SH 145 Ml over Dolores River
FairDolores County, Colorado · 0.4 Mile North of Rico · Structure no. N-04-C
- Built
- 1968
- 57 years old
- Condition
- Fair
- inspected December 2023
- Type
- Tee Beam
- Concrete Continuous
- Length
- 97 ft
- 3 main spans
- Daily traffic
- 2,100
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
SH 145 Ml over Dolores River is a concrete continuous tee beam carrying SH 145 Ml over Dolores River in Dolores County, Colorado. It was built in 1968, so it is 57 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 6 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 2,100 vehicles a day, roughly 8% of them trucks, projected to reach 2,436 by 2040. The structure is 97 ft (29.6 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 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 | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SH 145 Ml over Dolores River built?
It was built in 1968, making it 57 years old in 2025.
What condition is SH 145 Ml over Dolores River 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 December 2023.
How much traffic does SH 145 Ml over Dolores River carry?
About 2,100 vehicles per day (2020 count), of which roughly 8% are trucks.
How long is SH 145 Ml over Dolores River?
The structure is 97 ft (29.6 m) long with a longest span of 62 ft (18.9 m) and a deck 35 ft wide.
Who owns SH 145 Ml over Dolores River?
It is owned by the State Highway Agency.