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LOCAL ROAD over DRAINAGE BAYOU

Map

Coordinates:
+30.39000, -90.97830
30°23'24" N, 90°58'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over DRAINAGE BAYOU
Structure number:611730234905871
Location:3.9 MI.NE LA 42,I-10
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:57.1 ft. [17.4 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Owner:County Highway Agency [02]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:280 [as of 1975]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:25.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$217,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017PoorGoodGoodPoor28025.8
September 2015PoorGoodGoodPoor28025.8
September 2013PoorGoodGoodSerious28025.8
September 2011PoorGoodGoodPoor28048.7
September 2009PoorGoodSatisfactoryPoor28048.7
June 2007GoodGoodVery GoodGood28075.7
July 2005GoodGoodVery GoodGood28075.7
September 2003GoodGoodVery GoodGood28075.7
October 2001GoodGoodVery GoodGood28075.7
November 1999GoodGoodVery GoodGood28075.7
December 1997GoodGoodVery GoodGood28078.7
August 1995FairGoodGoodSatisfactory28077.7
August 1993FairGoodSatisfactorySatisfactory28077.7
May 1991FairSatisfactorySatisfactorySatisfactory28075.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Abutmentlinear ft.78003741
Timber Pileeach209560
Reinforced Concrete Pier Caplinear ft.108103500
Joints
Pourable Jointlinear ft.108010800
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.114114000
Steel Protective Coatingsq. ft.380380000
Deck
Reinforced Concrete Slabsq. ft.1,5391,536300
Wearing Surfacessq. ft.1,3681,2878100