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LA0182 over ATCHAF.R/BERWICK BAY

Map

Coordinates:
+29.69443, -91.21981
29°41'40" N, 91°13'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0182 over ATCHAF.R/BERWICK BAY
Structure number:035100050100001
Location:1.4 MI WEST OF US 90
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:608.0 ft. [185.3 m]
Total length:3746.2 ft. [1141.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:24.9 ft. [7.6 m]
Vertical clearance above deck:13.5 ft. [4.1 m]
Vertical clearance below bridge:55.8 ft. [17.0 m]
Owner:State Highway Agency [01]
Year built:1933
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:5,500 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:4.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$14,608,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017PoorFairFairSerious55004.0
March 2014PoorFairFairSerious56004.0
February 2012PoorFairFairSerious59006.0
October 2010PoorFairFairSerious68006.0
August 2009PoorFairFairSerious68006.0
September 2008PoorFairFairSerious68006.0
August 2007PoorFairFairSerious73006.0
September 2006PoorFairFairSerious73006.0
June 2005PoorFairFairSerious73006.0
March 2004PoorFairFairSerious62006.0
March 2003PoorFairFairSerious70006.0
February 2002PoorFairFairSerious61676.0
March 2001PoorFairFairSerious61674.0
January 2000PoorFairFairSerious79094.0
March 1999PoorFairFairSerious79094.0
January 1998PoorFairFairSerious79094.0
March 1997PoorFairFairSerious86284.0
January 1996PoorFairFairSerious102844.0
March 1994PoorFairFairSerious84204.0
January 1993PoorFairFairSerious97814.0
November 1991PoorFairFairSerious97814.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.8,0007,9821260
Steel Stringerlinear ft.10,36508,0962,2663
Steel Protective Coatingsq. ft.80,2902,20431,11244,7242,250
Deck
Reinforced Concrete Decksq. ft.94,65720,03068,7455,8820
Superstructure
Steel Trusslinear ft.4,14601,6332,43776
Steel Protective Coatingsq. ft.326,6842,750214,47078,92530,539
Steel Floor Beamlinear ft.2,233271,95323419
Steel Protective Coatingsq. ft.30,716028,0052,379332
Steel Gusset Plateeach34401989452
Steel Protective Coatingsq. ft.25,787019,0856,455247
Substructure
Reinforced Concrete Columneach117964170
Reinforced Concrete Abutmentlinear ft.4584263020
Reinforced Concrete Pile Cap/Footinglinear ft.1403567380
Reinforced Concrete Pier Caplinear ft.1,2311,044471400
Joints
Pourable Jointlinear ft.1,226001,17650
Open Jointlinear ft.1,10600600506
Assembly without Seal Jointlinear ft.1443096144
Bearings
Movable Bearingeach210020262
Steel Protective Coatingsq. ft.124862486
Fixed Bearingeach2101636383
Steel Protective Coatingsq. ft.124466486
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3,64203,0695649
Steel Protective Coatingsq. ft.21,671010,83610,8350
Reinforced Concrete Bridge Raillinear ft.3,7813,590397379
Deck
Reinforced Concrete Slabsq. ft.1,126479557900
Wearing Surfacessq. ft.4984730250