US Bridges

34th Street over Rabbit River

Fair

Allegan County, Michigan · Salem Twp Sec 29-30 · Structure no. 000000000000301

Built
1989
36 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
112 ft
2 main spans
Daily traffic
575
2017 count
Owner
County
County Highway Agency

About this bridge

34th Street over Rabbit River is a prestressed concrete box beam or girders - multiple carrying 34th Street over Rabbit River in Allegan County, Michigan. It was built in 1989, so it is 36 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 575 vehicles a day, roughly 7% of them trucks, projected to reach 854 by 2037. The structure is 112 ft (34.1 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries34th Street
CrossesRabbit River
LocationSalem Twp Sec 29-30
RouteCounty Highway 0
Coordinates42.70589, -85.87915
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
Deck7 GoodSome minor problems.
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 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span56 ft (17.1 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2017)
Projected traffic854 by 2037
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 34th Street over Rabbit River built?

It was built in 1989, making it 36 years old in 2025.

What condition is 34th Street over Rabbit 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 34th Street over Rabbit River carry?

About 575 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is 34th Street over Rabbit River?

The structure is 112 ft (34.1 m) long with a longest span of 56 ft (17.1 m) and a deck 31 ft wide.

Who owns 34th Street over Rabbit River?

It is owned by the County Highway Agency.