This bridge is no longer in the current National Bridge Inventory database, and has likely been demolished or abandoned.


+30.96544, -92.21562
30°57'56" N, 92°12'56" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA1177 over BAYOU BOEUF
Structure number:080508051901631
Location:1.63 M W OF S JCT US 71
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:60.0 ft. [18.3 m]
Total length:121.1 ft. [36.9 m]
Roadway width between curbs:16.1 ft. [4.9 m]
Deck width edge-to-edge:17.1 ft. [5.2 m]
Owner:State Highway Agency [01]
Year built:1921
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 13.5 / H 15 [2]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2014

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:290 [as of 2013]
Truck traffic:6% of total traffic
Deck condition:Serious [3 out of 9]
Superstructure condition:Serious [3 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:18.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$588,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2014PoorSeriousSeriousSerious29018.7
January 2013PoorSeriousSeriousSerious29018.7
January 2012PoorSeriousSeriousSerious31018.7
February 2011PoorPoorSeriousSerious32018.7
February 2010PoorPoorSeriousSerious30018.7
February 2009PoorPoorSeriousSerious35018.6
February 2008PoorPoorSeriousSerious35018.6
February 2007PoorPoorSeriousSerious35018.6
February 2006PoorPoorSeriousSerious41018.4
February 2005PoorPoorSeriousSerious41018.4
February 2004PoorPoorSeriousSerious41018.4
January 2003PoorPoorSeriousSerious37018.5
January 2002PoorPoorSeriousSerious34718.6
August 2000PoorPoorSeriousSerious34718.6
September 1999PoorPoorSeriousSerious62317.8
September 1998PoorPoorSeriousSerious62317.8
September 1997PoorPoorSeriousSerious62317.8
February 1997PoorPoorSeriousSerious64217.8
February 1995PoorPoorSeriousSerious35659.4
February 1994PoorPoorSeriousSerious58317.8
January 1993PoorPoorSeriousSerious60117.8
February 1992PoorPoorSeriousSerious60117.8