I0012 over I-12 OVER LA 1032


+30.45179, -90.96968
30°27'06" N, 90°58'11" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0012 over I-12 OVER LA 1032
Structure number:623204540201081
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:49.9 ft. [15.2 m]
Total length:151.9 ft. [46.3 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:62.7 ft. [19.1 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2012
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:Prestressed concrete [5]
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: February 2016 

Status:Open, no restriction [A]
Average daily traffic:65,160 [as of 2015]
Truck traffic:19% of total traffic
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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:78.2 tons [71.1 metric tons]
Inventory rating:37.6 tons [34.2 metric tons]
Sufficiency rating:91.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201691.9Not deficientGoodGoodGood65160
February 201492.1Not deficientGoodGoodGood63480
February 201280.8Not deficientGoodFairGood57840
January 201093.1Not deficientGoodGoodVery Good52740
May 200893.3Not deficientGoodGoodVery Good50640
May 200693.5Not deficientGoodGoodVery Good47760
April 200493.8Not deficientSatisfactoryGoodVery Good44520
June 200293.1Not deficientSatisfactoryGoodVery Good43140
April 200093.6Not deficientSatisfactoryGoodVery Good38625
April 199894.4Not deficientSatisfactoryVery GoodVery Good30114
April 199694.4Not deficientSatisfactoryVery GoodVery Good30033
September 199494.5Not deficientSatisfactoryVery GoodVery Good36170
March 199294.8Not deficientGoodGoodVery Good32533