US Bridges

Baldwin Road over Drain #115

Good

Gratiot County, Michigan · Sec 3-4 North Star Twp · Structure no. 000000000003169

Built
1988
37 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
610
2003 count
Owner
County
County Highway Agency

About this bridge

Baldwin Road over Drain #115 is a prestressed concrete box beam or girders - multiple carrying Baldwin Road over Drain #115 in Gratiot County, Michigan. It was built in 1988, so it is 37 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 610 vehicles a day, projected to reach 820 by 2023. The structure is 32 ft (9.7 m) long and 37 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBaldwin Road
CrossesDrain #115
LocationSec 3-4 North Star Twp
RouteCounty Highway 0
Coordinates43.29066, -84.54347
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.7 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.7 m)
Longest span28 ft (8.5 m)
Deck width37 ft (11.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2003)
Projected traffic820 by 2023
Trucks0%
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 Baldwin Road over Drain #115 built?

It was built in 1988, making it 37 years old in 2025.

What condition is Baldwin Road over Drain #115 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 June 2023.

How much traffic does Baldwin Road over Drain #115 carry?

About 610 vehicles per day (2003 count).

How long is Baldwin Road over Drain #115?

The structure is 32 ft (9.7 m) long with a longest span of 28 ft (8.5 m) and a deck 37 ft wide.

Who owns Baldwin Road over Drain #115?

It is owned by the County Highway Agency.