US Bridges

Msas 108 over BNSF Rr; Keene Creek

Fair

St. Louis County, Minnesota · 0.5 MI E of 59th Ave W · Structure no. 69607

Built
1994
31 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
356 ft
3 main spans
Daily traffic
1,064
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 108 over BNSF Rr; Keene Creek is a prestressed concrete stringer/multi-beam or girder carrying Msas 108 over BNSF Rr; Keene Creek in St. Louis County, Minnesota. It was built in 1994, so it is 31 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 1,064 vehicles a day, projected to reach 1,300 by 2042. The structure is 356 ft (108.6 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMsas 108
CrossesBNSF Rr; Keene Creek
Location0.5 MI E of 59th Ave W
RouteCity Street 108
CountySt. Louis County
StateMinnesota
Coordinates46.72852, -92.16156
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.7 US tons
Inventory rating49.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length356 ft (108.6 m)
Longest span119 ft (36.3 m)
Deck width45 ft (13.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,064 (2022)
Projected traffic1,300 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Msas 108 over BNSF Rr; Keene Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Msas 108 over BNSF Rr; Keene Creek 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 Msas 108 over BNSF Rr; Keene Creek carry?

About 1,064 vehicles per day (2022 count).

How long is Msas 108 over BNSF Rr; Keene Creek?

The structure is 356 ft (108.6 m) long with a longest span of 119 ft (36.3 m) and a deck 45 ft wide.

Who owns Msas 108 over BNSF Rr; Keene Creek?

It is owned by the City or Municipal Highway Agency.