US Bridges

Csah 61 over Minnehaha Creek

Fair

Hennepin County, Minnesota · 0.1 MI N of JCT Csah 5 · Structure no. 27633

Built
1981
44 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
8,733
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 61 over Minnehaha Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 61 over Minnehaha Creek in Hennepin County, Minnesota. It was built in 1981, so it is 44 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,733 vehicles a day, projected to reach 11,200 by 2041. The structure is 50 ft (15.1 m) long and 66 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCsah 61
CrossesMinnehaha Creek
Location0.1 MI N of JCT Csah 5
RouteCounty Highway 61
CountyHennepin County
StateMinnesota
Coordinates44.94149, -93.44634
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.1 m)
Longest span48 ft (14.6 m)
Deck width66 ft (20.2 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,733 (2021)
Projected traffic11,200 by 2041
Trucks—
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 61 over Minnehaha Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Csah 61 over Minnehaha Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Csah 61 over Minnehaha Creek carry?

About 8,733 vehicles per day (2021 count).

How long is Csah 61 over Minnehaha Creek?

The structure is 50 ft (15.1 m) long with a longest span of 48 ft (14.6 m) and a deck 66 ft wide.

Who owns Csah 61 over Minnehaha Creek?

It is owned by the County Highway Agency.