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I24 EB RAMP over I24 EB RP/A660 CHESTNUT

Map

Coordinates:
+35.03135, -85.31777
35°01'53" N, 85°19'04" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 EB RAMP over I24 EB RP/A660 CHESTNUT
Structure number:33I00240017
Location:.1 M E OF I124
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:73.2 ft. [22.3 m]
Total length:181.1 ft. [55.2 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance below bridge:26.2 ft. [8.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1990
Historic significance:Historical significance is not determinable at this time [4]
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: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,990 [as of 2017]
Truck traffic:14% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:95.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016GoodGoodGoodGood199095.6
September 2014GoodGoodGoodGood199095.6
September 2012FairSatisfactoryGoodGood199095.6
September 2010FairSatisfactoryGoodGood199096.6
August 2008FairSatisfactoryGoodGood199096.6
September 2006FairSatisfactorySatisfactoryGood199096.6
November 2004FairGoodSatisfactoryGood199096.6
July 2002FairGoodSatisfactoryGood199096.6
August 2000FairGoodFairGood9870080.3
July 1998GoodGoodGoodGood12335090.9
July 1996GoodVery GoodVery GoodVery Good10890079.0
August 1994GoodVery GoodVery GoodVery Good10075079.0
July 1992GoodVery GoodVery GoodVery Good282579.0
September 1991FairSatisfactoryGoodGood7185069.1

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,0861,086000
Deck
Reinforced Concrete Decksq. ft.6,5166,516000
Wearing Surfacessq. ft.5,2495,249000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.7474000
Reinforced Concrete Pier Caplinear ft.7474000
Bearings
Fixed Bearingeach1212000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.362362000