Mn 34 over I 94
FairClay County, Minnesota · At the JCT of TH 34 · Structure no. 14808
- Built
- 1968
- 57 years old
- Condition
- Fair
- inspected September 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 299 ft
- 4 main spans
- Daily traffic
- 3,802
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
Mn 34 over I 94 is a prestressed concrete stringer/multi-beam or girder carrying Mn 34 over I 94 in Clay County, Minnesota. It was built in 1968, so it is 57 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 3,802 vehicles a day, roughly 13% of them trucks, projected to reach 3,000 by 2042. The structure is 299 ft (91.1 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Mn 34 over I 94 built?
It was built in 1968, making it 57 years old in 2025.
What condition is Mn 34 over I 94 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 Mn 34 over I 94 carry?
About 3,802 vehicles per day (2022 count), of which roughly 13% are trucks.
How long is Mn 34 over I 94?
The structure is 299 ft (91.1 m) long with a longest span of 97 ft (29.7 m) and a deck 48 ft wide.
Who owns Mn 34 over I 94?
It is owned by the State Highway Agency.