US Bridges

US-10 over Weldon Creek

Fair

Mason County, Michigan · 6.3 MI E of US-31 · Structure no. 000000000006633

Built
1938
87 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
5,307
2007 count
Owner
State
State Highway Agency

About this bridge

US-10 over Weldon Creek is a concrete continuous culvert carrying US-10 over Weldon Creek in Mason County, Michigan. It was built in 1938, so it is 87 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 5,307 vehicles a day, roughly 10% of them trucks, projected to reach 6,505 by 2018. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-10
CrossesWeldon Creek
Location6.3 MI E of US-31
RouteU.S. Route 10
Coordinates43.95374, -86.15416
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.4 US tons
Inventory rating48.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length27 ft (8.2 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,307 (2007)
Projected traffic6,505 by 2018
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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-10 over Weldon Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is US-10 over Weldon 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 May 2024.

How much traffic does US-10 over Weldon Creek carry?

About 5,307 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is US-10 over Weldon Creek?

The structure is 27 ft (8.2 m) long with a longest span of 14 ft (4.2 m).

Who owns US-10 over Weldon Creek?

It is owned by the State Highway Agency.