoodGoodVery GoodVery Good-1951
December 199299.9GoodGoodVery GoodVery Good-971
May 198599.9GoodGoodVery GoodVery Good-971

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.3,9523,952000
Prestressed Concrete Girder/Beamlinear ft.1,4761,476000
Deck
Reinforced Concrete Decksq. ft.37,99637,996000
Substructure
Reinforced Concrete Pileeach1212000
Reinforced Concrete Pier Caplinear ft.344344000
Joints
Compression Jointlinear ft.5656000
Assembly with Sealeach112112000
Bearings
Elastomeric Bearingeach104104000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,7142,714000