US Bridges

Mary Adams Road over Sinking Creek

Good

Simpson County, Kentucky · 0.14 MI West JCT Ky 621 · Structure no. 107C00009N

Built
1984
41 years old
Condition
Good
inspected December 2022
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
109
2022 count
Owner
County
County Highway Agency

About this bridge

Mary Adams Road over Sinking Creek is a concrete culvert carrying Mary Adams Road over Sinking Creek in Simpson County, Kentucky. It was built in 1984, so it is 41 years old, younger 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 109 vehicles a day, projected to reach 109 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesMary Adams Road
CrossesSinking Creek
Location0.14 MI West JCT Ky 621
RouteCounty Highway 1315
Coordinates36.79056, -86.585
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic109 (2022)
Projected traffic109 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mary Adams Road over Sinking Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Mary Adams Road over Sinking Creek 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 December 2022.

How much traffic does Mary Adams Road over Sinking Creek carry?

About 109 vehicles per day (2022 count).

How long is Mary Adams Road over Sinking Creek?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m).

Who owns Mary Adams Road over Sinking Creek?

It is owned by the County Highway Agency.