US Bridges

Redfield Street over Christiana Creek

Good

Cass County, Michigan · Ontwa Twp Sec 13/24 · Structure no. 000000000013476

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
2,555
2019 count
Owner
County
County Highway Agency

About this bridge

Redfield Street over Christiana Creek is a prestressed concrete box beam or girders - multiple carrying Redfield Street over Christiana Creek in Cass County, Michigan. It was built in 2012, so it is 13 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 2,555 vehicles a day, roughly 4% of them trucks, projected to reach 3,442 by 2039. The structure is 60 ft (18.3 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRedfield Street
CrossesChristiana Creek
LocationOntwa Twp Sec 13/24
RouteCounty Highway 0
Coordinates41.76749, -85.9988
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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal 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 rating93.6 US tons
Inventory rating72.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length60 ft (18.3 m)
Longest span57 ft (17.5 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,555 (2019)
Projected traffic3,442 by 2039
Trucks4%
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 Redfield Street over Christiana Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is Redfield Street over Christiana Creek 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 October 2024.

How much traffic does Redfield Street over Christiana Creek carry?

About 2,555 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Redfield Street over Christiana Creek?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.5 m) and a deck 44 ft wide.

Who owns Redfield Street over Christiana Creek?

It is owned by the County Highway Agency.