County Road 52 over I 25 Ml and Frontage RD
FairLarimer County, Colorado · 3 MI N of SH 14 · Structure no. B-16-FL
- Built
- 1966
- 59 years old
- Condition
- Fair
- inspected May 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 269 ft
- 3 main spans
- Daily traffic
- 1,176
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
County Road 52 over I 25 Ml and Frontage RD is a steel stringer/multi-beam or girder carrying County Road 52 over I 25 Ml and Frontage RD in Larimer County, Colorado. It was built in 1966, so it is 59 years old, older than the Colorado average of 42.2 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 1,176 vehicles a day, roughly 15% of them trucks, projected to reach 1,470 by 2042. The structure is 269 ft (82 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| 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 County Road 52 over I 25 Ml and Frontage RD built?
It was built in 1966, making it 59 years old in 2025.
What condition is County Road 52 over I 25 Ml and Frontage 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 May 2023.
How much traffic does County Road 52 over I 25 Ml and Frontage RD carry?
About 1,176 vehicles per day (2022 count), of which roughly 15% are trucks.
How long is County Road 52 over I 25 Ml and Frontage RD?
The structure is 269 ft (82 m) long with a longest span of 74 ft (22.7 m) and a deck 28 ft wide.
Who owns County Road 52 over I 25 Ml and Frontage RD?
It is owned by the State Highway Agency.