US 40 Ml over Big Muddy Creek
FairGrand County, Colorado · 7.5 MI SE JCT SH 14 · Structure no. C-10-K
- Built
- 1988
- 37 years old
- Condition
- Fair
- inspected October 2022
- Type
- Culvert
- Concrete
- Length
- 33 ft
- 2 main spans
- Daily traffic
- 2,300
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
US 40 Ml over Big Muddy Creek is a concrete culvert carrying US 40 Ml over Big Muddy Creek in Grand County, Colorado. It was built in 1988, so it is 37 years old, younger 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 2,300 vehicles a day, roughly 14% of them trucks, projected to reach 2,622 by 2040. The structure is 33 ft (10.2 m) long and 95 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 40 Ml over Big Muddy Creek built?
It was built in 1988, making it 37 years old in 2025.
What condition is US 40 Ml over Big Muddy Creek 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 October 2022.
How much traffic does US 40 Ml over Big Muddy Creek carry?
About 2,300 vehicles per day (2020 count), of which roughly 14% are trucks.
How long is US 40 Ml over Big Muddy Creek?
The structure is 33 ft (10.2 m) long with a longest span of 16 ft (5 m) and a deck 95 ft wide.
Who owns US 40 Ml over Big Muddy Creek?
It is owned by the State Highway Agency.