Structure 50B00002N · Hart County, KY

Us-31e over Green River

Carries Us-31e over Green River, 1.5 Mi Sou. Of Jct Ky 566.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT845 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

845 ft end to end, longest span 130 ft: about 2.3 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 girder bridge.

Built1947rebuilt 1994
Length845.1 ft257.6 m
Daily traffic1,573counted 2023
Last inspectedJuly 2023every 24 months

Location

StateKentucky
CountyHart
Location1.5 Mi Sou. Of Jct Ky 566
CarriesUs-31e
CrossesGreen River
Coordinates37.31917, -85.76361

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length845.1 ft (257.6 m)
Max Span129.9 ft (39.6 m)
Deck Width33.5 ft (10.2 m)
Deck Area2627.5 sq m
Main Spans3
Year Built1947 (reconstructed 1994)

Traffic

Avg Daily Traffic1,573 (2023)
Truck Traffic16%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number050B00002N

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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