US Bridges

Mahan HWY over Battle Creek River

Good

Eaton County, Michigan · 6 MI NE of Olivet · Structure no. 000000000002378

Built
1994
31 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
101
2021 count
Owner
County
County Highway Agency

About this bridge

Mahan HWY over Battle Creek River is a prestressed concrete box beam or girders - multiple carrying Mahan HWY over Battle Creek River in Eaton County, Michigan. It was built in 1994, so it is 31 years old, younger 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 101 vehicles a day, roughly 1% of them trucks, projected to reach 112 by 2041. The structure is 60 ft (18.3 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMahan HWY
CrossesBattle Creek River
Location6 MI NE of Olivet
RouteCounty Highway 0
Coordinates42.46525, -84.80715
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionApril 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span57 ft (17.3 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101 (2021)
Projected traffic112 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Mahan HWY over Battle Creek River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Mahan HWY over Battle Creek 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 April 2023.

How much traffic does Mahan HWY over Battle Creek River carry?

About 101 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Mahan HWY over Battle Creek River?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.3 m) and a deck 33 ft wide.

Who owns Mahan HWY over Battle Creek River?

It is owned by the County Highway Agency.