Structure 82S23690001 · Sullivan County, TN

Fau 3890 243983d over Csx Railroad & Fau 3892

Carries Fau 3890 243983d over Csx Railroad & Fau 3892, In Kingsport.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 4 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT268 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 4/9 · sets the rating

268 ft end to end, longest span 52 ft: about 4 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 multi-beam bridge.

Built195967 years old
Length268.4 ft81.8 m
Daily traffic7,621counted 2021
Last inspectedMarch 2024every 24 months

Location

StateTennessee
CountySullivan
LocationIn Kingsport
CarriesFau 3890 243983d
CrossesCsx Railroad & Fau 3892
Coordinates36.52752, -82.53761

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length268.4 ft (81.8 m)
Max Span52.5 ft (16 m)
Deck Width66.6 ft (20.3 m)
Deck Area1660.5 sq m
Main Spans7
Year Built1959

Traffic

Avg Daily Traffic7,621 (2021)
Truck Traffic4%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last InspectionMarch 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number82S23690001

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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