US Bridges

50th Street over S Br Macatawa River

Fair

Allegan County, Michigan · Fillmore Twp Sec 11-12 · Structure no. 000000000000245

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Culvert
Steel
Length
40 ft
2 main spans
Daily traffic
223
2002 count
Owner
County
County Highway Agency

About this bridge

50th Street over S Br Macatawa River is a steel culvert carrying 50th Street over S Br Macatawa River in Allegan 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 223 vehicles a day, roughly 7% of them trucks, projected to reach 446 by 2022. The structure is 40 ft (12.3 m) long. If it were closed, the detour would be 6.2 mi (10 km).

Carries50th Street
CrossesS Br Macatawa River
LocationFillmore Twp Sec 11-12
RouteCounty Highway 0
Coordinates42.74267, -86.0368
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length40 ft (12.3 m)
Longest span17 ft (5.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic223 (2002)
Projected traffic446 by 2022
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 50th Street over S Br Macatawa River built?

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

What condition is 50th Street over S Br Macatawa 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 May 2023.

How much traffic does 50th Street over S Br Macatawa River carry?

About 223 vehicles per day (2002 count), of which roughly 7% are trucks.

How long is 50th Street over S Br Macatawa River?

The structure is 40 ft (12.3 m) long with a longest span of 17 ft (5.3 m).

Who owns 50th Street over S Br Macatawa River?

It is owned by the County Highway Agency.