US Bridges

KY-1920 over Doctors Fork

Fair

Boyle County, Kentucky · 1.6 MI W of JCT US 150 · Structure no. 011B00046N

Built
1983
42 years old
Condition
Fair
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
552
2021 count
Owner
State
State Highway Agency

About this bridge

KY-1920 over Doctors Fork is a prestressed concrete box beam or girders - multiple carrying KY-1920 over Doctors Fork in Boyle County, Kentucky. It was built in 1983, so it is 42 years old, younger 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 552 vehicles a day, projected to reach 552 by 2041. The structure is 58 ft (17.7 m) long and 33 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesKY-1920
CrossesDoctors Fork
Location1.6 MI W of JCT US 150
RouteState Highway 1920
CountyBoyle County
StateKentucky
Coordinates37.67194, -84.96194
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating108.2 US tons
Inventory rating64.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic552 (2021)
Projected traffic552 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-1920 over Doctors Fork built?

It was built in 1983, making it 42 years old in 2025.

What condition is KY-1920 over Doctors Fork 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 2022.

How much traffic does KY-1920 over Doctors Fork carry?

About 552 vehicles per day (2021 count).

How long is KY-1920 over Doctors Fork?

The structure is 58 ft (17.7 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns KY-1920 over Doctors Fork?

It is owned by the State Highway Agency.