US Bridges

7th Street over Rabbit River

PoorPosted for load

Allegan County, Michigan · Approx 3/8MI S of 135th a · Structure no. 000000000000312

Built
1971
54 years old
Condition
Poor
inspected April 2023
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
300
2002 count
Owner
County
County Highway Agency

About this bridge

7th Street over Rabbit River is a steel culvert carrying 7th Street over Rabbit River in Allegan County, Michigan. It was built in 1971, so it is 54 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 300 vehicles a day, roughly 7% of them trucks, projected to reach 600 by 2002. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Carries7th Street
CrossesRabbit River
LocationApprox 3/8MI S of 135th a
RouteCounty Highway 0
Coordinates42.66865, -85.6137
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.7 US tons
Inventory rating15.3 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2002)
Projected traffic600 by 2002
Trucks7%
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 7th Street over Rabbit River built?

It was built in 1971, making it 54 years old in 2025.

What condition is 7th Street over Rabbit River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does 7th Street over Rabbit River carry?

About 300 vehicles per day (2002 count), of which roughly 7% are trucks.

How long is 7th Street over Rabbit River?

The structure is 21 ft (6.4 m) long with a longest span of 8 ft (2.4 m).

Who owns 7th Street over Rabbit River?

It is owned by the County Highway Agency.