US Bridges

M 57 over Cp Rail

Good

Hennepin County, Minnesota · 0.4 MI N of JCT TH 55 · Structure no. 27677

Built
1990
35 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete Continuous
Length
103 ft
3 main spans
Daily traffic
3,011
2021 count
Owner
Local
Local Park, Forest, or Reservation Agency

About this bridge

M 57 over Cp Rail is a concrete continuous slab carrying M 57 over Cp Rail in Hennepin County, Minnesota. It was built in 1990, so it is 35 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 3,011 vehicles a day, projected to reach 4,530 by 2041. The structure is 103 ft (31.4 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesM 57
CrossesCp Rail
Location0.4 MI N of JCT TH 55
RouteCity Street 57
Coordinates44.9892, -93.32654
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 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 alignment7: Better than present minimum criteria
Operating rating68 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span38 ft (11.6 m)
Deck width45 ft (13.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,011 (2021)
Projected traffic4,530 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Park, Forest, or Reservation Agency
Maintained byLocal Park, Forest, or Reservation Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$199 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was M 57 over Cp Rail built?

It was built in 1990, making it 35 years old in 2025.

What condition is M 57 over Cp Rail 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 July 2023.

How much traffic does M 57 over Cp Rail carry?

About 3,011 vehicles per day (2021 count).

How long is M 57 over Cp Rail?

The structure is 103 ft (31.4 m) long with a longest span of 38 ft (11.6 m) and a deck 45 ft wide.

Who owns M 57 over Cp Rail?

It is owned by the Local Park, Forest, or Reservation Agency.