US Bridges

KY-690 over N Fk Rough River

Fair

Breckinridge County, Kentucky · 1.0 MI East of JCT Ky 79 · Structure no. 014B00023N

Built
1949
76 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
159 ft
3 main spans
Daily traffic
266
2021 count
Owner
State
State Highway Agency

About this bridge

KY-690 over N Fk Rough River is a concrete tee beam carrying KY-690 over N Fk Rough River in Breckinridge County, Kentucky. It was built in 1949, so it is 76 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 5 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 266 vehicles a day, projected to reach 266 by 2041. The structure is 159 ft (48.5 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesKY-690
CrossesN Fk Rough River
Location1.0 MI East of JCT Ky 79
RouteState Highway 690
CountyBreckinridge County
StateKentucky
Coordinates37.69222, -86.39139
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.3 US tons
Inventory rating32.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length159 ft (48.5 m)
Longest span50 ft (15.2 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic266 (2021)
Projected traffic266 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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-690 over N Fk Rough River built?

It was built in 1949, making it 76 years old in 2025.

What condition is KY-690 over N Fk Rough River 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 September 2023.

How much traffic does KY-690 over N Fk Rough River carry?

About 266 vehicles per day (2021 count).

How long is KY-690 over N Fk Rough River?

The structure is 159 ft (48.5 m) long with a longest span of 50 ft (15.2 m) and a deck 24 ft wide.

Who owns KY-690 over N Fk Rough River?

It is owned by the State Highway Agency.