US Bridges

Csah 146 over Long Lake Creek

Good

Hennepin County, Minnesota · 1.0 MI N of JCT Csah 51 · Structure no. 27B86

Built
2017
8 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
1,573
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 146 over Long Lake Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 146 over Long Lake Creek in Hennepin County, Minnesota. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,573 vehicles a day, projected to reach 1,450 by 2041. The structure is 38 ft (11.6 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCsah 146
CrossesLong Lake Creek
Location1.0 MI N of JCT Csah 51
RouteCounty Highway 146
Coordinates44.96714, -93.57369
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.6 US tons
Inventory rating54.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,573 (2021)
Projected traffic1,450 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 146 over Long Lake Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Csah 146 over Long Lake 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 2023.

How much traffic does Csah 146 over Long Lake Creek carry?

About 1,573 vehicles per day (2021 count).

How long is Csah 146 over Long Lake Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 43 ft wide.

Who owns Csah 146 over Long Lake Creek?

It is owned by the County Highway Agency.