I0310 over I-10/I-310/SWAMP


+30.00149, -90.29439
30°00'05" N, 90°17'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0310 over I-10/I-310/SWAMP
Structure number:024504503600408
Location:0.4 M SOUTH OF I-10
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:4815.2 ft. [1467.6 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:16.7 ft. [5.1 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:66
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: September 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,370 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:64.4 tons [58.5 metric tons]
Inventory rating:34.7 tons [31.5 metric tons]
Sufficiency rating:95.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201595.7GoodGoodVery GoodVery Good-6370
September 201395.7GoodGoodVery GoodVery Good-6180
October 201195.7GoodVery GoodVery GoodVery Good-5110
November 200995.7GoodVery GoodVery GoodVery Good-4730
August 200795.7GoodVery GoodVery GoodVery Good-4420
December 200296.0GoodVery GoodVery GoodVery Good-4190
August 199998.0GoodVery GoodVery GoodVery Good-4344
December 199698.0GoodVery GoodVery GoodVery Good-3422
April 199498.0GoodVery Good---4450