US Bridges

KY-685 over Cumberland Parkway

Fair

Barren County, Kentucky · .25 MI S of JCT US 68 · Structure no. 005B00062N

Built
1973
52 years old
Condition
Fair
inspected August 2022
Type
Tee Beam
Concrete Continuous
Length
243 ft
4 main spans
Daily traffic
209
2021 count
Owner
State
State Highway Agency

About this bridge

KY-685 over Cumberland Parkway is a concrete continuous tee beam carrying KY-685 over Cumberland Parkway in Barren County, Kentucky. It was built in 1973, so it is 52 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 209 vehicles a day, projected to reach 209 by 2041. The structure is 243 ft (74.1 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesKY-685
CrossesCumberland Parkway
Location.25 MI S of JCT US 68
RouteState Highway 685
CountyBarren County
StateKentucky
Coordinates37.01306, -86.02444
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length243 ft (74.1 m)
Longest span65 ft (19.8 m)
Deck width30 ft (9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209 (2021)
Projected traffic209 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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-685 over Cumberland Parkway built?

It was built in 1973, making it 52 years old in 2025.

What condition is KY-685 over Cumberland Parkway in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2022.

How much traffic does KY-685 over Cumberland Parkway carry?

About 209 vehicles per day (2021 count).

How long is KY-685 over Cumberland Parkway?

The structure is 243 ft (74.1 m) long with a longest span of 65 ft (19.8 m) and a deck 30 ft wide.

Who owns KY-685 over Cumberland Parkway?

It is owned by the State Highway Agency.