US Bridges

M-35 over Days River

Good

Delta County, Michigan · In Brampton · Structure no. 000000000002109

Built
1966
59 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
3,875
2007 count
Owner
State
State Highway Agency

About this bridge

M-35 over Days River is a steel stringer/multi-beam or girder carrying M-35 over Days River in Delta County, Michigan. It was built in 1966, so it is 59 years old, older than the Michigan average of 48.3 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 3,875 vehicles a day, roughly 11% of them trucks, projected to reach 4,265 by 2018. The structure is 59 ft (17.9 m) long and 46 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesM-35
CrossesDays River
LocationIn Brampton
RouteState Highway 35
Coordinates45.93007, -87.07045
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.8 US tons
Inventory rating55.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length59 ft (17.9 m)
Longest span56 ft (17.2 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,875 (2007)
Projected traffic4,265 by 2018
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 M-35 over Days River built?

It was built in 1966, making it 59 years old in 2025.

What condition is M-35 over Days River 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 October 2023.

How much traffic does M-35 over Days River carry?

About 3,875 vehicles per day (2007 count), of which roughly 11% are trucks.

How long is M-35 over Days River?

The structure is 59 ft (17.9 m) long with a longest span of 56 ft (17.2 m) and a deck 46 ft wide.

Who owns M-35 over Days River?

It is owned by the State Highway Agency.