Structure 32I00810041 · Hamblen County, TN

Ramp Sr32 To I81sb over Sr-32 Ramp/norf So Rr

Carries Ramp Sr32 To I81sb over Sr-32 Ramp/norf So Rr, 0.24m.from Jefferson Co.l.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructure8/9 · Very Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT420 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 7/9 · sets the ratingSubstructure 8/9

420 ft end to end, longest span 140 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 multi-beam bridge.

Built201313 years old
Length419.9 ft128 m
Daily traffic49,004counted 2021
Last inspectedFebruary 2024every 24 months

Location

StateTennessee
CountyHamblen
Location0.24m.from Jefferson Co.l
CarriesRamp Sr32 To I81sb
CrossesSr-32 Ramp/norf So Rr
Coordinates36.13650, -83.28288

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length419.9 ft (128 m)
Max Span140.1 ft (42.7 m)
Deck Width31.2 ft (9.5 m)
Deck Area1,216 sq m
Main Spans3
Year Built2013

Traffic

Avg Daily Traffic49,004 (2021)
Truck Traffic6%
Lanes On Bridge1

Inspection & Ownership

Last InspectionFebruary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number32I00810041

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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