US Bridges

Bert T Combs-Mount over Middle Fk Red River

Good

Powell County, Kentucky · @ JCT Ky 11 @ Slade · Structure no. 099B00086N

Built
1988
37 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
162 ft
3 main spans
Daily traffic
8,788
2021 count
Owner
State
State Highway Agency

About this bridge

Bert T Combs-Mount over Middle Fk Red River is a prestressed concrete continuous stringer/multi-beam or girder carrying Bert T Combs-Mount over Middle Fk Red River in Powell County, Kentucky. It was built in 1988, so it is 37 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 8,788 vehicles a day, roughly 12% of them trucks, projected to reach 8,788 by 2041. The structure is 162 ft (49.4 m) long and 28 ft wide.

CarriesBert T Combs-Mount
CrossesMiddle Fk Red River
Location@ JCT Ky 11 @ Slade
RouteState Highway 9000
Coordinates37.7975, -83.70528
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2021
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.2 US tons
Inventory rating35.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length162 ft (49.4 m)
Longest span62 ft (18.9 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,788 (2021)
Projected traffic8,788 by 2041
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$573,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bert T Combs-Mount over Middle Fk Red River built?

It was built in 1988, making it 37 years old in 2025.

What condition is Bert T Combs-Mount over Middle Fk Red River 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 November 2021.

How much traffic does Bert T Combs-Mount over Middle Fk Red River carry?

About 8,788 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is Bert T Combs-Mount over Middle Fk Red River?

The structure is 162 ft (49.4 m) long with a longest span of 62 ft (18.9 m) and a deck 28 ft wide.

Who owns Bert T Combs-Mount over Middle Fk Red River?

It is owned by the State Highway Agency.