US Bridges

T 2 over Cobb River

Fair

Waseca County, Minnesota · 0.1 MI W of JCT Csah 28 · Structure no. 81529

Built
2005
20 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
74 ft
3 main spans
Daily traffic
74
2003 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 2 over Cobb River is a concrete continuous slab carrying T 2 over Cobb River in Waseca County, Minnesota. It was built in 2005, so it is 20 years old, younger than the Minnesota average of 38.5 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 74 vehicles a day, projected to reach 74 by 2029. The structure is 74 ft (22.7 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT 2
CrossesCobb River
Location0.1 MI W of JCT Csah 28
RouteCounty Highway 2
Coordinates43.86269, -93.69796
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.4 US tons
Inventory rating47.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length74 ft (22.7 m)
Longest span36 ft (11 m)
Deck width36 ft (11 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74 (2003)
Projected traffic74 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T 2 over Cobb River built?

It was built in 2005, making it 20 years old in 2025.

What condition is T 2 over Cobb 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 October 2024.

How much traffic does T 2 over Cobb River carry?

About 74 vehicles per day (2003 count).

How long is T 2 over Cobb River?

The structure is 74 ft (22.7 m) long with a longest span of 36 ft (11 m) and a deck 36 ft wide.

Who owns T 2 over Cobb River?

It is owned by the Town or Township Highway Agency.