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LOCAL ROAD over TERREBONNE BAYOU

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

Map

Coordinates:
+29.55361, -90.60815
29°33'13" N, 90°36'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over TERREBONNE BAYOU
Structure number:025529332903641
Location:0271 LOG MI FROM IN
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:58.1 ft. [17.7 m]
Total length:137.1 ft. [41.8 m]
Roadway width between curbs:13.8 ft. [4.2 m]
Deck width edge-to-edge:13.8 ft. [4.2 m]
Vertical clearance above deck:14.4 ft. [4.4 m]
Vertical clearance below bridge:3.9 ft. [1.2 m]
Owner:County Highway Agency [02]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Swing [17]
Deck type:Wood or Timber [8]
Wearing surface:Other [9]

Latest Available Inspection: June 2013

Good/Fair/Poor Condition:Fair
Status:Bridge closed to all traffic [K]
Average daily traffic:720 [as of 1978]
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:24.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$454,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2013FairFairSatisfactoryFair72024.7
June 2011FairFairSatisfactoryFair72024.7
June 2009FairFairSatisfactoryFair72024.7
April 2007FairSatisfactorySatisfactoryFair72025.8
December 2005FairGoodFairFair72025.8
November 2003PoorGoodSeriousFair72018.6
January 2002FairGoodFairSatisfactory72025.8
February 2000PoorGoodSeriousFair72018.6
December 1997PoorFairSeriousFair72015.4
August 1995PoorFairSeriousFair72015.6
November 1993PoorFairSeriousFair72017.2
September 1991PoorFairSeriousFair72010.1