US Bridges

68th Ave over Eastmanville Bayou

Fair

Ottawa County, Michigan · 0.59 Miles N of Osborn · Structure no. 000000000008833

Built
1980
45 years old, rebuilt 1998
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
12,355
2019 count
Owner
County
County Highway Agency

About this bridge

68th Ave over Eastmanville Bayou is a prestressed concrete box beam or girders - multiple carrying 68th Ave over Eastmanville Bayou in Ottawa County, Michigan. It was built in 1980 and reconstructed in 1998, so it is 45 years old, younger 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 12,355 vehicles a day, roughly 5% of them trucks, projected to reach 22,310 by 2039. The structure is 120 ft (36.6 m) long and 41 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
Carries68th Ave
CrossesEastmanville Bayou
Location0.59 Miles N of Osborn
RouteCounty Highway 7053
CountyOttawa County
StateMichigan
Coordinates43.01323, -85.95546
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating75.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length120 ft (36.6 m)
Longest span39 ft (11.8 m)
Deck width41 ft (12.5 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,355 (2019)
Projected traffic22,310 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 68th Ave over Eastmanville Bayou built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 1998.

What condition is 68th Ave over Eastmanville Bayou 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 July 2024.

How much traffic does 68th Ave over Eastmanville Bayou carry?

About 12,355 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is 68th Ave over Eastmanville Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 39 ft (11.8 m) and a deck 41 ft wide.

Who owns 68th Ave over Eastmanville Bayou?

It is owned by the County Highway Agency.