US Bridges

Covered Bridge RD over ST Joseph River

FairPosted for load

St. Joseph County, Michigan · 3 MI North of Centreville · Structure no. 000000000010314

Built
1885
140 years old, rebuilt 2023
Condition
Fair
inspected February 2024
Type
Truss - Thru
Wood or Timber
Length
285 ft
3 main spans
Daily traffic
1,144
2018 count
Owner
County
County Highway Agency

About this bridge

Covered Bridge RD over ST Joseph River is a wood or timber truss - thru carrying Covered Bridge RD over ST Joseph River in St. Joseph County, Michigan. It was built in 1885 and reconstructed in 2023, so it is 140 years old, older 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. Its operating status is: posted for load restriction.

It carries about 1,144 vehicles a day, roughly 8% of them trucks, projected to reach 1,215 by 2038. The structure is 285 ft (86.8 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCovered Bridge RD
CrossesST Joseph River
Location3 MI North of Centreville
RouteCounty Highway 0
Coordinates41.96721, -85.52821
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
Deck8 Very GoodNo problems noted.
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 inspectionFebruary 2024
Inspection intervalevery 21 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating9.3 US tons
Inventory rating5.4 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length285 ft (86.8 m)
Longest span93 ft (28.3 m)
Deck width20 ft (6.2 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deck13 ft (4 m)

Traffic and service

Average daily traffic1,144 (2018)
Projected traffic1,215 by 2038
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of relocation of road
Estimated improvement cost$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Covered Bridge RD over ST Joseph River built?

It was built in 1885, making it 140 years old in 2025. It was reconstructed in 2023.

What condition is Covered Bridge RD over ST Joseph 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 February 2024.

How much traffic does Covered Bridge RD over ST Joseph River carry?

About 1,144 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is Covered Bridge RD over ST Joseph River?

The structure is 285 ft (86.8 m) long with a longest span of 93 ft (28.3 m) and a deck 20 ft wide.

Who owns Covered Bridge RD over ST Joseph River?

It is owned by the County Highway Agency.