US Bridges

9 Mile Road over Battle Creek River

Fair

Calhoun County, Michigan · 3 MI NE of Battle Creek · Structure no. 000000000001377

Built
1964
61 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
110 ft
2 main spans
Daily traffic
1,169
1994 count
Owner
County
County Highway Agency

About this bridge

9 Mile Road over Battle Creek River is a prestressed concrete box beam or girders - multiple carrying 9 Mile Road over Battle Creek River in Calhoun County, Michigan. It was built in 1964, so it is 61 years old, older 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 1,169 vehicles a day, roughly 5% of them trucks, projected to reach 2,181 by 2024. The structure is 110 ft (33.5 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
Carries9 Mile Road
CrossesBattle Creek River
Location3 MI NE of Battle Creek
RouteCounty Highway 0
CountyCalhoun County
StateMichigan
Coordinates42.36402, -85.12235
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadH 20
Structure length110 ft (33.5 m)
Longest span53 ft (16.1 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,169 (1994)
Projected traffic2,181 by 2024
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 9 Mile Road over Battle Creek River built?

It was built in 1964, making it 61 years old in 2025.

What condition is 9 Mile Road over Battle Creek 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 September 2024.

How much traffic does 9 Mile Road over Battle Creek River carry?

About 1,169 vehicles per day (1994 count), of which roughly 5% are trucks.

How long is 9 Mile Road over Battle Creek River?

The structure is 110 ft (33.5 m) long with a longest span of 53 ft (16.1 m) and a deck 33 ft wide.

Who owns 9 Mile Road over Battle Creek River?

It is owned by the County Highway Agency.