US Bridges

Shaftsburg Road over Bear Creek

Good

Shiawassee County, Michigan · 4 Miles Southeast of Ovid · Structure no. 000000000009806

Built
2011
14 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
299
2011 count
Owner
County
County Highway Agency

About this bridge

Shaftsburg Road over Bear Creek is a prestressed concrete box beam or girders - multiple carrying Shaftsburg Road over Bear Creek in Shiawassee County, Michigan. It was built in 2011, so it is 14 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 299 vehicles a day, roughly 5% of them trucks, projected to reach 445 by 2031. The structure is 55 ft (16.8 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesShaftsburg Road
CrossesBear Creek
Location4 Miles Southeast of Ovid
RouteCounty Highway 0
Coordinates42.95462, -84.30038
Functional classRural Minor Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating82.5 US tons
Inventory rating63.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span53 ft (16.3 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic299 (2011)
Projected traffic445 by 2031
Trucks5%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Shaftsburg Road over Bear Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Shaftsburg Road over Bear 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 May 2024.

How much traffic does Shaftsburg Road over Bear Creek carry?

About 299 vehicles per day (2011 count), of which roughly 5% are trucks.

How long is Shaftsburg Road over Bear Creek?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.3 m) and a deck 35 ft wide.

Who owns Shaftsburg Road over Bear Creek?

It is owned by the County Highway Agency.