US Bridges

I 35E over Ayd Mill RD

Fair

Ramsey County, Minnesota · 0.9 MI N of JCT TH 5 · Structure no. 62864

Built
1971
54 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
3 main spans
Daily traffic
67,924
2022 count
Owner
State
State Highway Agency

About this bridge

I 35E over Ayd Mill RD is a steel continuous stringer/multi-beam or girder carrying I 35E over Ayd Mill RD in Ramsey County, Minnesota. It was built in 1971, so it is 54 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 67,924 vehicles a day, roughly 1% of them trucks, projected to reach 76,000 by 2042. The structure is 212 ft (64.5 m) long and 105 ft wide.

CarriesI 35E
CrossesAyd Mill RD
Location0.9 MI N of JCT TH 5
RouteInterstate 35E
Coordinates44.92907, -93.14358
Functional classUrban Principal Arterial - Interstate

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 inspectionSeptember 2023
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 rating66.1 US tons
Inventory rating39.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length212 ft (64.5 m)
Longest span85 ft (25.8 m)
Deck width105 ft (32 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67,924 (2022)
Projected traffic76,000 by 2042
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 35E over Ayd Mill RD built?

It was built in 1971, making it 54 years old in 2025.

What condition is I 35E over Ayd Mill RD 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 September 2023.

How much traffic does I 35E over Ayd Mill RD carry?

About 67,924 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is I 35E over Ayd Mill RD?

The structure is 212 ft (64.5 m) long with a longest span of 85 ft (25.8 m) and a deck 105 ft wide.

Who owns I 35E over Ayd Mill RD?

It is owned by the State Highway Agency.