US Bridges

Miller Road over Fawn River

Good

St. Joseph County, Michigan · 3 MI SE of Sturgis · Structure no. 000000000010333

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
315
2016 count
Owner
County
County Highway Agency

About this bridge

Miller Road over Fawn River is a prestressed concrete box beam or girders - multiple carrying Miller Road over Fawn River in St. Joseph County, Michigan. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 315 vehicles a day, roughly 7% of them trucks, projected to reach 384 by 2036. The structure is 95 ft (29 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesMiller Road
CrossesFawn River
Location3 MI SE of Sturgis
RouteCounty Highway 0
CountySt. Joseph County
StateMichigan
Coordinates41.76451, -85.37933
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating93.3 US tons
Inventory rating71.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length95 ft (29 m)
Longest span93 ft (28.2 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic315 (2016)
Projected traffic384 by 2036
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Fawn River built?

It was built in 2017, making it 8 years old in 2025.

What condition is Miller Road over Fawn River 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 November 2023.

How much traffic does Miller Road over Fawn River carry?

About 315 vehicles per day (2016 count), of which roughly 7% are trucks.

How long is Miller Road over Fawn River?

The structure is 95 ft (29 m) long with a longest span of 93 ft (28.2 m) and a deck 33 ft wide.

Who owns Miller Road over Fawn River?

It is owned by the County Highway Agency.