US Bridges

Smiths Creek Road over Pine River

Good

St. Clair County, Michigan · Sec. 27-34 Kimball Twp. · Structure no. 000000000010054

Built
1973
52 years old, rebuilt 2013
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
3,160
2012 count
Owner
County
County Highway Agency

About this bridge

Smiths Creek Road over Pine River is a prestressed concrete stringer/multi-beam or girder carrying Smiths Creek Road over Pine River in St. Clair County, Michigan. It was built in 1973 and reconstructed in 2013, so it is 52 years old, older 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 3,160 vehicles a day, roughly 28% of them trucks, projected to reach 3,860 by 2032. The structure is 90 ft (27.4 m) long and 39 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSmiths Creek Road
CrossesPine River
LocationSec. 27-34 Kimball Twp.
RouteCounty Highway 7756
Coordinates42.91865, -82.55865
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating46.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length90 ft (27.4 m)
Longest span87 ft (26.5 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,160 (2012)
Projected traffic3,860 by 2032
Trucks28%
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 Smiths Creek Road over Pine River built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2013.

What condition is Smiths Creek 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 November 2023.

How much traffic does Smiths Creek Road over Pine River carry?

About 3,160 vehicles per day (2012 count), of which roughly 28% are trucks.

How long is Smiths Creek Road over Pine River?

The structure is 90 ft (27.4 m) long with a longest span of 87 ft (26.5 m) and a deck 39 ft wide.

Who owns Smiths Creek Road over Pine River?

It is owned by the County Highway Agency.