Structure 1B00066N · Adair County, KY

Ln-9008 over Arnold Keene Wilson Road

Carries Ln-9008 over Arnold Keene Wilson Road, 3.6 Mi E Of Ky 55 Ntrch.

Overall conditionFair

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

How ratings work
Culvertsets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT29 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 29 ft across. Lengths and the car 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, so those are drawn as typical for a culvert.

Built197155 years old
Length28.9 ft8.8 m
Daily traffic7,716counted 2022
Last inspectedJuly 2021every 48 months

Location

StateKentucky
CountyAdair
Location3.6 Mi E Of Ky 55 Ntrch
CarriesLn-9008
CrossesArnold Keene Wilson Road
Coordinates37.07889, -85.23944

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length28.9 ft (8.8 m)
Max Span25.9 ft (7.9 m)
Deck Area204.2 sq m
Main Spans1
Year Built1971

Traffic

Avg Daily Traffic7,716 (2022)
Truck Traffic25%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJuly 2021
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number001B00066N

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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