US Bridges

Berne Road over Pinnebog River

Good

Huron County, Michigan · Sec. 34 Chandler Twp. · Structure no. 000000000003579

Built
1994
31 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
85
2009 count
Owner
County
County Highway Agency

About this bridge

Berne Road over Pinnebog River is a prestressed concrete box beam or girders - multiple carrying Berne Road over Pinnebog River in Huron 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 85 vehicles a day, roughly 1% of them trucks, projected to reach 155 by 2029. The structure is 75 ft (22.8 m) long and 34 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBerne Road
CrossesPinnebog River
LocationSec. 34 Chandler Twp.
RouteCounty Highway 0
Coordinates43.84757, -83.1622
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 protection8 Very GoodNo problems noted.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating92.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length75 ft (22.8 m)
Longest span71 ft (21.6 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (2009)
Projected traffic155 by 2029
Trucks1%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Berne Road over Pinnebog River built?

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

What condition is Berne Road over Pinnebog 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 Berne Road over Pinnebog River carry?

About 85 vehicles per day (2009 count), of which roughly 1% are trucks.

How long is Berne Road over Pinnebog River?

The structure is 75 ft (22.8 m) long with a longest span of 71 ft (21.6 m) and a deck 34 ft wide.

Who owns Berne Road over Pinnebog River?

It is owned by the County Highway Agency.