US Bridges

Ocqueoc Falls HWY over Ocqueoc River

FairPosted for load

Presque Isle County, Michigan · 4 MI N of Millersburg · Structure no. 000000000008978

Built
1920
105 years old
Condition
Fair
inspected September 2023
Type
Arch - Deck
Concrete
Length
57 ft
1 main span
Daily traffic
250
2007 count
Owner
County
County Highway Agency

About this bridge

Ocqueoc Falls HWY over Ocqueoc River is a concrete arch - deck carrying Ocqueoc Falls HWY over Ocqueoc River in Presque Isle County, Michigan. It was built in 1920, so it is 105 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. Its operating status is: posted for load restriction.

It carries about 250 vehicles a day, projected to reach 400 by 2027. The structure is 57 ft (17.3 m) long and 23 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesOcqueoc Falls HWY
CrossesOcqueoc River
Location4 MI N of Millersburg
RouteCounty Highway 7150
CountyPresque Isle County
StateMichigan
Coordinates45.39538, -84.05783
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating29.9 US tons
Inventory rating29.9 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length57 ft (17.3 m)
Longest span50 ft (15.2 m)
Deck width23 ft (7 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2007)
Projected traffic400 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$626,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Ocqueoc Falls HWY over Ocqueoc River built?

It was built in 1920, making it 105 years old in 2025.

What condition is Ocqueoc Falls HWY 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 September 2023.

How much traffic does Ocqueoc Falls HWY over Ocqueoc River carry?

About 250 vehicles per day (2007 count).

How long is Ocqueoc Falls HWY over Ocqueoc River?

The structure is 57 ft (17.3 m) long with a longest span of 50 ft (15.2 m) and a deck 23 ft wide.

Who owns Ocqueoc Falls HWY over Ocqueoc River?

It is owned by the County Highway Agency.