US Bridges

Remus Road over Onion Creek Drain

Fair

Isabella County, Michigan · 0.3 M E SW Cor Sec 16 T14 · Structure no. 000000000004323

Built
1975
50 years old
Condition
Fair
inspected May 2024
Type
Slab
Wood or Timber
Length
40 ft
2 main spans
Daily traffic
280
2024 count
Owner
County
County Highway Agency

About this bridge

Remus Road over Onion Creek Drain is a wood or timber slab carrying Remus Road over Onion Creek Drain in Isabella County, Michigan. It was built in 1975, so it is 50 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 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 280 vehicles a day, roughly 6% of them trucks, projected to reach 342 by 2044. The structure is 40 ft (12.2 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRemus Road
CrossesOnion Creek Drain
Location0.3 M E SW Cor Sec 16 T14
RouteCounty Highway 0
Coordinates43.59727, -84.68159
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.7 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span20 ft (6.1 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic280 (2024)
Projected traffic342 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Remus Road over Onion Creek Drain built?

It was built in 1975, making it 50 years old in 2025.

What condition is Remus Road over Onion Creek Drain 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 May 2024.

How much traffic does Remus Road over Onion Creek Drain carry?

About 280 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Remus Road over Onion Creek Drain?

The structure is 40 ft (12.2 m) long with a longest span of 20 ft (6.1 m) and a deck 33 ft wide.

Who owns Remus Road over Onion Creek Drain?

It is owned by the County Highway Agency.