US Bridges

Csah 51 over Hendrickson Channel

Good

Hennepin County, Minnesota · 0.4 MI W of JCT Csah 135 · Structure no. 27C67

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
5,282
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 51 over Hendrickson Channel is a prestressed concrete stringer/multi-beam or girder carrying Csah 51 over Hendrickson Channel in Hennepin County, Minnesota. It was built in 2022, so it is 3 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 5,282 vehicles a day, projected to reach 7,600 by 2041. The structure is 142 ft (43.3 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 51
CrossesHendrickson Channel
Location0.4 MI W of JCT Csah 135
RouteCounty Highway 51
Coordinates44.95026, -93.61646
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating46.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length142 ft (43.3 m)
Longest span60 ft (18.3 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,282 (2021)
Projected traffic7,600 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 51 over Hendrickson Channel built?

It was built in 2022, making it 3 years old in 2025.

What condition is Csah 51 over Hendrickson Channel 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 October 2024.

How much traffic does Csah 51 over Hendrickson Channel carry?

About 5,282 vehicles per day (2021 count).

How long is Csah 51 over Hendrickson Channel?

The structure is 142 ft (43.3 m) long with a longest span of 60 ft (18.3 m) and a deck 47 ft wide.

Who owns Csah 51 over Hendrickson Channel?

It is owned by the County Highway Agency.