US Bridges

Dietz Road over Red Cedar River

Good

Ingham County, Michigan · 0.8 Miles N of M-43 · Structure no. 000000000003883

Built
2024
1 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
104 ft
1 main span
Daily traffic
680
2002 count
Owner
County
County Highway Agency

About this bridge

Dietz Road over Red Cedar River is a prestressed concrete box beam or girders - multiple carrying Dietz Road over Red Cedar River in Ingham County, Michigan. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 680 vehicles a day, projected to reach 880 by 2027. The structure is 104 ft (31.7 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesDietz Road
CrossesRed Cedar River
Location0.8 Miles N of M-43
RouteCounty Highway 0
CountyIngham County
StateMichigan
Coordinates42.68688, -84.22931
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 18 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating51 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length104 ft (31.7 m)
Longest span100 ft (30.4 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic680 (2002)
Projected traffic880 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$182,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dietz Road over Red Cedar River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Dietz Road over Red Cedar 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 December 2024.

How much traffic does Dietz Road over Red Cedar River carry?

About 680 vehicles per day (2002 count).

How long is Dietz Road over Red Cedar River?

The structure is 104 ft (31.7 m) long with a longest span of 100 ft (30.4 m) and a deck 32 ft wide.

Who owns Dietz Road over Red Cedar River?

It is owned by the County Highway Agency.