Share:

LOCAL ROAD over DRAIN BAYOU

Map

Coordinates:
+30.55183, -91.13850
30°33'07" N, 91°08'19" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over DRAIN BAYOU
Structure number:611730331910821
Location:TROY STREET
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:24.9 ft. [7.6 m]
Owner:County Highway Agency [02]
Year built:1975
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Other [9]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:574 [as of 1993]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:20.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$160,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017PoorSatisfactoryFairPoor57420.5
December 2015PoorSatisfactoryFairPoor57449.6
December 2013FairSatisfactoryFairFair57460.3
January 2012FairSatisfactorySatisfactorySatisfactory57457.7
January 2010FairSatisfactorySatisfactorySatisfactory57465.2
February 2008FairGoodGoodSatisfactory57465.2
March 2006FairGoodGoodSatisfactory57465.2
June 2004FairGoodGoodSatisfactory57465.2
July 2002FairGoodGoodSatisfactory57468.0
August 2000FairGoodGoodSatisfactory57468.0
August 1998FairGoodGoodSatisfactory57469.0
September 1997FairGoodSatisfactorySatisfactory57469.0
March 1997FairGoodFair-57419.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Timber Girder/Beamlinear ft.6636234000
Deck
Reinforced Concrete Decksq. ft.975097500
Substructure
Reinforced Concrete Pier Walllinear ft.3029100
Timber Abutmentlinear ft.80344060
Timber Pileeach108200
Timber Pier Caplinear ft.90664182
Joints
Pourable Jointlinear ft.8484000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7878000
Steel Protective Coatingsq. ft.260260000