Structure 42B00119N · Graves County, KY

Ky-994 over Unname Stream

Carries Ky-994 over Unname Stream, .05 Mi Nor. Of Jct Ky 306.

Overall conditionFair

Set by its lowest-rated component: Culvert at 6 of 9.

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
24 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 24 ft across with 2 openings. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights, so those are drawn as typical for a culvert.

Built195670 years old
Length24.3 ft7.4 m
Daily traffic374counted 2023
Last inspectedAugust 2022every 48 months

Location

StateKentucky
CountyGraves
Location.05 Mi Nor. Of Jct Ky 306
CarriesKy-994
CrossesUnname Stream
Coordinates36.93000, -88.61111

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length24.3 ft (7.4 m)
Max Span11.5 ft (3.5 m)
Deck Width30.8 ft (9.4 m)
Deck Area69.6 sq m
Main Spans2
Year Built1956

Traffic

Avg Daily Traffic374 (2023)
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2022
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour Critical8 — Stable, low risk
Structure Number042B00119N

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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