US Bridges

Taft Road over Maple River

Fair

Gratiot County, Michigan · Sec 21-28 Elba Twp · Structure no. 000000000003191

Built
1984
41 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
2 main spans
Daily traffic
115
2004 count
Owner
County
County Highway Agency

About this bridge

Taft Road over Maple River is a prestressed concrete box beam or girders - multiple carrying Taft Road over Maple River in Gratiot County, Michigan. It was built in 1984, so it is 41 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 5 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 115 vehicles a day, roughly 7% of them trucks, projected to reach 143 by 2024. The structure is 94 ft (28.6 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesTaft Road
CrossesMaple River
LocationSec 21-28 Elba Twp
RouteCounty Highway 0
CountyGratiot County
StateMichigan
Coordinates43.14683, -84.43486
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length94 ft (28.6 m)
Longest span45 ft (13.7 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (2004)
Projected traffic143 by 2024
Trucks7%
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 Taft Road over Maple River built?

It was built in 1984, making it 41 years old in 2025.

What condition is Taft Road over Maple River 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 Taft Road over Maple River carry?

About 115 vehicles per day (2004 count), of which roughly 7% are trucks.

How long is Taft Road over Maple River?

The structure is 94 ft (28.6 m) long with a longest span of 45 ft (13.7 m) and a deck 31 ft wide.

Who owns Taft Road over Maple River?

It is owned by the County Highway Agency.