+32.25958, -91.86600
32°15'34" N, 91°51'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0135 over MUDDY BAYOU
Structure number:054201670205051
Location:1.6 MI NORTH OF LA 622
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:19.0 ft. [5.8 m]
Total length:97.1 ft. [29.6 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:5
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:650 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:61.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$483,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairSatisfactorySatisfactoryFair65061.7
September 2015PoorSatisfactorySatisfactoryPoor58045.5
January 2014PoorSatisfactorySatisfactoryPoor58045.5
January 2012PoorSatisfactorySatisfactoryPoor62045.5
February 2011PoorSatisfactorySatisfactoryPoor62045.5
February 2010PoorSatisfactorySatisfactoryPoor76039.1
February 2009PoorSatisfactorySatisfactoryPoor76039.1
September 2007PoorSatisfactorySatisfactoryPoor76039.1
August 2006PoorSatisfactorySatisfactoryPoor84039.1
August 2005PoorSatisfactorySatisfactoryPoor84039.1
November 2004PoorSatisfactorySatisfactoryPoor84039.1
March 2003PoorSatisfactorySatisfactoryPoor67045.5
September 2000FairSatisfactorySatisfactorySatisfactory70170.2
August 1998FairSatisfactorySatisfactorySatisfactory70170.2
July 1996FairSatisfactorySatisfactorySatisfactory83563.9
July 1994FairSatisfactorySatisfactorySatisfactory103664.5
June 1992FairSatisfactorySatisfactorySatisfactory63570.2
July 1990FairSatisfactorySatisfactorySatisfactory63570.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Girder/Beamlinear ft.1,5201,22030000
Timber Abutmentlinear ft.7266060
Timber Pileeach2816921
Timber Pier Caplinear ft.168168000
Timber Decksq. ft.2,4252,425000
Wearing Surfacessq. ft.2,42502,42500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.200200000
Steel Protective Coatingsq. ft.1,00001,00000