US Bridges

62nd Street over M Br Black River

FairPosted for load

Allegan County, Michigan · Casco Twp Sec 23-24 · Structure no. 000000000000223

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
353
2017 count
Owner
County
County Highway Agency

About this bridge

62nd Street over M Br Black River is a prestressed concrete box beam or girders - multiple carrying 62nd Street over M Br Black River in Allegan County, Michigan. It was built in 1980, so it is 45 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. Its operating status is: posted for load restriction.

It carries about 353 vehicles a day, roughly 7% of them trucks, projected to reach 525 by 2037. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries62nd Street
CrossesM Br Black River
LocationCasco Twp Sec 23-24
RouteCounty Highway 0
Coordinates42.46189, -86.14856
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.2 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length100 ft (30.5 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.3 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic353 (2017)
Projected traffic525 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 62nd Street over M Br Black River built?

It was built in 1980, making it 45 years old in 2025.

What condition is 62nd Street over M Br Black 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 April 2023.

How much traffic does 62nd Street over M Br Black River carry?

About 353 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is 62nd Street over M Br Black River?

The structure is 100 ft (30.5 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns 62nd Street over M Br Black River?

It is owned by the County Highway Agency.