US Bridges

M-231 over Beeline Drain

Good

Ottawa County, Michigan · 2.5 MI N of M-45 · Structure no. 000000000013675

Built
2015
10 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
5,750
2015 count
Owner
State
State Highway Agency

About this bridge

M-231 over Beeline Drain is a concrete culvert carrying M-231 over Beeline Drain in Ottawa County, Michigan. It was built in 2015, so it is 10 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 5,750 vehicles a day, roughly 8% of them trucks, projected to reach 7,750 by 2035. The structure is 30 ft (9.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesM-231
CrossesBeeline Drain
Location2.5 MI N of M-45
RouteState Highway 231
Coordinates43.00877, -86.0908
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating57.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length30 ft (9.2 m)
Longest span26 ft (8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,750 (2015)
Projected traffic7,750 by 2035
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-231 over Beeline Drain built?

It was built in 2015, making it 10 years old in 2025.

What condition is M-231 over Beeline Drain 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 January 2025.

How much traffic does M-231 over Beeline Drain carry?

About 5,750 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is M-231 over Beeline Drain?

The structure is 30 ft (9.2 m) long with a longest span of 26 ft (8 m).

Who owns M-231 over Beeline Drain?

It is owned by the State Highway Agency.