US Bridges

CR 81 over I 35E

Fair

Ramsey County, Minnesota · 6.6 MI S of JCT TH 35W · Structure no. 62836

Built
1967
58 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
4 main spans
Daily traffic
8,706
2021 count
Owner
State
State Highway Agency

About this bridge

CR 81 over I 35E is a prestressed concrete stringer/multi-beam or girder carrying CR 81 over I 35E in Ramsey County, Minnesota. It was built in 1967, 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 8,706 vehicles a day, projected to reach 10,500 by 2041. The structure is 190 ft (57.8 m) long and 36 ft wide.

CarriesCR 81
CrossesI 35E
Location6.6 MI S of JCT TH 35W
RouteCounty Highway 81
Coordinates45.12398, -93.04968
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length190 ft (57.8 m)
Longest span57 ft (17.5 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,706 (2021)
Projected traffic10,500 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 81 over I 35E built?

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

What condition is CR 81 over I 35E 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 CR 81 over I 35E carry?

About 8,706 vehicles per day (2021 count).

How long is CR 81 over I 35E?

The structure is 190 ft (57.8 m) long with a longest span of 57 ft (17.5 m) and a deck 36 ft wide.

Who owns CR 81 over I 35E?

It is owned by the State Highway Agency.