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LOCAL ROAD over BAYOU DUPLANTIER

Map

Coordinates:
+30.41500, -91.16330
30°24'54" N, 91°09'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over BAYOU DUPLANTIER
Structure number:611730249910981
Location:BATON ROUGE
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Rural) [09]
Length of largest span:16.1 ft. [4.9 m]
Total length:33.1 ft. [10.1 m]
Roadway width between curbs:44.3 ft. [13.5 m]
Deck width edge-to-edge:80.1 ft. [24.4 m]
Owner:County Highway Agency [02]
Year built:1950
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:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,820 [as of 1979]
Structural appraisal:Unknown [*]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:76.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$232,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
June 2017Good7 out of 10882076.4
June 2015Good7 out of 10882076.4
July 2013Good7 out of 10882076.4
July 2011Good7 out of 10882076.4
July 2009Good7 out of 10882076.4
July 2007Good7 out of 10882076.4
July 2005Good7 out of 10882076.4
August 2003Good7 out of 10882076.4
October 2001Good7 out of 10882076.4
November 1999Good7 out of 10882076.4
January 1998Good7 out of 10882077.4
May 1996Fair6 out of 10882077.4
June 1993Fair6 out of 10882077.3
May 1991Fair6 out of 10882077.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.160160000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.6767000
Steel Protective Coatingsq. ft.223223000