US Bridges

Csah 66 over NE Sibley ST

Good

Hennepin County, Minnesota · 0.2 MI W of JCT Csah 23 · Structure no. 27660

Built
1986
39 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
86 ft
1 main span
Daily traffic
21,076
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 66 over NE Sibley ST is a steel stringer/multi-beam or girder carrying Csah 66 over NE Sibley ST in Hennepin 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 21,076 vehicles a day, projected to reach 20,800 by 2041. The structure is 86 ft (26.2 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 66
CrossesNE Sibley ST
Location0.2 MI W of JCT Csah 23
RouteCounty Highway 66
Coordinates44.99879, -93.27257
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating65.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span80 ft (24.5 m)
Deck width70 ft (21.4 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,076 (2021)
Projected traffic20,800 by 2041
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 66 over NE Sibley ST built?

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

What condition is Csah 66 over NE Sibley ST 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 June 2023.

How much traffic does Csah 66 over NE Sibley ST carry?

About 21,076 vehicles per day (2021 count).

How long is Csah 66 over NE Sibley ST?

The structure is 86 ft (26.2 m) long with a longest span of 80 ft (24.5 m) and a deck 70 ft wide.

Who owns Csah 66 over NE Sibley ST?

It is owned by the County Highway Agency.