US Bridges

Sullivan Road over Pine River

Good

Chippewa County, Michigan · 2.5 MI N of Fibre · Structure no. 000000000001664

Built
2010
15 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
179
2010 count
Owner
County
County Highway Agency

About this bridge

Sullivan Road over Pine River is a prestressed concrete box beam or girders - multiple carrying Sullivan Road over Pine River in Chippewa County, Michigan. It was built in 2010, so it is 15 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 179 vehicles a day, roughly 5% of them trucks, projected to reach 266 by 2030. The structure is 80 ft (24.4 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSullivan Road
CrossesPine River
Location2.5 MI N of Fibre
RouteCounty Highway 0
Coordinates46.24601, -84.71779
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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating101.1 US tons
Inventory rating77.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span79 ft (24.1 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic179 (2010)
Projected traffic266 by 2030
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Sullivan Road over Pine River built?

It was built in 2010, making it 15 years old in 2025.

What condition is Sullivan Road over Pine 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 June 2023.

How much traffic does Sullivan Road over Pine River carry?

About 179 vehicles per day (2010 count), of which roughly 5% are trucks.

How long is Sullivan Road over Pine River?

The structure is 80 ft (24.4 m) long with a longest span of 79 ft (24.1 m) and a deck 28 ft wide.

Who owns Sullivan Road over Pine River?

It is owned by the County Highway Agency.