US Bridges

Msas 122 over BNSF RR

Fair

Anoka County, Minnesota · 0.5 MI N of JCT TH 10 · Structure no. 02547

Built
1986
39 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
158 ft
3 main spans
Daily traffic
6,388
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Msas 122 over BNSF RR is a concrete continuous slab carrying Msas 122 over BNSF RR in Anoka County, Minnesota. It was built in 1986, so it is 39 years old, older 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 6,388 vehicles a day, projected to reach 9,400 by 2041. The structure is 158 ft (48.3 m) long and 62 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMsas 122
CrossesBNSF RR
Location0.5 MI N of JCT TH 10
RouteCity Street 122
CountyAnoka County
StateMinnesota
Coordinates45.21664, -93.41267
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.3 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length158 ft (48.3 m)
Longest span62 ft (18.9 m)
Deck width62 ft (19 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,388 (2021)
Projected traffic9,400 by 2041
Trucks—
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Msas 122 over BNSF RR built?

It was built in 1986, making it 39 years old in 2025.

What condition is Msas 122 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 November 2023.

How much traffic does Msas 122 over BNSF RR carry?

About 6,388 vehicles per day (2021 count).

How long is Msas 122 over BNSF RR?

The structure is 158 ft (48.3 m) long with a longest span of 62 ft (18.9 m) and a deck 62 ft wide.

Who owns Msas 122 over BNSF RR?

It is owned by the City or Municipal Highway Agency.