US Bridges

Pierce Road over Drain #115

Fair

Gratiot County, Michigan · Sec 12-13 North Star Twp · Structure no. 000000000003231

Built
1978
47 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
25 ft
1 main span
Daily traffic
121
2004 count
Owner
County
County Highway Agency

About this bridge

Pierce Road over Drain #115 is a steel culvert carrying Pierce Road over Drain #115 in Gratiot County, Michigan. It was built in 1978, so it is 47 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 121 vehicles a day, projected to reach 155 by 2024. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesPierce Road
CrossesDrain #115
LocationSec 12-13 North Star Twp
RouteCounty Highway 0
CountyGratiot County
StateMichigan
Coordinates43.26264, -84.49991
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 protection7 GoodSome minor problems.
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic121 (2004)
Projected traffic155 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 Pierce Road over Drain #115 built?

It was built in 1978, making it 47 years old in 2025.

What condition is Pierce Road over Drain #115 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 Pierce Road over Drain #115 carry?

About 121 vehicles per day (2004 count).

How long is Pierce Road over Drain #115?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m).

Who owns Pierce Road over Drain #115?

It is owned by the County Highway Agency.