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I-20 over TOMBIGBEE RIVER RELIEF

Map

Coordinates:
+32.74654, -88.08738
32°44'48" N, 88°05'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-20 over TOMBIGBEE RIVER RELIEF
Structure number:010472
Old structure number:00000I59320010B (from 1992 edition)
Location:4.5 MI S OF BOLIGEE
Purpose:Carries highway over relief for waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:41.0 ft. [12.5 m]
Total length:246.1 ft. [75.0 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Owner:State Highway Agency [01]
Year built:1971
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:6
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,035 [as of 2013]
Truck traffic:44% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:94.0
Estimated cost of work:$2,763,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairSatisfactoryGoodGood1103594.0
April 2017FairSatisfactoryGoodGood1103594.0
April 2015GoodGoodGoodGood1103594.0
April 2013GoodGoodGoodGood1103594.0
April 2011GoodGoodGoodGood961094.1
May 2009GoodGoodGoodGood993594.1
May 2007GoodGoodGoodGood1017097.1
May 2005FairSatisfactoryGoodGood921597.1
May 2003FairSatisfactoryGoodGood957597.1
May 2001FairSatisfactoryGoodGood957597.1
May 1999FairSatisfactoryGoodGood859097.2
May 1997FairSatisfactoryGoodGood771097.3
May 1995FairSatisfactoryGoodGood663597.5
June 1993GoodGoodGoodGood626597.5
August 1991GoodGoodGoodGood616592.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,4761,476000
Deck
Reinforced Concrete Decksq. ft.10,5789,498751,0050
Substructure
Reinforced Concrete Abutmentlinear ft.106106000
Steel Pileeach36221400
Steel Protective Coatingsq. ft.2,3782,26488260
Reinforced Concrete Pier Caplinear ft.192192000
Joints
Compression Jointlinear ft.8600860
Bearings
Elastomeric Bearingeach6060000
Movable Bearingeach1201200
Steel Protective Coatingsq. ft.2400240
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.492492000