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I24 WBL over MISSIONARY RIDGE

Map

Coordinates:
+35.01833, -85.26500
35°01'06" N, 85°15'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 WBL over MISSIONARY RIDGE
Structure number:33I00240050
Location:1 MI FROM SR17
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:40.0 ft. [12.2 m]
Total length:1279.9 ft. [390.1 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:51.5 ft. [15.7 m]
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:35
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: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:114,770 [as of 2015]
Truck traffic:15% 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:28.7 tons [26.1 metric tons]
Sufficiency rating:72.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$3,581,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201672.0FairGoodFairFair-114770
October 201475.2FairGoodFairFair-114630
October 201276.3FairGoodFairFair-113880
October 201078.0FairFairFairFair-106230
October 200878.1FairFairFairFair-105550
October 200677.6FairFairFairFair-114590
March 200577.7FairFairFairFair-111580
July 200277.9FairFairFairFair-109190
November 200078.8FairFairFairFair-92580
August 199860.9PoorFairPoorFairSD98420
June 199755.0PoorFairPoorFairSD97670
November 199489.5FairGoodSatisfactorySatisfactory-84880
October 199289.0FairGoodSatisfactorySatisfactory-90990
June 199088.0GoodGoodGoodGood-65720

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.8,9608,960000
Deck
Reinforced Concrete Decksq. ft.66,56066,560000
Substructure
Reinforced Concrete Abutmentlinear ft.164164000
Steel Pileeach238238000
Reinforced Concrete Pier Caplinear ft.1,7681,768000
Joints
Strip Seal Jointlinear ft.364364000
Bearings
Elastomeric Bearingeach2828000
Movable Bearingeach4242000
Fixed Bearingeach420420000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,5602,560000