US Bridges

Csah 1 over Christy Brook

Good

Stearns County, Minnesota · 0.1 MI N of JCT Csah 17 · Structure no. 93230

Built
1977
48 years old
Condition
Good
inspected December 2021
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
1,150
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Christy Brook is a concrete culvert carrying Csah 1 over Christy Brook in Stearns County, Minnesota. It was built in 1977, so it is 48 years old, older 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 1,150 vehicles a day, projected to reach 1,150 by 2039. The structure is 29 ft (8.9 m) long. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCsah 1
CrossesChristy Brook
Location0.1 MI N of JCT Csah 17
RouteCounty Highway 1
Coordinates45.74596, -94.26479
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2017)
Projected traffic1,150 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 1 over Christy Brook built?

It was built in 1977, making it 48 years old in 2025.

What condition is Csah 1 over Christy Brook 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 2021.

How much traffic does Csah 1 over Christy Brook carry?

About 1,150 vehicles per day (2017 count).

How long is Csah 1 over Christy Brook?

The structure is 29 ft (8.9 m) long with a longest span of 11 ft (3.5 m).

Who owns Csah 1 over Christy Brook?

It is owned by the County Highway Agency.