US Bridges

US 61 over I 35

Fair

Chisago County, Minnesota · At JCT TH 61 in Wyoming · Structure no. 13801

Built
1967
58 years old, rebuilt 2016
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
189 ft
4 main spans
Daily traffic
14,200
2019 count
Owner
State
State Highway Agency

About this bridge

US 61 over I 35 is a prestressed concrete stringer/multi-beam or girder carrying US 61 over I 35 in Chisago County, Minnesota. It was built in 1967 and reconstructed in 2016, so it is 58 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 5 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 14,200 vehicles a day, roughly 2% of them trucks, projected to reach 14,300 by 2039. The structure is 189 ft (57.6 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 61
CrossesI 35
LocationAt JCT TH 61 in Wyoming
RouteU.S. Route 61
Coordinates45.33648, -93.00469
Functional classUrban Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.7 US tons
Inventory rating35.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span57 ft (17.3 m)
Deck width61 ft (18.6 m)
Roadway width49 ft (14.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,200 (2019)
Projected traffic14,300 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$285 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 61 over I 35 built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2016.

What condition is US 61 over I 35 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 May 2024.

How much traffic does US 61 over I 35 carry?

About 14,200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is US 61 over I 35?

The structure is 189 ft (57.6 m) long with a longest span of 57 ft (17.3 m) and a deck 61 ft wide.

Who owns US 61 over I 35?

It is owned by the State Highway Agency.