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LOCAL ROAD over DRAINAGE BAYOU

Map

Coordinates:
+30.39333, -90.99500
30°23'36" N, 90°59'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over DRAINAGE BAYOU
Structure number:611730236905971
Location:3.8 MI NE JCT I-10 L
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:38.1 ft. [11.6 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.2 ft. [8.3 m]
Owner:County Highway Agency [02]
Year built:1970
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:2
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:120 [as of 1975]
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: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:Equal to present desirable criteria [8]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:69.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairSatisfactorySatisfactoryFair12069.5
May 2015FairSatisfactorySatisfactoryFair12069.2
June 2013FairSatisfactorySatisfactoryFair12069.2
June 2011FairSatisfactorySatisfactoryFair12069.2
June 2009FairSatisfactorySatisfactoryFair12069.2
June 2007GoodGoodVery GoodGood12080.2
July 2005GoodGoodVery GoodGood12080.2
September 2003GoodGoodVery GoodGood12080.2
October 2001GoodGoodVery GoodGood12080.2
December 1999GoodGoodVery GoodGood12080.2
December 1997GoodGoodVery GoodGood12083.2
August 1995GoodGoodVery GoodGood12082.7
July 1993GoodGoodVery GoodGood12082.7
May 1991FairGoodGoodSatisfactory12081.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Abutmentlinear ft.88520360
Timber Pileeach1514010
Timber Pier Caplinear ft.8181000
Joints
Pourable Jointlinear ft.8108100
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7676000
Steel Protective Coatingsq. ft.253253000
Deck
Reinforced Concrete Slabsq. ft.1,0269992700
Wearing Surfacessq. ft.9128882400