US Bridges

Main Street over Hersey River

Good

Osceola County, Michigan · In Hersey S24 T17N R10W · Structure no. 000000000008656

Built
2007
18 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
2,800
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main Street over Hersey River is a prestressed concrete box beam or girders - multiple carrying Main Street over Hersey River in Osceola County, Michigan. It was built in 2007, so it is 18 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 2,800 vehicles a day, roughly 20% of them trucks, projected to reach 5,050 by 2026. The structure is 95 ft (29 m) long and 53 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMain Street
CrossesHersey River
LocationIn Hersey S24 T17N R10W
RouteCity Street 6708
Coordinates43.85293, -85.44453
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating56.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length95 ft (29 m)
Longest span90 ft (27.4 m)
Deck width53 ft (16.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2006)
Projected traffic5,050 by 2026
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Main Street over Hersey River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Main Street over Hersey 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 October 2023.

How much traffic does Main Street over Hersey River carry?

About 2,800 vehicles per day (2006 count), of which roughly 20% are trucks.

How long is Main Street over Hersey River?

The structure is 95 ft (29 m) long with a longest span of 90 ft (27.4 m) and a deck 53 ft wide.

Who owns Main Street over Hersey River?

It is owned by the City or Municipal Highway Agency.