US Bridges

Csah 16 over Stream

Good

Rock County, Minnesota · 0.7 MI W of JCT CR 55 · Structure no. 67K10

Built
2012
13 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
29
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 16 over Stream is a concrete culvert carrying Csah 16 over Stream in Rock County, Minnesota. It was built in 2012, so it is 13 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 29 vehicles a day, projected to reach 66 by 2042. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCsah 16
CrossesStream
Location0.7 MI W of JCT CR 55
RouteCounty Highway 16
Coordinates43.61621, -96.14722
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length22 ft (6.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29 (2022)
Projected traffic66 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 16 over Stream built?

It was built in 2012, making it 13 years old in 2025.

What condition is Csah 16 over Stream 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 September 2021.

How much traffic does Csah 16 over Stream carry?

About 29 vehicles per day (2022 count).

How long is Csah 16 over Stream?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m).

Who owns Csah 16 over Stream?

It is owned by the County Highway Agency.