US Bridges

Copas RD over Rushbed Creek

Good

Shiawassee County, Michigan · 3 MI S of Juddville · Structure no. 000000000009866

Built
1996
29 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
178
1998 count
Owner
County
County Highway Agency

About this bridge

Copas RD over Rushbed Creek is a prestressed concrete box beam or girders - multiple carrying Copas RD over Rushbed Creek in Shiawassee County, Michigan. It was built in 1996, so it is 29 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 178 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2018. The structure is 40 ft (12.2 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCopas RD
CrossesRushbed Creek
Location3 MI S of Juddville
RouteCounty Highway 0
Coordinates43.01399, -83.98342
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating107.1 US tons
Inventory rating68.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span36 ft (11 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic178 (1998)
Projected traffic320 by 2018
Trucks5%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Copas RD over Rushbed Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Copas RD over Rushbed 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 March 2024.

How much traffic does Copas RD over Rushbed Creek carry?

About 178 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Copas RD over Rushbed Creek?

The structure is 40 ft (12.2 m) long with a longest span of 36 ft (11 m) and a deck 31 ft wide.

Who owns Copas RD over Rushbed Creek?

It is owned by the County Highway Agency.