US Bridges

Csah 40 over BNSF

Good

Hennepin County, Minnesota · 0.2 MI E of JCT I 94 · Structure no. 27C16

Built
2023
2 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
95 ft
1 main span
Daily traffic
6,800
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 40 over BNSF is a steel stringer/multi-beam or girder carrying Csah 40 over BNSF in Hennepin County, Minnesota. It was built in 2023, so it is 2 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 6,800 vehicles a day, projected to reach 7,800 by 2040. The structure is 95 ft (28.9 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesCsah 40
CrossesBNSF
Location0.2 MI E of JCT I 94
RouteCounty Highway 40
CountyHennepin County
StateMinnesota
Coordinates44.97905, -93.28397
Functional classUrban Minor Arterial

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.
Substructure9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating63.6 US tons
Inventory rating48.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length95 ft (28.9 m)
Longest span87 ft (26.6 m)
Deck width71 ft (21.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,800 (2018)
Projected traffic7,800 by 2040
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Csah 40 over BNSF built?

It was built in 2023, making it 2 years old in 2025.

What condition is Csah 40 over BNSF 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 September 2023.

How much traffic does Csah 40 over BNSF carry?

About 6,800 vehicles per day (2018 count).

How long is Csah 40 over BNSF?

The structure is 95 ft (28.9 m) long with a longest span of 87 ft (26.6 m) and a deck 71 ft wide.

Who owns Csah 40 over BNSF?

It is owned by the County Highway Agency.