US Bridges

Ky 73 over Sinking Creek

Good

Simpson County, Kentucky · 2.02 MI N of JCT US 31W · Structure no. 107B00041N

Built
2003
22 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
1,681
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 73 over Sinking Creek is a prestressed concrete stringer/multi-beam or girder carrying Ky 73 over Sinking Creek in Simpson County, Kentucky. It was built in 2003, so it is 22 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 1,681 vehicles a day, roughly 16% of them trucks, projected to reach 1,681 by 2042. The structure is 87 ft (26.5 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesKy 73
CrossesSinking Creek
Location2.02 MI N of JCT US 31W
RouteState Highway 73
Coordinates36.75262, -86.59788
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length87 ft (26.5 m)
Longest span84 ft (25.6 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,681 (2022)
Projected traffic1,681 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ky 73 over Sinking Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Ky 73 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 July 2023.

How much traffic does Ky 73 over Sinking Creek carry?

About 1,681 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is Ky 73 over Sinking Creek?

The structure is 87 ft (26.5 m) long with a longest span of 84 ft (25.6 m) and a deck 43 ft wide.

Who owns Ky 73 over Sinking Creek?

It is owned by the State Highway Agency.