I0010 over NORTH BOUND


+30.41709, -91.11378
30°25'02" N, 91°06'50" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0010 over NORTH BOUND
Structure number:611704501005032
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:160.1 ft. [48.8 m]
Total length:356.0 ft. [108.5 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:44.9 ft. [13.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1974
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:73,800 [as of 2015]
Truck traffic:21% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 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 desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:75.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201575.0Not deficientSatisfactorySatisfactoryGood73800
September 201375.0Not deficientSatisfactorySatisfactoryVery Good72060
October 201175.0Not deficientSatisfactoryGoodVery Good67500
December 200975.0Not deficientSatisfactoryGoodVery Good66780
December 200774.0Not deficientGoodVery GoodVery Good54060
December 200574.0Not deficientGoodVery GoodVery Good47700
December 200374.0Not deficientGoodVery GoodVery Good47340
December 200174.0Not deficientGoodVery GoodVery Good43339
December 199974.0Not deficientGoodVery GoodVery Good42343
December 199775.0Not deficientGoodVery GoodVery Good42343
December 199575.0Not deficientGoodVery GoodVery Good48334
December 199375.0Not deficientGoodVery GoodVery Good46536
January 199275.0Not deficientVery GoodVery GoodVery Good47520