US Bridges

Tunnel Ridge Road over Mtn- Parkway @ 35.800

GoodPosted for load

Powell County, Kentucky · .05 MI N of JCT Ky 15 · Structure no. 099B00049N

Built
1962
63 years old
Condition
Good
inspected November 2024
Type
Tee Beam
Concrete Continuous
Length
231 ft
2 main spans
Daily traffic
50
2006 count
Owner
State
State Highway Agency

About this bridge

Tunnel Ridge Road over Mtn- Parkway @ 35.800 is a concrete continuous tee beam carrying Tunnel Ridge Road over Mtn- Parkway @ 35.800 in Powell County, Kentucky. It was built in 1962, so it is 63 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 50 vehicles a day, projected to reach 58 by 2026. The structure is 231 ft (70.3 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesTunnel Ridge Road
CrossesMtn- Parkway @ 35.800
Location.05 MI N of JCT Ky 15
RouteFederal Lands Road 1101
Coordinates37.79778, -83.65389
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.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadH 15
Structure length231 ft (70.3 m)
Longest span76 ft (23.2 m)
Deck width19 ft (5.8 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2006)
Projected traffic58 by 2026
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tunnel Ridge Road over Mtn- Parkway @ 35.800 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Tunnel Ridge Road over Mtn- Parkway @ 35.800 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 2024.

How much traffic does Tunnel Ridge Road over Mtn- Parkway @ 35.800 carry?

About 50 vehicles per day (2006 count).

How long is Tunnel Ridge Road over Mtn- Parkway @ 35.800?

The structure is 231 ft (70.3 m) long with a longest span of 76 ft (23.2 m) and a deck 19 ft wide.

Who owns Tunnel Ridge Road over Mtn- Parkway @ 35.800?

It is owned by the State Highway Agency.