US Bridges

Bull Lane over Doctors Fork

Fair

Boyle County, Kentucky · 1000 E of Short Line · Structure no. 011C00043N

Built
1987
38 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
39 ft
1 main span
Daily traffic
163
2006 count
Owner
County
County Highway Agency

About this bridge

Bull Lane over Doctors Fork is a steel stringer/multi-beam or girder carrying Bull Lane over Doctors Fork in Boyle County, Kentucky. It was built in 1987, so it is 38 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 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 163 vehicles a day, projected to reach 286 by 2026. The structure is 39 ft (12 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesBull Lane
CrossesDoctors Fork
Location1000 E of Short Line
RouteCounty Highway 1321
CountyBoyle County
StateKentucky
Coordinates37.63806, -84.99417
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 protection7 GoodSome minor problems.
Last inspectionSeptember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length39 ft (12 m)
Longest span34 ft (10.5 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163 (2006)
Projected traffic286 by 2026
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$76,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Bull Lane over Doctors Fork built?

It was built in 1987, making it 38 years old in 2025.

What condition is Bull Lane 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 September 2024.

How much traffic does Bull Lane over Doctors Fork carry?

About 163 vehicles per day (2006 count).

How long is Bull Lane over Doctors Fork?

The structure is 39 ft (12 m) long with a longest span of 34 ft (10.5 m) and a deck 20 ft wide.

Who owns Bull Lane over Doctors Fork?

It is owned by the County Highway Agency.