I275 LL over I275-SB / OLDHAM AVE.


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


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I275 LL over I275-SB / OLDHAM AVE.
Structure number:47I02750008
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
Reinforced Concrete Closed Web/Box Girderlinear ft.94287852120
Reinforced Concrete Decksq. ft.6,6876,687000
Reinforced Concrete Columneach91800
Reinforced Concrete Abutmentlinear ft.9890800
Reinforced Concrete Pier Caplinear ft.148148000
Movable Bearingeach4844400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.315315000