US Bridges

Miller Road over Belle River

Fair

St. Clair County, Michigan · Sec. 7 Riley Twp. · Structure no. 000000000010221

Built
1981
44 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
2 main spans
Daily traffic
270
1994 count
Owner
County
County Highway Agency

About this bridge

Miller Road over Belle River is a prestressed concrete box beam or girders - multiple carrying Miller Road over Belle River in St. Clair County, Michigan. It was built in 1981, so it is 44 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 270 vehicles a day, roughly 3% of them trucks, projected to reach 360 by 2014. The structure is 85 ft (25.9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMiller Road
CrossesBelle River
LocationSec. 7 Riley Twp.
RouteCounty Highway 0
CountySt. Clair County
StateMichigan
Coordinates42.95551, -82.86655
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating90.7 US tons
Inventory rating54.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length85 ft (25.9 m)
Longest span42 ft (12.8 m)
Deck width31 ft (9.4 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (1994)
Projected traffic360 by 2014
Trucks3%
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 Miller Road over Belle River built?

It was built in 1981, making it 44 years old in 2025.

What condition is Miller Road over Belle 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 November 2024.

How much traffic does Miller Road over Belle River carry?

About 270 vehicles per day (1994 count), of which roughly 3% are trucks.

How long is Miller Road over Belle River?

The structure is 85 ft (25.9 m) long with a longest span of 42 ft (12.8 m) and a deck 31 ft wide.

Who owns Miller Road over Belle River?

It is owned by the County Highway Agency.