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US 31 NBL over ALABAMA RIVER

Map

Coordinates:
+32.41000, -86.40833
32°24'36" N, 86°24'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 31 NBL over ALABAMA RIVER
Structure number:005089
Old structure number:00000003510250B (from 1992 edition)
Location:0.6 MI S OF ELMORE CO LIN
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:220.2 ft. [67.1 m]
Total length:2311.1 ft. [704.4 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Vertical clearance below bridge:59.1 ft. [18.0 m]
Owner:State Highway Agency [01]
Year built:1955
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:4
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,450 [as of 2013]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 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:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:64.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$17,002,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairFairFairFair1045064.9
September 2016FairFairFairFair1045064.9
September 2014FairFairFairFair1045067.5
September 2012FairFairFairFair1126067.3
September 2010FairFairFairFair1099566.4
August 2008FairFairFairSatisfactory1118566.4
March 2006FairFairFairSatisfactory955567.6
September 2003FairFairFairSatisfactory1020067.5
January 2002FairSatisfactoryFairSatisfactory1020068.5
November 1999FairSatisfactoryFairSatisfactory1088566.4
September 1998FairSatisfactoryFairSatisfactory1088566.4
August 1996FairSatisfactoryFairSatisfactory969066.6
September 1995FairSatisfactoryFairGood969065.9
March 1994FairSatisfactoryFairGood894566.0
March 1992GoodGoodGoodGood904577.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,69503,69500
Steel Protective Coatingsq. ft.63,1290063,1290
Reinforced Concrete Girder/Beamlinear ft.4,39004,379101
Steel Stringerlinear ft.2,40502,40500
Steel Protective Coatingsq. ft.11,4260011,4260
Deck
Reinforced Concrete Decksq. ft.42,86207,89134,289682
Superstructure
Steel Floor Beamlinear ft.1,02501,02500
Steel Protective Coatingsq. ft.14,1050014,1050
Deck
Reinforced Concrete Top Flangesq. ft.31,55206,31125,2410
Superstructure
Steel Gusset Plateeach410041000
Steel Protective Coatingsq. ft.3,085003,0850
Substructure
Reinforced Concrete Columneach2417700
Reinforced Concrete Pier Walllinear ft.225225000
Reinforced Concrete Abutmentlinear ft.8682400
Steel Pileeach150015000
Steel Protective Coatingsq. ft.25,528025,52800
Reinforced Concrete Pier Caplinear ft.31518696330
Joints
Pourable Jointlinear ft.864687287178
Assembly without Seal Jointlinear ft.64323200
Bearings
Elastomeric Bearingeach216216000
Movable Bearingeach2001640
Steel Protective Coatingsq. ft.1600010060
Fixed Bearingeach2202200
Steel Protective Coatingsq. ft.176001760
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4,6224,31530700