US Bridges

KY-691 over Marrowbone Creek

FairPosted for load

Cumberland County, Kentucky · .55 MI West of JCT Ky 90 · Structure no. 029B00015N

Built
1957
68 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete
Length
159 ft
3 main spans
Daily traffic
296
2021 count
Owner
State
State Highway Agency

About this bridge

KY-691 over Marrowbone Creek is a concrete tee beam carrying KY-691 over Marrowbone Creek in Cumberland County, Kentucky. It was built in 1957, so it is 68 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. Its operating status is: posted for load restriction.

It carries about 296 vehicles a day, projected to reach 296 by 2041. The structure is 159 ft (48.5 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesKY-691
CrossesMarrowbone Creek
Location.55 MI West of JCT Ky 90
RouteState Highway 691
CountyCumberland County
StateKentucky
Coordinates36.78667, -85.42028
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length159 ft (48.5 m)
Longest span50 ft (15.2 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic296 (2021)
Projected traffic296 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 KY-691 over Marrowbone Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is KY-691 over Marrowbone Creek 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 March 2024.

How much traffic does KY-691 over Marrowbone Creek carry?

About 296 vehicles per day (2021 count).

How long is KY-691 over Marrowbone Creek?

The structure is 159 ft (48.5 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.

Who owns KY-691 over Marrowbone Creek?

It is owned by the State Highway Agency.