US Bridges

Lower Salt River R over Salt River

FairPosted for load

Boyle County, Kentucky · .6 MI E of JCT W/Ky 1822 · Structure no. 011C00034N

Built
1937
88 years old, rebuilt 2011
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
2 main spans
Daily traffic
29
2019 count
Owner
County
County Highway Agency

About this bridge

Lower Salt River R over Salt River is a prestressed concrete box beam or girders - multiple carrying Lower Salt River R over Salt River in Boyle County, Kentucky. It was built in 1937 and reconstructed in 2011, so it is 88 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. Its operating status is: posted for load restriction.

It carries about 29 vehicles a day, projected to reach 29 by 2039. The structure is 102 ft (31.2 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesLower Salt River R
CrossesSalt River
Location.6 MI E of JCT W/Ky 1822
RouteCounty Highway 1303
Coordinates37.69139, -84.88194
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.7 US tons
Inventory rating31.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2 (+1 approach)
Design loadUnknown
Structure length102 ft (31.2 m)
Longest span36 ft (10.9 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2019)
Projected traffic29 by 2039
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Lower Salt River R over Salt River built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 2011.

What condition is Lower Salt River R over Salt 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 2024.

How much traffic does Lower Salt River R over Salt River carry?

About 29 vehicles per day (2019 count).

How long is Lower Salt River R over Salt River?

The structure is 102 ft (31.2 m) long with a longest span of 36 ft (10.9 m) and a deck 15 ft wide.

Who owns Lower Salt River R over Salt River?

It is owned by the County Highway Agency.