US Bridges

Bagley Road over Pine River

Fair

Gratiot County, Michigan · Sec 4-5 Bethany Twp · Structure no. 000000000003172

Built
1984
41 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
128 ft
2 main spans
Daily traffic
1,135
2003 count
Owner
County
County Highway Agency

About this bridge

Bagley Road over Pine River is a prestressed concrete box beam or girders - multiple carrying Bagley Road over Pine River in Gratiot County, Michigan. It was built in 1984, so it is 41 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,135 vehicles a day, projected to reach 1,535 by 2023. The structure is 128 ft (39 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBagley Road
CrossesPine River
LocationSec 4-5 Bethany Twp
RouteCounty Highway 2967
Coordinates43.45335, -84.56813
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating63.2 US tons
Inventory rating37.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span63 ft (19.2 m)
Deck width37 ft (11.4 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,135 (2003)
Projected traffic1,535 by 2023
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Bagley Road over Pine River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Bagley Road over Pine River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Bagley Road over Pine River carry?

About 1,135 vehicles per day (2003 count).

How long is Bagley Road over Pine River?

The structure is 128 ft (39 m) long with a longest span of 63 ft (19.2 m) and a deck 37 ft wide.

Who owns Bagley Road over Pine River?

It is owned by the County Highway Agency.