Share:

I0310 over US 61/RR/SWAMP/LA 626

Map 

Coordinates:
+30.00135, -90.29419
30°00'05" N, 90°17'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I0310 over US 61/RR/SWAMP/LA 626
Structure number:024504503600401
Location:0.41 M SOUTH OF I-10
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:89.9 ft. [27.4 m]
Total length:25673.2 ft. [7824.8 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Vertical clearance above deck:16.4 ft. [5.0 m]
Vertical clearance below bridge:15.4 ft. [4.7 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:467
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2014 

Status:Open, no restriction [A]
Average daily traffic:37,080 [as of 2014]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
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:53.5 tons [48.6 metric tons]
Inventory rating:31.7 tons [28.8 metric tons]
Sufficiency rating:92.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201492.2Not deficientSatisfactoryVery GoodSatisfactory37080
October 201380.8Not deficientSatisfactoryVery GoodFair36000
November 201292.8Not deficientSatisfactorySatisfactoryGood31200
October 201181.4Not deficientSatisfactoryFairGood30660
November 200993.1Not deficientGoodGoodGood28380
August 200793.2Not deficientSatisfactoryGoodGood26520
February 200593.4Not deficientGoodGoodGood24600
January 200393.4Not deficientGoodGoodGood25140
September 199996.7Not deficientGoodVery GoodGood26068
20000.0Not applicable---7265
October 199698.1Not deficientGoodVery GoodGood20534
April 199498.0Not deficientGood--26704