US Bridges

Drew Road over South Br Chippewa River

Good

Isabella County, Michigan · 0.2 M We 25COR Sec 28 T15 · Structure no. 000000000004282

Built
2004
21 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
1,771
2004 count
Owner
County
County Highway Agency

About this bridge

Drew Road over South Br Chippewa River is a prestressed concrete box beam or girders - multiple carrying Drew Road over South Br Chippewa River in Isabella County, Michigan. It was built in 2004, so it is 21 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,771 vehicles a day, roughly 10% of them trucks, projected to reach 2,902 by 2024. The structure is 85 ft (25.9 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesDrew Road
CrossesSouth Br Chippewa River
Location0.2 M We 25COR Sec 28 T15
RouteCounty Highway 3754
Coordinates43.66133, -85.0303
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating67.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length85 ft (25.9 m)
Longest span80 ft (24.4 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,771 (2004)
Projected traffic2,902 by 2024
Trucks10%
Lanes on structure2
Traffic directionTwo-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 Drew Road over South Br Chippewa River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Drew 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 July 2024.

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

About 1,771 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is Drew Road over South Br Chippewa River?

The structure is 85 ft (25.9 m) long with a longest span of 80 ft (24.4 m) and a deck 44 ft wide.

Who owns Drew Road over South Br Chippewa River?

It is owned by the County Highway Agency.