US Bridges

Mn 47 over BNSF RR

Fair

Hennepin County, Minnesota · 3.4 MI S of JCT TH 694 · Structure no. 27072

Built
1998
27 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
505 ft
4 main spans
Daily traffic
14,547
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 47 over BNSF RR is a steel continuous stringer/multi-beam or girder carrying Mn 47 over BNSF RR in Hennepin County, Minnesota. It was built in 1998, so it is 27 years old, younger 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 14,547 vehicles a day, roughly 8% of them trucks, projected to reach 12,400 by 2041. The structure is 505 ft (154 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMn 47
CrossesBNSF RR
Location3.4 MI S of JCT TH 694
RouteState Highway 47
CountyHennepin County
StateMinnesota
Coordinates45.01999, -93.26289
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.5 US tons
Inventory rating50.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length505 ft (154 m)
Longest span164 ft (50.1 m)
Deck width72 ft (21.9 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,547 (2021)
Projected traffic12,400 by 2041
Trucks8%
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 47 over BNSF RR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Mn 47 over BNSF RR 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 October 2023.

How much traffic does Mn 47 over BNSF RR carry?

About 14,547 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Mn 47 over BNSF RR?

The structure is 505 ft (154 m) long with a longest span of 164 ft (50.1 m) and a deck 72 ft wide.

Who owns Mn 47 over BNSF RR?

It is owned by the State Highway Agency.