US Bridges

T 414 over Snake River

Good

Polk County, Minnesota · 2.1 MI N of JCT Csah 69 · Structure no. 60551

Built
2004
21 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
131 ft
3 main spans
Daily traffic
10
2003 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 414 over Snake River is a concrete continuous slab carrying T 414 over Snake River in Polk County, Minnesota. It was built in 2004, so it is 21 years old, younger 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 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 10 vehicles a day, projected to reach 10 by 2029. The structure is 131 ft (39.8 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesT 414
CrossesSnake River
Location2.1 MI N of JCT Csah 69
RouteCounty Highway 414
Coordinates48.16772, -96.91225
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 protection7 GoodSome minor problems.
Last inspectionOctober 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
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length131 ft (39.8 m)
Longest span49 ft (14.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2003)
Projected traffic10 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 414 over Snake River built?

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

What condition is T 414 over Snake 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 T 414 over Snake River carry?

About 10 vehicles per day (2003 count).

How long is T 414 over Snake River?

The structure is 131 ft (39.8 m) long with a longest span of 49 ft (14.9 m) and a deck 35 ft wide.

Who owns T 414 over Snake River?

It is owned by the Town or Township Highway Agency.