US Bridges

KY-1991 over Hinkston Cr.

GoodPosted for load

Montgomery County, Kentucky · .70 MI S. of I-64 Op · Structure no. 087B00035N

Built
1972
53 years old, rebuilt 2020
Condition
Good
inspected July 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
1,565
2023 count
Owner
State
State Highway Agency

About this bridge

KY-1991 over Hinkston Cr. is a prestressed concrete box beam or girders - multiple carrying KY-1991 over Hinkston Cr. in Montgomery County, Kentucky. It was built in 1972 and reconstructed in 2020, so it is 53 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 1,565 vehicles a day, roughly 5% of them trucks, projected to reach 1,565 by 2043. The structure is 32 ft (9.8 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesKY-1991
CrossesHinkston Cr.
Location.70 MI S. of I-64 Op
RouteState Highway 1991
CountyMontgomery County
StateKentucky
Coordinates38.07639, -83.93444
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2021
Inspection intervalevery 48 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating90.7 US tons
Inventory rating70 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadGreater than HL 93
Structure length32 ft (9.8 m)
Longest span29 ft (8.9 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,565 (2023)
Projected traffic1,565 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-1991 over Hinkston Cr. built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2020.

What condition is KY-1991 over Hinkston Cr. 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 July 2021.

How much traffic does KY-1991 over Hinkston Cr. carry?

About 1,565 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is KY-1991 over Hinkston Cr.?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.9 m) and a deck 25 ft wide.

Who owns KY-1991 over Hinkston Cr.?

It is owned by the State Highway Agency.