US Bridges

N Clinton Street over Kalamazoo River

Fair

Calhoun County, Michigan · One Blk West of M-99 · Structure no. 000000000001394

Built
2010
15 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
4,618
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N Clinton Street over Kalamazoo River is a prestressed concrete box beam or girders - multiple carrying N Clinton Street over Kalamazoo River in Calhoun County, Michigan. It was built in 2010, so it is 15 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 4,618 vehicles a day, roughly 12% of them trucks, projected to reach 6,219 by 2042. The structure is 66 ft (20.1 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN Clinton Street
CrossesKalamazoo River
LocationOne Blk West of M-99
RouteCity Street 0
Coordinates42.24561, -84.75457
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
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 rating83.8 US tons
Inventory rating49.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span62 ft (18.9 m)
Deck width56 ft (17.2 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,618 (2022)
Projected traffic6,219 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$390,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N Clinton Street over Kalamazoo River built?

It was built in 2010, making it 15 years old in 2025.

What condition is N Clinton Street over Kalamazoo 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 August 2024.

How much traffic does N Clinton Street over Kalamazoo River carry?

About 4,618 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is N Clinton Street over Kalamazoo River?

The structure is 66 ft (20.1 m) long with a longest span of 62 ft (18.9 m) and a deck 56 ft wide.

Who owns N Clinton Street over Kalamazoo River?

It is owned by the City or Municipal Highway Agency.