US Bridges

Gentry Mill RD over Russell Creek

Good

Adair County, Kentucky · 1.7 MI N JCT Ky 80 · Structure no. 001C00046N

Built
1990
35 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
86
2019 count
Owner
County
County Highway Agency

About this bridge

Gentry Mill RD over Russell Creek is a prestressed concrete box beam or girders - multiple carrying Gentry Mill RD over Russell Creek in Adair County, Kentucky. It was built in 1990, so it is 35 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 86 vehicles a day, projected to reach 86 by 2039. The structure is 48 ft (14.6 m) long and 16 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesGentry Mill RD
CrossesRussell Creek
Location1.7 MI N JCT Ky 80
RouteCounty Highway 1167
Coordinates37.08306, -85.15583
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating92.9 US tons
Inventory rating55.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span45 ft (13.7 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic86 (2019)
Projected traffic86 by 2039
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$97,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Gentry Mill RD over Russell Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Gentry Mill RD over Russell Creek 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 September 2023.

How much traffic does Gentry Mill RD over Russell Creek carry?

About 86 vehicles per day (2019 count).

How long is Gentry Mill RD over Russell Creek?

The structure is 48 ft (14.6 m) long with a longest span of 45 ft (13.7 m) and a deck 16 ft wide.

Who owns Gentry Mill RD over Russell Creek?

It is owned by the County Highway Agency.