US Bridges

US-23 over Lockwood Creek

Fair

Monroe County, Michigan · 8.0 MI N Ohio State Line · Structure no. 000000000007097

Built
1959
66 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
31,260
2007 count
Owner
State
State Highway Agency

About this bridge

US-23 over Lockwood Creek is a concrete culvert carrying US-23 over Lockwood Creek in Monroe County, Michigan. It was built in 1959, so it is 66 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 31,260 vehicles a day, roughly 20% of them trucks, projected to reach 31,464 by 2018. The structure is 20 ft (6.1 m) long.

CarriesUS-23
CrossesLockwood Creek
Location8.0 MI N Ohio State Line
RouteU.S. Route 23
Coordinates41.83687, -83.67399
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating64.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,260 (2007)
Projected traffic31,464 by 2018
Trucks20%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 US-23 over Lockwood Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is US-23 over Lockwood Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does US-23 over Lockwood Creek carry?

About 31,260 vehicles per day (2007 count), of which roughly 20% are trucks.

How long is US-23 over Lockwood Creek?

The structure is 20 ft (6.1 m) long with a longest span of 10 ft (3 m).

Who owns US-23 over Lockwood Creek?

It is owned by the State Highway Agency.