US Bridges

Csah 22 over Minnehaha Creek

Good

Hennepin County, Minnesota · 1.4 MI N of JCT TH 35W · Structure no. 27B81

Built
2011
14 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
16,400
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 22 over Minnehaha Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 22 over Minnehaha Creek in Hennepin County, Minnesota. It was built in 2011, so it is 14 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 16,400 vehicles a day, projected to reach 10,900 by 2039. The structure is 66 ft (20 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 22
CrossesMinnehaha Creek
Location1.4 MI N of JCT TH 35W
RouteCounty Highway 22
Coordinates44.90822, -93.28828
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.2 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length66 ft (20 m)
Longest span62 ft (18.9 m)
Deck width78 ft (23.7 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,400 (2019)
Projected traffic10,900 by 2039
Trucks—
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 22 over Minnehaha Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Csah 22 over Minnehaha Creek 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 May 2024.

How much traffic does Csah 22 over Minnehaha Creek carry?

About 16,400 vehicles per day (2019 count).

How long is Csah 22 over Minnehaha Creek?

The structure is 66 ft (20 m) long with a longest span of 62 ft (18.9 m) and a deck 78 ft wide.

Who owns Csah 22 over Minnehaha Creek?

It is owned by the County Highway Agency.