US Bridges

220 TH Ave over Hersey River

Fair

Osceola County, Michigan · Section 33 T18N R10W · Structure no. 000000000008633

Built
1985
40 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
891
2017 count
Owner
County
County Highway Agency

About this bridge

220 TH Ave over Hersey River is a prestressed concrete stringer/multi-beam or girder carrying 220 TH Ave over Hersey River in Osceola County, Michigan. It was built in 1985, so it is 40 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 5 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 891 vehicles a day, roughly 2% of them trucks, projected to reach 1,900 by 2037. The structure is 70 ft (21.3 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries220 TH Ave
CrossesHersey River
LocationSection 33 T18N R10W
RouteCounty Highway 0
CountyOsceola County
StateMichigan
Coordinates43.91396, -85.52129
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating34.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic891 (2017)
Projected traffic1,900 by 2037
Trucks2%
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

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 220 TH Ave over Hersey River built?

It was built in 1985, making it 40 years old in 2025.

What condition is 220 TH Ave over Hersey 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 July 2023.

How much traffic does 220 TH Ave over Hersey River carry?

About 891 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is 220 TH Ave over Hersey River?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 39 ft wide.

Who owns 220 TH Ave over Hersey River?

It is owned by the County Highway Agency.