US Bridges

S Hannah Street over Br of E Br Kalamazoo Riv

Fair

Calhoun County, Michigan · 9 Blocks East of M-99 · Structure no. 000000000001392

Built
1981
44 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
935
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Hannah Street over Br of E Br Kalamazoo Riv is a prestressed concrete box beam or girders - multiple carrying S Hannah Street over Br of E Br Kalamazoo Riv in Calhoun County, Michigan. It was built in 1981, so it is 44 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 5 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 935 vehicles a day, roughly 12% of them trucks, projected to reach 1,260 by 2042. The structure is 39 ft (11.8 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS Hannah Street
CrossesBr of E Br Kalamazoo Riv
Location9 Blocks East of M-99
RouteCity Street 0
Coordinates42.24001, -84.74257
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating67.7 US tons
Inventory rating40.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.8 m)
Longest span35 ft (10.6 m)
Deck width42 ft (12.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic935 (2022)
Projected traffic1,260 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 S Hannah Street over Br of E Br Kalamazoo Riv built?

It was built in 1981, making it 44 years old in 2025.

What condition is S Hannah Street over Br of E Br Kalamazoo Riv 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 S Hannah Street over Br of E Br Kalamazoo Riv carry?

About 935 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is S Hannah Street over Br of E Br Kalamazoo Riv?

The structure is 39 ft (11.8 m) long with a longest span of 35 ft (10.6 m) and a deck 42 ft wide.

Who owns S Hannah Street over Br of E Br Kalamazoo Riv?

It is owned by the City or Municipal Highway Agency.