US Bridges

Msas 108 over BNSF RR

Good

Washington County, Minnesota · 0.2 MI W of Csah 22 · Structure no. 82027

Built
2004
21 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
394 ft
3 main spans
Daily traffic
2,857
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 108 over BNSF RR is a steel continuous stringer/multi-beam or girder carrying Msas 108 over BNSF RR in Washington County, Minnesota. It was built in 2004, so it is 21 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 2,857 vehicles a day, roughly 16% of them trucks, projected to reach 2,600 by 2041. The structure is 394 ft (120.2 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMsas 108
CrossesBNSF RR
Location0.2 MI W of Csah 22
RouteCity Street 108
Coordinates44.84956, -92.99532
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating34.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length394 ft (120.2 m)
Longest span169 ft (51.5 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,857 (2021)
Projected traffic2,600 by 2041
Trucks16%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Msas 108 over BNSF RR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Msas 108 over BNSF RR 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 Msas 108 over BNSF RR carry?

About 2,857 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is Msas 108 over BNSF RR?

The structure is 394 ft (120.2 m) long with a longest span of 169 ft (51.5 m) and a deck 59 ft wide.

Who owns Msas 108 over BNSF RR?

It is owned by the City or Municipal Highway Agency.