US Bridges

Csah 18 over N Fk Crow River

Good

Stearns County, Minnesota · 0.2 MI N of JCT Csah 25 · Structure no. 97161

Built
1990
35 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
455
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 18 over N Fk Crow River is a concrete culvert carrying Csah 18 over N Fk Crow River in Stearns County, Minnesota. It was built in 1990, so it is 35 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 455 vehicles a day, projected to reach 455 by 2039. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 23 mi (37 km).

CarriesCsah 18
CrossesN Fk Crow River
Location0.2 MI N of JCT Csah 25
RouteCounty Highway 18
Coordinates45.58874, -95.10879
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic455 (2017)
Projected traffic455 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 18 over N Fk Crow River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Csah 18 over N Fk Crow 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 January 2025.

How much traffic does Csah 18 over N Fk Crow River carry?

About 455 vehicles per day (2017 count).

How long is Csah 18 over N Fk Crow River?

The structure is 32 ft (9.8 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 18 over N Fk Crow River?

It is owned by the County Highway Agency.