Structure 56B00183N · Jefferson County, KY

I-65 over E Kentucky & S Brook ST

Carries I-65 over E Kentucky & S Brook ST, 0.5 Mi S Of US 150.

Overall conditionPoor

Set by its lowest-rated component: Superstructure at 3 of 9.

How ratings work
Deck5/9 · Fair
Superstructuresets the rating3/9 · Serious
Substructure4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT348 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 3/9 · sets the ratingSubstructure 4/9

348 ft end to end, longest span 131 ft: about 5 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.

Built1959rebuilt 1982
Length348.4 ft106.2 m
Daily traffic122,766counted 2023
Last inspectedJune 2024every 24 months

Location

StateKentucky
CountyJefferson
Location0.5 Mi S Of US 150
CarriesI-65
CrossesE Kentucky & S Brook ST
Coordinates38.23833, -85.75306

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length348.4 ft (106.2 m)
Max Span130.6 ft (39.8 m)
Deck Width107.9 ft (32.9 m)
Deck Area3494.0 sq m
Main Spans3
Year Built1959 (reconstructed 1982)

Traffic

Avg Daily Traffic122,766 (2023)
Truck Traffic16%
Lanes On Bridge6
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number056B00183N

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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