US Bridges

Mount Zion Street over Christiana Creek

Good

Cass County, Michigan · Calvin Twp Sec 19 · Structure no. 000000000013269

Built
2017
8 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
232
2016 count
Owner
County
County Highway Agency

About this bridge

Mount Zion Street over Christiana Creek is a prestressed concrete box beam or girders - multiple carrying Mount Zion Street over Christiana Creek in Cass County, Michigan. It was built in 2017, so it is 8 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 232 vehicles a day, projected to reach 256 by 2036. The structure is 60 ft (18.3 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMount Zion Street
CrossesChristiana Creek
LocationCalvin Twp Sec 19
RouteCounty Highway 0
Coordinates41.84687, -85.97652
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75 US tons
Inventory rating57.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length60 ft (18.3 m)
Longest span58 ft (17.6 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic232 (2016)
Projected traffic256 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Mount Zion Street over Christiana Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Mount Zion 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 Mount Zion Street over Christiana Creek carry?

About 232 vehicles per day (2016 count).

How long is Mount Zion Street over Christiana Creek?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.6 m) and a deck 31 ft wide.

Who owns Mount Zion Street over Christiana Creek?

It is owned by the County Highway Agency.