Structure 56B00191N · Jefferson County, KY

I-65 over Jacob Broadway Gray ST

Carries I-65 over Jacob Broadway Gray ST, 0.5 Mi S Of US 31e.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 4 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructure5/9 · Fair
Substructuresets the rating4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,208 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9Substructure 4/9 · sets the rating

1,208 ft end to end, longest span 123 ft: about 3.4 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 multi-beam bridge.

Built1960rebuilt 1980
Length1208.0 ft368.2 m
Daily traffic84,001counted 2012
Last inspectedDecember 2024every 24 months

Location

StateKentucky
CountyJefferson
Location0.5 Mi S Of US 31e
CarriesI-65
CrossesJacob Broadway Gray ST
Coordinates38.24611, -85.75222

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1208.0 ft (368.2 m)
Max Span123.4 ft (37.6 m)
Deck Width105.6 ft (32.2 m)
Deck Area11856.0 sq m
Main Spans21
Year Built1960 (reconstructed 1980)

Traffic

Avg Daily Traffic84,001 (2012)
Truck Traffic16%
Lanes On Bridge6
Lanes Under Bridge9

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is possibly eligible (requires evaluation)
Scour CriticalNot applicable
Structure Number056B00191N

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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