US Bridges

Mn 55 over Bnsf; Cp Rail

Poor

Hennepin County, Minnesota · 1.4 MI W of JCT TH 94 · Structure no. 27237

Built
1984
41 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete Continuous
Length
303 ft
6 main spans
Daily traffic
14,248
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 55 over Bnsf; Cp Rail is a concrete continuous slab carrying Mn 55 over Bnsf; Cp Rail in Hennepin County, Minnesota. It was built in 1984, so it is 41 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 14,248 vehicles a day, roughly 3% of them trucks, projected to reach 18,200 by 2041. The structure is 303 ft (92.3 m) long and 94 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMn 55
CrossesBnsf; Cp Rail
Location1.4 MI W of JCT TH 94
RouteState Highway 55
CountyHennepin County
StateMinnesota
Coordinates44.984, -93.31627
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.2 US tons
Inventory rating49.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length303 ft (92.3 m)
Longest span60 ft (18.3 m)
Deck width94 ft (28.7 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,248 (2021)
Projected traffic18,200 by 2041
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 55 over Bnsf; Cp Rail built?

It was built in 1984, making it 41 years old in 2025.

What condition is Mn 55 over Bnsf; Cp Rail in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Mn 55 over Bnsf; Cp Rail carry?

About 14,248 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Mn 55 over Bnsf; Cp Rail?

The structure is 303 ft (92.3 m) long with a longest span of 60 ft (18.3 m) and a deck 94 ft wide.

Who owns Mn 55 over Bnsf; Cp Rail?

It is owned by the State Highway Agency.