US Bridges

Chauvez RD over US-31

Good

Mason County, Michigan · 3.6 MI S of Ludington · Structure no. 000000000006651

Built
1986
39 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
306 ft
4 main spans
Daily traffic
1,500
1982 count
Owner
State
State Highway Agency

About this bridge

Chauvez RD over US-31 is a prestressed concrete stringer/multi-beam or girder carrying Chauvez RD over US-31 in Mason County, Michigan. It was built in 1986, so it is 39 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 1,500 vehicles a day, projected to reach 1,500 by 1977. The structure is 306 ft (93.2 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesChauvez RD
CrossesUS-31
Location3.6 MI S of Ludington
RouteCounty Highway 5324
Coordinates43.90627, -86.417
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.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.2 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length306 ft (93.2 m)
Longest span113 ft (34.4 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (1982)
Projected traffic1,500 by 1977
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Chauvez RD over US-31 built?

It was built in 1986, making it 39 years old in 2025.

What condition is Chauvez RD over US-31 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 April 2024.

How much traffic does Chauvez RD over US-31 carry?

About 1,500 vehicles per day (1982 count).

How long is Chauvez RD over US-31?

The structure is 306 ft (93.2 m) long with a longest span of 113 ft (34.4 m) and a deck 41 ft wide.

Who owns Chauvez RD over US-31?

It is owned by the State Highway Agency.