US Bridges

Park RD over US-31 NB

Good

Oceana County, Michigan · 2 MI SW of New Era · Structure no. 000000000008331

Built
1973
52 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
152 ft
1 main span
Daily traffic
60
1988 count
Owner
State
State Highway Agency

About this bridge

Park RD over US-31 NB is a steel stringer/multi-beam or girder carrying Park RD over US-31 NB in Oceana County, Michigan. It was built in 1973, so it is 52 years old, older 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 60 vehicles a day, projected to reach 69 by 2008. The structure is 152 ft (46.3 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPark RD
CrossesUS-31 NB
Location2 MI SW of New Era
RouteCounty Highway 0
Coordinates43.53356, -86.38369
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100.3 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length152 ft (46.3 m)
Longest span152 ft (46.3 m)
Deck width40 ft (12.3 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (1988)
Projected traffic69 by 2008
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$93,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Park RD over US-31 NB built?

It was built in 1973, making it 52 years old in 2025.

What condition is Park RD over US-31 NB 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 July 2024.

How much traffic does Park RD over US-31 NB carry?

About 60 vehicles per day (1988 count).

How long is Park RD over US-31 NB?

The structure is 152 ft (46.3 m) long with a longest span of 152 ft (46.3 m) and a deck 40 ft wide.

Who owns Park RD over US-31 NB?

It is owned by the State Highway Agency.