US Bridges

KY-1803 over Blackwater Creek

PoorPosted for load

Laurel County, Kentucky · .90 MI Nor. of Knox Cl · Structure no. 063B00052N

Built
1968
57 years old
Condition
Poor
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
204
2021 count
Owner
State
State Highway Agency

About this bridge

KY-1803 over Blackwater Creek is a prestressed concrete box beam or girders - multiple carrying KY-1803 over Blackwater Creek in Laurel County, Kentucky. It was built in 1968, so it is 57 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 204 vehicles a day, projected to reach 204 by 2041. The structure is 26 ft (7.9 m) long and 24 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesKY-1803
CrossesBlackwater Creek
Location.90 MI Nor. of Knox Cl
RouteState Highway 1803
Coordinates37.0475, -83.90417
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating74.4 US tons
Inventory rating44.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic204 (2021)
Projected traffic204 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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-1803 over Blackwater Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is KY-1803 over Blackwater Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does KY-1803 over Blackwater Creek carry?

About 204 vehicles per day (2021 count).

How long is KY-1803 over Blackwater Creek?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns KY-1803 over Blackwater Creek?

It is owned by the State Highway Agency.