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LA0538 over TWELVE MILE BAYOU

Map

Coordinates:
+32.55554, -93.77330
32°33'20" N, 93°46'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0538 over TWELVE MILE BAYOU
Structure number:040900780200151
Location:00.15 MI N. OF LA 3049
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:180.1 ft. [54.9 m]
Total length:759.9 ft. [231.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance above deck:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:2005
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,700 [as of 2015]
Deck condition:Very Good [8 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:92.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017GoodVery GoodVery GoodVery Good570092.6
January 2015GoodVery GoodVery GoodVery Good1020091.4
July 2013GoodVery GoodVery GoodVery Good1000091.5
August 2011GoodVery GoodVery GoodVery Good960091.6
January 2011GoodVery GoodVery GoodVery Good970091.6
January 2009GoodVery GoodVery GoodVery Good940091.6
January 2007GoodVery GoodVery GoodVery Good1200091.0
February 2005GoodVery GoodVery GoodVery Good790092.0
January 2004----76002.0
January 2003----73002.0
March 2002PoorSeriousSatisfactorySerious65132.0
January 2000PoorSeriousSatisfactorySerious58592.0
April 1999PoorSeriousSatisfactorySerious58592.0
February 1998PoorSeriousSatisfactorySerious58592.0
March 1997PoorSeriousSatisfactorySerious58592.0
February 1996PoorSeriousSatisfactorySerious41992.0
March 1994PoorSeriousSatisfactorySerious54642.0
April 1993PoorSeriousSatisfactorySerious54642.0
March 1992PoorSeriousSatisfactoryCritical54642.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,1602,160000
Steel Protective Coatingsq. ft.41,20241,202000
Deck
Reinforced Concrete Decksq. ft.23,22023,220000
Substructure
Prestressed Concrete Columneach2020000
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.100100000
Reinforced Concrete Pier Caplinear ft.602602000
Joints
Strip Seal Jointlinear ft.8080000
Pourable Jointlinear ft.440440000
Assembly without Seal Jointlinear ft.2424000
Bearings
Elastomeric Bearingeach2424000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,5201,520000
Deck
Reinforced Concrete Slabsq. ft.9,4609,24022000