US Bridges

Dewey RD over Bear Creek

Fair

Shiawassee County, Michigan · 3.5 MI SE of Ovid · Structure no. 000000000009847

Built
1972
53 years old
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
40 ft
2 main spans
Daily traffic
128
1992 count
Owner
County
County Highway Agency

About this bridge

Dewey RD over Bear Creek is a steel culvert carrying Dewey RD over Bear Creek in Shiawassee County, Michigan. It was built in 1972, so it is 53 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 128 vehicles a day, roughly 5% of them trucks, projected to reach 230 by 2012. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDewey RD
CrossesBear Creek
Location3.5 MI SE of Ovid
RouteCounty Highway 0
Coordinates42.97003, -84.32194
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating91.4 US tons
Inventory rating54.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckCorrugated steel
Main spans2
Design loadHS 20 + Mod
Structure length40 ft (12.2 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (1992)
Projected traffic230 by 2012
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dewey RD over Bear Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Dewey RD over Bear Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Dewey RD over Bear Creek carry?

About 128 vehicles per day (1992 count), of which roughly 5% are trucks.

How long is Dewey RD over Bear Creek?

The structure is 40 ft (12.2 m) long with a longest span of 16 ft (4.9 m).

Who owns Dewey RD over Bear Creek?

It is owned by the County Highway Agency.