I0310 over RAMPS/RR/CANAL/US 61


+29.97552, -90.31892
29°58'32" N, 90°19'08" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0310 over RAMPS/RR/CANAL/US 61
Structure number:024504503603505
Location:0.10 M NORTH OF US 61
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:116.1 ft. [35.4 m]
Total length:6000.3 ft. [1828.8 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance above deck:17.7 ft. [5.4 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:70
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 2016 

Status:Open, no restriction [A]
Average daily traffic:5,050 [as of 2015]
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:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:53.9 tons [49.0 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:92.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201692.0Functionally obsoleteGoodGoodGood5050
October 201493.8Not deficientGoodGoodGood4900
November 201293.8Not deficientGoodGoodGood4190
October 201182.8Not deficientSatisfactoryFairGood4150
December 201082.8Not deficientSatisfactoryFairGood4100
October 200982.8Not deficientSatisfactoryFairGood3760
July 200882.8Not deficientSatisfactoryFairGood3520
August 200782.8Not deficientSatisfactoryFairGood3490
March 200682.8Not deficientSatisfactoryFairGood3210
August 200282.8Not deficientSatisfactoryFairGood3240
August 199898.0Not deficientVery GoodVery GoodVery Good3586
June 199598.0Not deficientVery GoodVery GoodVery Good2589
June 199398.0Not deficientVery GoodVery GoodVery Good7951
199395.0Not deficient---7951