Structure 78I00400009 · Sevier County, TN

Fap 66 over Sr66 RT Over I-40

Carries Fap 66 over Sr66 RT Over I-40, 1 Mile From Jefferson Co..

Overall conditionFair

Set by its lowest-rated component: Superstructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT404 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 7/9

404 ft end to end, longest span 105 ft: about 6 semi-trucks nose to tail. 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 box-beam bridge.

Built197551 years old
Length403.9 ft123.1 m
Daily traffic50,761counted 2021
Last inspectedJanuary 2025every 24 months

Location

StateTennessee
CountySevier
Location1 Mile From Jefferson Co.
CarriesFap 66
CrossesSr66 RT Over I-40
Coordinates35.98302, -83.60795

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Single/Spread
Total Length403.9 ft (123.1 m)
Max Span105.0 ft (32 m)
Deck Width44.3 ft (13.5 m)
Deck Area1661.8 sq m
Main Spans5
Year Built1975

Traffic

Avg Daily Traffic50,761 (2021)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number78I00400009

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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