I0310 over RR/CANAL


+29.97377, -90.32082
29°58'26" N, 90°19'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0310 over RR/CANAL
Structure number:024504503603325
Location:0.10 M SOUTH OF US 61
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:76.1 ft. [23.2 m]
Total length:1403.0 ft. [427.6 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance below bridge:23.3 ft. [7.1 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:19
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 

Status:Open, no restriction [A]
Average daily traffic:5,050 [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:Better than present minimum criteria [7]
Underclearances 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:54.5 tons [49.5 metric tons]
Inventory rating:32.7 tons [29.7 metric tons]
Sufficiency rating:96.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201596.6Not deficientGoodVery GoodVery Good5050
October 201396.6Not deficientGoodVery GoodVery Good4900
October 201196.6Not deficientGoodVery GoodVery Good4150
October 200996.6Not deficientGoodVery GoodVery Good3760
August 200796.6Not deficientGoodGoodGood3490
February 200596.6Not deficientGoodGoodGood3190
August 200298.0Not deficientVery GoodGoodGood3240
August 1998100.0Not deficientVery GoodVery GoodVery Good3586
June 1995100.0Not deficientVery GoodVery GoodVery Good2589
June 1993100.0Not deficientVery GoodVery GoodVery Good7951
199397.0Not deficient---7951