US Bridges

M-25 over (no Name) Drain

Fair

Tuscola County, Michigan · 5.3 MI NE of Bay CO Line · Structure no. 000000000010440

Built
1932
93 years old, rebuilt 1985
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete
Length
32 ft
1 main span
Daily traffic
5,571
2007 count
Owner
State
State Highway Agency

About this bridge

M-25 over (no Name) Drain is a concrete tee beam carrying M-25 over (no Name) Drain in Tuscola County, Michigan. It was built in 1932 and reconstructed in 1985, so it is 93 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 5,571 vehicles a day, roughly 6% of them trucks, projected to reach 7,535 by 2018. The structure is 32 ft (9.9 m) long and 47 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesM-25
Crosses(no Name) Drain
Location5.3 MI NE of Bay CO Line
RouteState Highway 25
CountyTuscola County
StateMichigan
Coordinates43.60795, -83.60407
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating40.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length32 ft (9.9 m)
Longest span30 ft (9.1 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,571 (2007)
Projected traffic7,535 by 2018
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was M-25 over (no Name) Drain built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1985.

What condition is M-25 over (no Name) Drain 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 March 2023.

How much traffic does M-25 over (no Name) Drain carry?

About 5,571 vehicles per day (2007 count), of which roughly 6% are trucks.

How long is M-25 over (no Name) Drain?

The structure is 32 ft (9.9 m) long with a longest span of 30 ft (9.1 m) and a deck 47 ft wide.

Who owns M-25 over (no Name) Drain?

It is owned by the State Highway Agency.