US Bridges

Palmer Road over S Branch Pine River

Good

Arenac County, Michigan · At Foco RD · Structure no. 000000000000471

Built
1983
42 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
73
2018 count
Owner
County
County Highway Agency

About this bridge

Palmer Road over S Branch Pine River is a prestressed concrete box beam or girders - multiple carrying Palmer Road over S Branch Pine River in Arenac County, Michigan. It was built in 1983, so it is 42 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 73 vehicles a day, projected to reach 100 by 2038. The structure is 66 ft (20.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPalmer Road
CrossesS Branch Pine River
LocationAt Foco RD
RouteCounty Highway 0
Coordinates43.96827, -83.92805
Functional classRural Minor 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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span66 ft (20.1 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73 (2018)
Projected traffic100 by 2038
Trucks0%
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 Palmer Road over S Branch Pine River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Palmer Road over S Branch 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 August 2024.

How much traffic does Palmer Road over S Branch Pine River carry?

About 73 vehicles per day (2018 count).

How long is Palmer Road over S Branch Pine River?

The structure is 66 ft (20.1 m) long with a longest span of 66 ft (20.1 m) and a deck 34 ft wide.

Who owns Palmer Road over S Branch Pine River?

It is owned by the County Highway Agency.