US Bridges

Riverside Drive over Dowagiac Creek

FairPosted for load

Cass County, Michigan · 0.2 MI South of Division · Structure no. 000000000001468

Built
1984
41 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
2,065
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Riverside Drive over Dowagiac Creek is a prestressed concrete box beam or girders - multiple carrying Riverside Drive over Dowagiac Creek in Cass County, Michigan. It was built in 1984, so it is 41 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 2,065 vehicles a day, projected to reach 2,520 by 2042. The structure is 85 ft (25.9 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRiverside Drive
CrossesDowagiac Creek
Location0.2 MI South of Division
RouteCity Street 14040
CountyCass County
StateMichigan
Coordinates41.98187, -86.09729
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating17.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width41 ft (12.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,065 (2022)
Projected traffic2,520 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Riverside Drive over Dowagiac Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is Riverside Drive over Dowagiac Creek 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 September 2023.

How much traffic does Riverside Drive over Dowagiac Creek carry?

About 2,065 vehicles per day (2022 count).

How long is Riverside Drive over Dowagiac Creek?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 41 ft wide.

Who owns Riverside Drive over Dowagiac Creek?

It is owned by the City or Municipal Highway Agency.