+30.39848, -91.05537
30°23'55" N, 91°03'19" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA3246 over CLAY CUT BAYOU
Structure number:611708174003831
Location:2.2 MI SE I-12, US 61 JCT
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:20.0 ft. [6.1 m]
Total length:140.1 ft. [42.7 m]
Roadway width between curbs:65.0 ft. [19.8 m]
Deck width edge-to-edge:67.9 ft. [20.7 m]
Skew angle:65°
Owner:State Highway Agency [01]
Year built:1984
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:7
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:39,900 [as of 2015]
Truck traffic:10% 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]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:81.2 tons [73.8 metric tons]
Inventory rating:48.5 tons [44.1 metric tons]
Sufficiency rating:75.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201575.0Not deficientGoodGoodGood39900
June 201375.0Not deficientGoodGoodGood39400
June 201275.0Not deficientGoodGoodGood35000
June 201075.0Not deficientVery GoodVery GoodGood36200
June 200875.0Not deficientVery GoodVery GoodVery Good36000
June 200675.0Not deficientGoodGoodVery Good35500
June 200475.0Not deficientVery GoodGoodVery Good39800
June 200275.0Not deficientVery GoodVery GoodVery Good39100
June 200075.0Not deficientVery GoodVery GoodVery Good37886
June 199875.0Not deficientVery GoodVery GoodVery Good15127
June 199675.0Not deficientVery GoodVery GoodVery Good14818
June 199475.0Not deficientVery GoodVery GoodVery Good14118
June 199275.0Not deficientVery GoodVery GoodVery Good9185
June 198875.0Not deficientVery GoodVery GoodVery Good9185