US Bridges

Mn 36 over US 61

Fair

Ramsey County, Minnesota · At JCT TH 36; 61 · Structure no. 62070

Built
1970
55 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
173 ft
2 main spans
Daily traffic
63,168
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 36 over US 61 is a prestressed concrete stringer/multi-beam or girder carrying Mn 36 over US 61 in Ramsey County, Minnesota. It was built in 1970, so it is 55 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 63,168 vehicles a day, roughly 5% of them trucks, projected to reach 68,000 by 2042. The structure is 173 ft (52.7 m) long and 94 ft wide.

CarriesMn 36
CrossesUS 61
LocationAt JCT TH 36; 61
RouteState Highway 36
Coordinates45.01177, -93.05502
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 alignment8: Equal to present desirable criteria
Operating rating78.8 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length173 ft (52.7 m)
Longest span84 ft (25.6 m)
Deck width94 ft (28.6 m)
Roadway width84 ft (25.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,168 (2022)
Projected traffic68,000 by 2042
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 36 over US 61 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Mn 36 over US 61 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 August 2023.

How much traffic does Mn 36 over US 61 carry?

About 63,168 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Mn 36 over US 61?

The structure is 173 ft (52.7 m) long with a longest span of 84 ft (25.6 m) and a deck 94 ft wide.

Who owns Mn 36 over US 61?

It is owned by the State Highway Agency.