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US 280 over CAHABA RIVER

Map

Coordinates:
+33.43167, -86.71333
33°25'54" N, 86°42'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 280 over CAHABA RIVER
Structure number:015300
Location:JEFF/SHELBY CO. LN.
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:80.1 ft. [24.4 m]
Total length:407.2 ft. [124.1 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1991
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:38,675 [as of 2016]
Truck traffic:13% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
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 foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:68.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,397,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2016FairSatisfactorySatisfactoryGood3867568.5
March 2014FairSatisfactorySatisfactoryGood3867568.5
March 2012FairSatisfactorySatisfactoryGood3773068.7
March 2010FairSatisfactorySatisfactoryGood4147068.2
February 2008FairSatisfactorySatisfactoryGood3947068.4
January 2006FairSatisfactorySatisfactoryGood3586068.9
February 2004FairSatisfactorySatisfactoryGood3361074.9
February 2002FairSatisfactorySatisfactoryGood3361074.9
February 2000FairSatisfactorySatisfactoryGood3494576.9
February 1998FairSatisfactorySatisfactoryGood3114077.4
November 1995FairSatisfactorySatisfactoryGood2874078.3
October 1993FairFairFairGood2533566.1
February 1991FairGoodSatisfactorySatisfactory2087575.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.8007762400
Steel Protective Coatingsq. ft.2,40002,40000
Reinforced Concrete Girder/Beamlinear ft.1,0201,0080120
Deck
Reinforced Concrete Decksq. ft.11,966081211,1540
Reinforced Concrete Top Flangesq. ft.5,94204145,5280
Substructure
Reinforced Concrete Columneach98100
Reinforced Concrete Abutmentlinear ft.108108000
Steel Pileeach1413100
Reinforced Concrete Pier Caplinear ft.2802700100
Bearings
Elastomeric Bearingeach2424000
Movable Bearingeach1200120
Fixed Bearingeach66000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.810810000