Structure 82I00260021 · Sullivan County, TN

I181 Lf LN over SR 93 Ramp D

Carries I181 Lf LN over SR 93 Ramp D, Jct SR 93 In Kingsport.

Overall conditionFair

Set by its lowest-rated component: Superstructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT202 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 5/9 · sets the ratingSubstructure 7/9

202 ft end to end, longest span 105 ft: about 3 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.

Built198145 years old
Length202.1 ft61.6 m
Daily traffic41,117counted 2021
Last inspectedAugust 2024every 24 months

Location

StateTennessee
CountySullivan
LocationJct SR 93 In Kingsport
CarriesI181 Lf LN
CrossesSR 93 Ramp D
Coordinates36.49833, -82.56333

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length202.1 ft (61.6 m)
Max Span105.0 ft (32 m)
Deck Width44.0 ft (13.4 m)
Deck Area825.4 sq m
Main Spans3
Year Built1981

Traffic

Avg Daily Traffic41,117 (2021)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge1

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number82I00260021

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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