E-470 SB over Cottonwood Drive
GoodDouglas County, Colorado · 5.76 MI from I25 · Structure no. E-470-05.76B
- Built
- 1996
- 29 years old, rebuilt 2017
- Condition
- Good
- inspected July 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 133 ft
- 1 main span
- Daily traffic
- 25,742
- 2018 count
- Owner
- Toll Authority
- Local Toll Authority
About this bridge
E-470 SB over Cottonwood Drive is a prestressed concrete stringer/multi-beam or girder carrying E-470 SB over Cottonwood Drive in Douglas County, Colorado. It was built in 1996 and reconstructed in 2017, so it is 29 years old, younger than the Colorado average of 42.2 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 25,742 vehicles a day, roughly 6% of them trucks, projected to reach 45,820 by 2038. The structure is 133 ft (40.4 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was E-470 SB over Cottonwood Drive built?
It was built in 1996, making it 29 years old in 2025. It was reconstructed in 2017.
What condition is E-470 SB over Cottonwood Drive in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.
How much traffic does E-470 SB over Cottonwood Drive carry?
About 25,742 vehicles per day (2018 count), of which roughly 6% are trucks.
How long is E-470 SB over Cottonwood Drive?
The structure is 133 ft (40.4 m) long with a longest span of 127 ft (38.8 m) and a deck 74 ft wide.
Who owns E-470 SB over Cottonwood Drive?
It is owned by the Local Toll Authority.