US Bridges

KY-1987 over Salt River

Good

Mercer County, Kentucky · .75 MI West of JCT US 127 · Structure no. 084B00018N

Built
1935
90 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete
Length
160 ft
3 main spans
Daily traffic
585
2023 count
Owner
State
State Highway Agency

About this bridge

KY-1987 over Salt River is a concrete tee beam carrying KY-1987 over Salt River in Mercer County, Kentucky. It was built in 1935, so it is 90 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 585 vehicles a day, projected to reach 585 by 2043. The structure is 160 ft (48.8 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesKY-1987
CrossesSalt River
Location.75 MI West of JCT US 127
RouteState Highway 1987
Coordinates37.91556, -84.87694
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.4 US tons
Inventory rating44.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length160 ft (48.8 m)
Longest span47 ft (14.3 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic585 (2023)
Projected traffic585 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-1987 over Salt River built?

It was built in 1935, making it 90 years old in 2025.

What condition is KY-1987 over Salt River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does KY-1987 over Salt River carry?

About 585 vehicles per day (2023 count).

How long is KY-1987 over Salt River?

The structure is 160 ft (48.8 m) long with a longest span of 47 ft (14.3 m) and a deck 27 ft wide.

Who owns KY-1987 over Salt River?

It is owned by the State Highway Agency.