Structure 1S24740001 · Anderson County, TN

Fas 170 347531h over Clinch River & Csx Rr

Carries Fas 170 347531h over Clinch River & Csx Rr, At Oak Ridge City Limit.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,439 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

1,439 ft end to end, longest span 210 ft: about 4.0 football fields. 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.

Built195868 years old
Length1439.3 ft438.7 m
Daily traffic15,981counted 2021
Last inspectedDecember 2024every 24 months

Location

StateTennessee
CountyAnderson
LocationAt Oak Ridge City Limit
CarriesFas 170 347531h
CrossesClinch River & Csx Rr
Coordinates36.01770, -84.16597

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1439.3 ft (438.7 m)
Max Span210.0 ft (64 m)
Deck Width34.4 ft (10.5 m)
Deck Area4606.4 sq m
Main Spans10
Year Built1958

Traffic

Avg Daily Traffic15,981 (2021)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number01S24740001

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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