US Bridges

US-23 over Ocqueoc River

Fair

Presque Isle County, Michigan · 12 MI SE of Cheboygan Col · Structure no. 000000000008965

Built
1937
88 years old, rebuilt 1994
Condition
Fair
inspected June 2024
Type
Truss - Deck
Steel
Length
106 ft
1 main span
Daily traffic
977
2007 count
Owner
State
State Highway Agency

About this bridge

US-23 over Ocqueoc River is a steel truss - deck carrying US-23 over Ocqueoc River in Presque Isle County, Michigan. It was built in 1937 and reconstructed in 1994, so it is 88 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 5 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 977 vehicles a day, roughly 6% of them trucks, projected to reach 3,746 by 2018. The structure is 106 ft (32.3 m) long and 38 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

CarriesUS-23
CrossesOcqueoc River
Location12 MI SE of Cheboygan Col
RouteU.S. Route 23
Coordinates45.48791, -84.0761
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.9 US tons
Inventory rating41.1 US tons

Structure

Structure typeTruss - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length106 ft (32.3 m)
Longest span106 ft (32.3 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic977 (2007)
Projected traffic3,746 by 2018
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-23 over Ocqueoc River built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1994.

What condition is US-23 over Ocqueoc River 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 June 2024.

How much traffic does US-23 over Ocqueoc River carry?

About 977 vehicles per day (2007 count), of which roughly 6% are trucks.

How long is US-23 over Ocqueoc River?

The structure is 106 ft (32.3 m) long with a longest span of 106 ft (32.3 m) and a deck 38 ft wide.

Who owns US-23 over Ocqueoc River?

It is owned by the State Highway Agency.