US Bridges

T 197 over E Fk Des Moines River

Good

Martin County, Minnesota · 1.2 MI W of JCT TH 4 · Structure no. 46522

Built
1976
49 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
16
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 197 over E Fk Des Moines River is a prestressed concrete tee beam carrying T 197 over E Fk Des Moines River in Martin County, Minnesota. It was built in 1976, so it is 49 years old, older than the Minnesota average of 38.5 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 16 vehicles a day, projected to reach 16 by 2029. The structure is 57 ft (17.5 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 197
CrossesE Fk Des Moines River
Location1.2 MI W of JCT TH 4
RouteCounty Highway 197
Coordinates43.6027, -94.79871
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating29.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length57 ft (17.5 m)
Longest span56 ft (17.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16 (1986)
Projected traffic16 by 2029
Trucks—
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T 197 over E Fk Des Moines River built?

It was built in 1976, making it 49 years old in 2025.

What condition is T 197 over E Fk Des Moines 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 2024.

How much traffic does T 197 over E Fk Des Moines River carry?

About 16 vehicles per day (1986 count).

How long is T 197 over E Fk Des Moines River?

The structure is 57 ft (17.5 m) long with a longest span of 56 ft (17.1 m) and a deck 30 ft wide.

Who owns T 197 over E Fk Des Moines River?

It is owned by the Town or Township Highway Agency.