US Bridges

Park Street over Boyne River

Fair

Charlevoix County, Michigan · 0.10 W M-75 in Boyne City · Structure no. 000000000001486

Built
1991
34 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
5,000
2004 count
Owner
City
City or Municipal Highway Agency

About this bridge

Park Street over Boyne River is a prestressed concrete box beam or girders - multiple carrying Park Street over Boyne River in Charlevoix County, Michigan. It was built in 1991, so it is 34 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 5,000 vehicles a day, roughly 2% of them trucks, projected to reach 6,160 by 2025. The structure is 42 ft (12.8 m) long and 40 ft wide.

CarriesPark Street
CrossesBoyne River
Location0.10 W M-75 in Boyne City
RouteCity Street 0
Coordinates45.21422, -85.01318
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.8 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width40 ft (12.3 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2004)
Projected traffic6,160 by 2025
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 Park Street over Boyne River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Park Street over Boyne 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 August 2023.

How much traffic does Park Street over Boyne River carry?

About 5,000 vehicles per day (2004 count), of which roughly 2% are trucks.

How long is Park Street over Boyne River?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 40 ft wide.

Who owns Park Street over Boyne River?

It is owned by the City or Municipal Highway Agency.