US Bridges

US-68 over Chaplin River

Fair

Boyle County, Kentucky · East 150/68 JCT · Structure no. 011B00042N

Built
1934
91 years old, rebuilt 2022
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
96 ft
3 main spans
Daily traffic
1,379
2022 count
Owner
State
State Highway Agency

About this bridge

US-68 over Chaplin River is a prestressed concrete box beam or girders - single or spread carrying US-68 over Chaplin River in Boyle County, Kentucky. It was built in 1934 and reconstructed in 2022, so it is 91 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 1,379 vehicles a day, roughly 8% of them trucks, projected to reach 1,379 by 2042. The structure is 96 ft (29.4 m) long and 37 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesUS-68
CrossesChaplin River
LocationEast 150/68 JCT
RouteU.S. Route 68
CountyBoyle County
StateKentucky
Coordinates37.65028, -84.95139
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.5 US tons
Inventory rating48.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length96 ft (29.4 m)
Longest span34 ft (10.4 m)
Deck width37 ft (11.3 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,379 (2022)
Projected traffic1,379 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$436,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US-68 over Chaplin River built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 2022.

What condition is US-68 over Chaplin 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 October 2024.

How much traffic does US-68 over Chaplin River carry?

About 1,379 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is US-68 over Chaplin River?

The structure is 96 ft (29.4 m) long with a longest span of 34 ft (10.4 m) and a deck 37 ft wide.

Who owns US-68 over Chaplin River?

It is owned by the State Highway Agency.