US Bridges

Csah 17 over Snake River

Good

Marshall County, Minnesota · 0.2 MI E JCT Csah 18 · Structure no. 45571

Built
2007
18 years old
Condition
Good
inspected December 2024
Type
Slab
Concrete Continuous
Length
163 ft
3 main spans
Daily traffic
35
2010 count
Owner
County
County Highway Agency

About this bridge

Csah 17 over Snake River is a concrete continuous slab carrying Csah 17 over Snake River in Marshall County, Minnesota. It was built in 2007, so it is 18 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 35 vehicles a day, projected to reach 35 by 2039. The structure is 163 ft (49.6 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 17
CrossesSnake River
Location0.2 MI E JCT Csah 18
RouteCounty Highway 17
Coordinates48.2822, -97.07046
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.2 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length163 ft (49.6 m)
Longest span62 ft (18.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2010)
Projected traffic35 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 17 over Snake River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Csah 17 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 December 2024.

How much traffic does Csah 17 over Snake River carry?

About 35 vehicles per day (2010 count).

How long is Csah 17 over Snake River?

The structure is 163 ft (49.6 m) long with a longest span of 62 ft (18.9 m) and a deck 35 ft wide.

Who owns Csah 17 over Snake River?

It is owned by the County Highway Agency.