I0012 over I-12 OVER LA 1032


+30.45152, -90.96970
30°27'05" 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:623204540201082
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:15.1 ft. [4.6 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:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:89.7

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201689.7Not deficientGoodVery GoodVery Good65160
February 201487.8Not deficientGoodVery GoodVery Good63480
February 201288.3Functionally obsoleteGoodVery GoodVery Good57840
January 201088.8Functionally obsoleteGoodVery GoodVery Good52740
May 200889.0Functionally obsoleteGoodVery GoodVery Good50640
May 200689.3Functionally obsoleteGoodVery GoodVery Good47760
April 200489.6Functionally obsoleteSatisfactoryVery GoodVery Good44520
June 200288.9Functionally obsoleteSatisfactoryVery GoodVery Good43140
April 200089.4Functionally obsoleteSatisfactoryVery GoodVery Good38625
April 199890.2Functionally obsoleteSatisfactoryVery GoodVery Good30114
April 199690.2Functionally obsoleteSatisfactoryVery GoodVery Good30033
April 199490.3Functionally obsoleteSatisfactoryGoodVery Good36170
March 199290.6Functionally obsoleteGoodVery GoodVery Good32533