Structure 30B00037N · Daviess County, KY

Us-231 over Relief Structure

Carries Us-231 over Relief Structure, .35 Mi Nor. Of Jct Ky 298.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT231 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 5/9 · sets the rating

231 ft end to end, longest span 33 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 tee-beam bridge.

Built194779 years old
Length231.0 ft70.4 m
Daily traffic8,554counted 2022
Last inspectedNovember 2023every 24 months

Location

StateKentucky
CountyDaviess
Location.35 Mi Nor. Of Jct Ky 298
CarriesUs-231
CrossesRelief Structure
Coordinates37.70250, -87.06611

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length231.0 ft (70.4 m)
Max Span33.1 ft (10.1 m)
Deck Width29.9 ft (9.1 m)
Deck Area640.6 sq m
Main Spans7
Year Built1947

Traffic

Avg Daily Traffic8,554 (2022)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number030B00037N

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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