+34.77822, -85.54144
34°46'42" N, 85°32'29" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-59 (NBL) over ALLISON CREEK
Structure number:000000008300210
Location:6.5 MI SW OF TRENTON
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:85.0 ft. [25.9 m]
Total length:223.1 ft. [68.0 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:58.4 ft. [17.8 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1969
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:12,920 [as of 2012]
Truck traffic:32% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 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:Superior to present desirable criteria [9]
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 assessed or calculated scour condition. [5]
Sufficiency rating:95.9
Estimated cost of work:$1,663,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairSatisfactoryVery GoodGood1292095.9
August 2015FairSatisfactoryGoodGood1292095.9
August 2013GoodGoodGoodGood1292095.9
August 2011GoodGoodVery GoodGood1291087.5
October 2009GoodGoodVery GoodGood1384087.5
August 2007GoodGoodVery GoodGood1381087.5
August 2005GoodGoodVery GoodGood1359087.5
July 2003GoodGoodVery GoodGood1370087.5
August 2001GoodGoodVery GoodGood1330086.1
August 1999GoodGoodVery GoodGood1020086.3
August 1997GoodGoodVery GoodGood1020097.5
June 1995GoodGoodVery GoodGood1020097.2
May 1993GoodGoodVery GoodGood983097.3
August 1991GoodGoodVery GoodGood983097.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.1,7841,784000
Steel Protective Coatingsq. ft.17,51717,517000
Reinforced Concrete Decksq. ft.12,999012,99900
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.152152000
Reinforced Concrete Pier Caplinear ft.152152000
Compression Jointlinear ft.146001460
Movable Bearingeach2424000
Steel Protective Coatingsq. ft.2424000
Fixed Bearingeach88000
Steel Protective Coatingsq. ft.88000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.446438008
Reinforced Concrete Bridge Raillinear ft.446446000