US Bridges

Ky 728 over I-65

Good

Hart County, Kentucky · 0.8 Miles East of US 31W · Structure no. 050B00052N

Built
2015
10 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
305 ft
4 main spans
Daily traffic
589
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 728 over I-65 is a prestressed concrete stringer/multi-beam or girder carrying Ky 728 over I-65 in Hart County, Kentucky. It was built in 2015, so it is 10 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 589 vehicles a day, projected to reach 589 by 2042. The structure is 305 ft (93.1 m) long and 43 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesKy 728
CrossesI-65
Location0.8 Miles East of US 31W
RouteState Highway 728
CountyHart County
StateKentucky
Coordinates37.37917, -85.88861
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating70 US tons
Inventory rating53.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadGreater than HL 93
Structure length305 ft (93.1 m)
Longest span104 ft (31.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic589 (2022)
Projected traffic589 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ky 728 over I-65 built?

It was built in 2015, making it 10 years old in 2025.

What condition is Ky 728 over I-65 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2024.

How much traffic does Ky 728 over I-65 carry?

About 589 vehicles per day (2022 count).

How long is Ky 728 over I-65?

The structure is 305 ft (93.1 m) long with a longest span of 104 ft (31.7 m) and a deck 43 ft wide.

Who owns Ky 728 over I-65?

It is owned by the State Highway Agency.