US Bridges

30th Street over Rabbit River

Good

Allegan County, Michigan · Approx 3/8 MI S of 140th · Structure no. 000000000000200

Built
2018
7 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
4,721
2016 count
Owner
County
County Highway Agency

About this bridge

30th Street over Rabbit River is a prestressed concrete stringer/multi-beam or girder carrying 30th Street over Rabbit River in Allegan County, Michigan. It was built in 2018, so it is 7 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 4,721 vehicles a day, roughly 5% of them trucks, projected to reach 5,761 by 2036. The structure is 100 ft (30.5 m) long and 43 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Carries30th Street
CrossesRabbit River
LocationApprox 3/8 MI S of 140th
RouteCounty Highway 353
Coordinates42.70326, -85.83992
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length100 ft (30.5 m)
Longest span94 ft (28.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,721 (2016)
Projected traffic5,761 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 30th Street over Rabbit River built?

It was built in 2018, making it 7 years old in 2025.

What condition is 30th Street over Rabbit River 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 October 2023.

How much traffic does 30th Street over Rabbit River carry?

About 4,721 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is 30th Street over Rabbit River?

The structure is 100 ft (30.5 m) long with a longest span of 94 ft (28.7 m) and a deck 43 ft wide.

Who owns 30th Street over Rabbit River?

It is owned by the County Highway Agency.