US Bridges

Sebewaing Road over Pigeon River

Good

Huron County, Michigan · Sec 11-14 Grant Twp · Structure no. 000000000003518

Built
2005
20 years old, rebuilt 2013
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
2,860
2009 count
Owner
County
County Highway Agency

About this bridge

Sebewaing Road over Pigeon River is a prestressed concrete box beam or girders - multiple carrying Sebewaing Road over Pigeon River in Huron County, Michigan. It was built in 2005 and reconstructed in 2013, so it is 20 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 2,860 vehicles a day, roughly 10% of them trucks, projected to reach 5,170 by 2029. The structure is 87 ft (26.5 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSebewaing Road
CrossesPigeon River
LocationSec 11-14 Grant Twp
RouteCounty Highway 3218
Coordinates43.73218, -83.1519
Functional classRural Major Collector

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.1 US tons
Inventory rating59 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span86 ft (26.1 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,860 (2009)
Projected traffic5,170 by 2029
Trucks10%
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 Sebewaing Road over Pigeon River built?

It was built in 2005, making it 20 years old in 2025. It was reconstructed in 2013.

What condition is Sebewaing Road over Pigeon 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 September 2023.

How much traffic does Sebewaing Road over Pigeon River carry?

About 2,860 vehicles per day (2009 count), of which roughly 10% are trucks.

How long is Sebewaing Road over Pigeon River?

The structure is 87 ft (26.5 m) long with a longest span of 86 ft (26.1 m) and a deck 44 ft wide.

Who owns Sebewaing Road over Pigeon River?

It is owned by the County Highway Agency.