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LOCAL ROAD over GRAND CAILLOU BAYOU

Map

Coordinates:
+29.38333, -90.71670
29°22'60" N, 90°43'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over GRAND CAILLOU BAYOU
Structure number:025529230904301
Location:0015 LOG MI FROM IN
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:76.1 ft. [23.2 m]
Total length:416.0 ft. [126.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:78.7 ft. [24.0 m]
Owner:County Highway Agency [02]
Year built:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Steel [3]
Main span design:Movable - Lift [15]
Deck type:Open Grating [3]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:300 [as of 1972]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 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: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 desirable criteria [8]
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]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:46.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,216,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairFairFairSatisfactory30046.7
June 2015PoorSatisfactoryPoorSatisfactory30036.2
July 2013PoorGoodPoorGood30036.2
July 2011PoorGoodPoorGood30036.2
May 2009FairGoodGoodSatisfactory30057.5
October 2007GoodGoodVery GoodGood30057.5
January 2006GoodGoodVery GoodGood30057.5
December 2003GoodGoodVery GoodGood30057.5
January 2002GoodGoodVery GoodGood30057.5
January 2000GoodGoodVery GoodGood30057.5
November 1997GoodGoodVery GoodGood30057.5
August 1995GoodGoodVery GoodGood30056.5
October 1993GoodGoodVery GoodGood30056.5
September 1991FairSatisfactoryVery GoodGood30052.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1561461000
Steel Protective Coatingsq. ft.1,4041,404000
Steel Stringerlinear ft.234234000
Steel Protective Coatingsq. ft.4,6804,680000
Steel Floor Beamlinear ft.1461361000
Steel Protective Coatingsq. ft.1,0221,022000
Substructure
Steel Column Tower/Trestlelinear ft.338338000
Steel Protective Coatingsq. ft.1,6901,690000
Reinforced Concrete Abutmentlinear ft.6866200
Reinforced Concrete Pileeach117115200
Reinforced Concrete Pier Caplinear ft.5515272400
Deck
Open Grid Decksq. ft.2,0282,028000
Steel Protective Coatingsq. ft.2,0282,028000
Joints
Pourable Jointlinear ft.37118401870
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.156156000
Steel Protective Coatingsq. ft.519519000
Reinforced Concrete Bridge Raillinear ft.686686000
Deck
Reinforced Concrete Slabsq. ft.8,9188,8289000