Structure 47I00400201 · Knox County, TN

Sr-1 over E.fifth Ave/i40 Wb-rp 1a

Carries Sr-1 over E.fifth Ave/i40 Wb-rp 1a, In Knoxville @ I40 Exch.

Overall conditionGood

Set by its lowest-rated component: Deck at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT128 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

128 ft end to end, longest span 50 ft. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built1962rebuilt 2007
Length127.6 ft38.9 m
Daily traffic5,208counted 2021
Last inspectedNovember 2024every 24 months

Location

StateTennessee
CountyKnox
LocationIn Knoxville @ I40 Exch
CarriesSr-1
CrossesE.fifth Ave/i40 Wb-rp 1a
Coordinates35.97590, -83.91891

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length127.6 ft (38.9 m)
Max Span49.5 ft (15.1 m)
Deck Width72.5 ft (22.1 m)
Deck Area859.7 sq m
Main Spans3
Year Built1962 (reconstructed 2007)

Traffic

Avg Daily Traffic5,208 (2021)
Truck Traffic9%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number47I00400201

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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