US Bridges

KY-1787 over Clear Creek

PoorPosted for load

Rockcastle County, Kentucky · 2.2 MI NW of JCT Ky 1912 · Structure no. 102B00034N

Built
1970
55 years old
Condition
Poor
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
135
2023 count
Owner
State
State Highway Agency

About this bridge

KY-1787 over Clear Creek is a prestressed concrete box beam or girders - multiple carrying KY-1787 over Clear Creek in Rockcastle County, Kentucky. It was built in 1970, so it is 55 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 135 vehicles a day, projected to reach 135 by 2043. The structure is 70 ft (21.3 m) long and 24 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesKY-1787
CrossesClear Creek
Location2.2 MI NW of JCT Ky 1912
RouteState Highway 1787
Coordinates37.47722, -84.26028
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.8 US tons
Inventory rating26.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span69 ft (20.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2023)
Projected traffic135 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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-1787 over Clear Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is KY-1787 over Clear 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 September 2024.

How much traffic does KY-1787 over Clear Creek carry?

About 135 vehicles per day (2023 count).

How long is KY-1787 over Clear Creek?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (20.9 m) and a deck 24 ft wide.

Who owns KY-1787 over Clear Creek?

It is owned by the State Highway Agency.