US Bridges

Csah 17 over Spunk Creek

Good

Stearns County, Minnesota · 2.0 MI E of JCT CSAH3 · Structure no. 73578

Built
2016
9 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
1,900
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 17 over Spunk Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 17 over Spunk Creek in Stearns County, Minnesota. It was built in 2016, so it is 9 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 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 1,900 vehicles a day, projected to reach 1,900 by 2039. The structure is 94 ft (28.6 m) long and 39 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCsah 17
CrossesSpunk Creek
Location2.0 MI E of JCT CSAH3
RouteCounty Highway 17
Coordinates45.74646, -94.34911
Functional classRural Major Collector

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 protection9 ExcellentNo problems noted.
Last inspectionDecember 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.8 US tons
Inventory rating42.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length94 ft (28.6 m)
Longest span92 ft (28 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2017)
Projected traffic1,900 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Spunk Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is Csah 17 over Spunk Creek 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 2023.

How much traffic does Csah 17 over Spunk Creek carry?

About 1,900 vehicles per day (2017 count).

How long is Csah 17 over Spunk Creek?

The structure is 94 ft (28.6 m) long with a longest span of 92 ft (28 m) and a deck 39 ft wide.

Who owns Csah 17 over Spunk Creek?

It is owned by the County Highway Agency.