US Bridges

M-68 over Little Ocqueoc River

Good

Presque Isle County, Michigan · 9.6 MI W of US-23 · Structure no. 000000000008954

Built
1959
66 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete
Length
34 ft
1 main span
Daily traffic
1,564
2007 count
Owner
State
State Highway Agency

About this bridge

M-68 over Little Ocqueoc River is a concrete tee beam carrying M-68 over Little Ocqueoc River in Presque Isle 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 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 1,564 vehicles a day, roughly 5% of them trucks, projected to reach 2,305 by 2018. The structure is 34 ft (10.3 m) long and 44 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesM-68
CrossesLittle Ocqueoc River
Location9.6 MI W of US-23
RouteState Highway 68
Coordinates45.39614, -84.02202
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.
Last inspectionAugust 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66.5 US tons
Inventory rating40 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.3 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,564 (2007)
Projected traffic2,305 by 2018
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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-68 over Little Ocqueoc River built?

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

What condition is M-68 over Little Ocqueoc 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 August 2024.

How much traffic does M-68 over Little Ocqueoc River carry?

About 1,564 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is M-68 over Little Ocqueoc River?

The structure is 34 ft (10.3 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns M-68 over Little Ocqueoc River?

It is owned by the State Highway Agency.