US Bridges

Watt Road over Fawn River

Good

St. Joseph County, Michigan · 6 MI SE of Sturgis · Structure no. 000000000010337

Built
2004
21 years old
Condition
Good
inspected November 2023
Type
Slab
Wood or Timber
Length
52 ft
2 main spans
Daily traffic
99
2003 count
Owner
County
County Highway Agency

About this bridge

Watt Road over Fawn River is a wood or timber slab carrying Watt Road over Fawn River in St. Joseph County, Michigan. It was built in 2004, so it is 21 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 99 vehicles a day, roughly 5% of them trucks, projected to reach 128 by 2023. The structure is 52 ft (15.8 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWatt Road
CrossesFawn River
Location6 MI SE of Sturgis
RouteCounty Highway 0
Coordinates41.77383, -85.31149
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating66.1 US tons
Inventory rating47.4 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span26 ft (7.8 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2003)
Projected traffic128 by 2023
Trucks5%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$183,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Watt Road over Fawn River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Watt 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 Watt Road over Fawn River carry?

About 99 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is Watt Road over Fawn River?

The structure is 52 ft (15.8 m) long with a longest span of 26 ft (7.8 m) and a deck 29 ft wide.

Who owns Watt Road over Fawn River?

It is owned by the County Highway Agency.