US Bridges

CR 66 over Stream

Good

Rock County, Minnesota · 0.3 MI N of JCT Csah 20 · Structure no. 96194

Built
1986
39 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
62
2022 count
Owner
County
County Highway Agency

About this bridge

CR 66 over Stream is a concrete culvert carrying CR 66 over Stream in Rock County, Minnesota. It was built in 1986, so it is 39 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 62 vehicles a day, projected to reach 100 by 2042. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCR 66
CrossesStream
Location0.3 MI N of JCT Csah 20
RouteCounty Highway 66
Coordinates43.72197, -96.31199
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.8 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 traffic62 (2022)
Projected traffic100 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 CR 66 over Stream built?

It was built in 1986, making it 39 years old in 2025.

What condition is CR 66 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 November 2021.

How much traffic does CR 66 over Stream carry?

About 62 vehicles per day (2022 count).

How long is CR 66 over Stream?

The structure is 26 ft (7.8 m) long with a longest span of 10 ft (3 m).

Who owns CR 66 over Stream?

It is owned by the County Highway Agency.