+30.39012, -91.03400
30°23'24" N, 91°02'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0073 over CLAYCUT BAYOU
Structure number:611700770404571
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:20.0 ft. [6.1 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Owner:State Highway Agency [01]
Year built:1963
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:6
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: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:23,200 [as of 2015]
Truck traffic:18% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:63.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$585,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016FairSatisfactorySatisfactorySatisfactory2320063.8
October 2014FairSatisfactorySatisfactorySatisfactory2300063.5
July 2012FairSatisfactorySatisfactorySatisfactory2200063.7
July 2010GoodGoodGoodGood2310065.5
July 2008GoodGood-Good2450065.3
July 2006FairSatisfactoryGoodGood2290065.5
July 2004FairSatisfactoryVery GoodVery Good2450065.3
July 2002FairSatisfactoryVery GoodVery Good2150065.7
July 2000FairSatisfactoryVery GoodVery Good2290265.5
July 1998FairSatisfactoryVery GoodVery Good1200268.1
July 1996GoodGoodVery GoodVery Good1236268.1
July 1994GoodGoodVery GoodVery Good1533568.1
July 1992FairSatisfactoryVery GoodVery Good1673367.9
July 1990FairSatisfactoryVery GoodVery Good1673367.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Abutmentlinear ft.8078020
Reinforced Concrete Pileeach2019010
Reinforced Concrete Pier Caplinear ft.1451310140
Pourable Jointlinear ft.196000196
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8080000
Steel Protective Coatingsq. ft.264264000
Reinforced Concrete Bridge Raillinear ft.1601501000
Reinforced Concrete Slabsq. ft.3,36003,2001600