US Bridges

Grant Road over Bear Creek Drain

Fair

Gratiot County, Michigan · Sec 32 North Star Twp · Structure no. 000000000003230

Built
1979
46 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
24 ft
1 main span
Daily traffic
99
2004 count
Owner
County
County Highway Agency

About this bridge

Grant Road over Bear Creek Drain is a steel culvert carrying Grant Road over Bear Creek Drain in Gratiot County, Michigan. It was built in 1979, so it is 46 years old, younger 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 99 vehicles a day, projected to reach 121 by 2024. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesGrant Road
CrossesBear Creek Drain
LocationSec 32 North Star Twp
RouteCounty Highway 0
Coordinates43.20461, -84.56717
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2004)
Projected traffic121 by 2024
Trucks0%
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 Grant Road over Bear Creek Drain built?

It was built in 1979, making it 46 years old in 2025.

What condition is Grant Road over Bear Creek Drain 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 July 2024.

How much traffic does Grant Road over Bear Creek Drain carry?

About 99 vehicles per day (2004 count).

How long is Grant Road over Bear Creek Drain?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns Grant Road over Bear Creek Drain?

It is owned by the County Highway Agency.