US Bridges

Broomfield Road over South Br Chippewa River

Good

Isabella County, Michigan · Sec 20-29 Deerfield Twp · Structure no. 000000000004337

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
382
2018 count
Owner
County
County Highway Agency

About this bridge

Broomfield Road over South Br Chippewa River is a prestressed concrete box beam or girders - multiple carrying Broomfield Road over South Br Chippewa River in Isabella County, Michigan. It was built in 1995, so it is 30 years old, younger than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 382 vehicles a day, roughly 54% of them trucks, projected to reach 422 by 2038. The structure is 94 ft (28.7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBroomfield Road
CrossesSouth Br Chippewa River
LocationSec 20-29 Deerfield Twp
RouteCounty Highway 0
Coordinates43.5824, -84.94166
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating58.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span94 ft (28.6 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic382 (2018)
Projected traffic422 by 2038
Trucks54%
Lanes on structure2
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Broomfield Road over South Br Chippewa River built?

It was built in 1995, making it 30 years old in 2025.

What condition is Broomfield Road over South Br Chippewa River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Broomfield Road over South Br Chippewa River carry?

About 382 vehicles per day (2018 count), of which roughly 54% are trucks.

How long is Broomfield Road over South Br Chippewa River?

The structure is 94 ft (28.7 m) long with a longest span of 94 ft (28.6 m) and a deck 34 ft wide.

Who owns Broomfield Road over South Br Chippewa River?

It is owned by the County Highway Agency.