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I275 LL over I275-SB / OLDHAM AVE.

Map

Coordinates:
+35.98111, -83.93778
35°58'52" N, 83°56'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I275 LL over I275-SB / OLDHAM AVE.
Structure number:47I02750008
Location:S. OF COSTER YARDS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:41.3 ft. [12.6 m]
Total length:145.0 ft. [44.2 m]
Roadway width between curbs:38.4 ft. [11.7 m]
Deck width edge-to-edge:45.9 ft. [14.0 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:59,150 [as of 2015]
Truck traffic:9% of total traffic
Deck condition:Good [7 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 replacement [2]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:64.4 tons [58.5 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:67.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$452,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201667.0FairGoodFairFairFO59150
December 201467.0FairGoodFairFairFO57020
December 201267.0FairGoodFairFairFO57320
January 201167.0FairGoodFairFairFO58140
December 200867.0FairGoodFairFairFO57610
November 200667.0FairSatisfactoryFairFairFO55450
November 200467.0FairSatisfactoryFairFairFO59660
September 200278.0FairSatisfactorySatisfactorySatisfactoryFO60970
September 200078.0FairSatisfactorySatisfactorySatisfactoryFO54130
December 199878.0FairSatisfactorySatisfactorySatisfactoryFO55820
September 199667.0FairSatisfactoryFairSatisfactoryFO55500
November 199467.0FairSatisfactoryFairSatisfactoryFO54720
August 199278.0FairSatisfactorySatisfactorySatisfactoryFO42900
October 199078.0FairSatisfactorySatisfactorySatisfactoryFO42900

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.94287852120
Deck
Reinforced Concrete Decksq. ft.6,6876,687000
Substructure
Reinforced Concrete Columneach91800
Reinforced Concrete Abutmentlinear ft.9890800
Reinforced Concrete Pier Caplinear ft.148148000
Bearings
Movable Bearingeach4844400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.315315000