US Bridges

South Main Street over Falls River

Good

Baraga County, Michigan · Village of Lanse · Structure no. 000000000013502

Built
2010
15 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
381
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

South Main Street over Falls River is a prestressed concrete box beam or girders - multiple carrying South Main Street over Falls River in Baraga County, Michigan. It was built in 2010, so it is 15 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 381 vehicles a day, roughly 15% of them trucks, projected to reach 600 by 2029. The structure is 70 ft (21.3 m) long and 50 ft wide. If it were closed, the detour would be 198.8 mi (320 km).

CarriesSouth Main Street
CrossesFalls River
LocationVillage of Lanse
RouteCity Street 0
Coordinates46.75567, -88.45676
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span65 ft (19.8 m)
Deck width50 ft (15.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic381 (2008)
Projected traffic600 by 2029
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed198.8 mi (320 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 South Main Street over Falls River built?

It was built in 2010, making it 15 years old in 2025.

What condition is South Main Street over Falls 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 October 2023.

How much traffic does South Main Street over Falls River carry?

About 381 vehicles per day (2008 count), of which roughly 15% are trucks.

How long is South Main Street over Falls River?

The structure is 70 ft (21.3 m) long with a longest span of 65 ft (19.8 m) and a deck 50 ft wide.

Who owns South Main Street over Falls River?

It is owned by the City or Municipal Highway Agency.