E-470 SB over 120th Avenue
GoodAdams County, Colorado · 34.08 MI from I25 · Structure no. E-470-34.08B
- Built
- 2002
- 23 years old
- Condition
- Good
- inspected July 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 270 ft
- 2 main spans
- Daily traffic
- 22,990
- 2018 count
- Owner
- Toll Authority
- Local Toll Authority
About this bridge
E-470 SB over 120th Avenue is a prestressed concrete continuous stringer/multi-beam or girder carrying E-470 SB over 120th Avenue in Adams County, Colorado. It was built in 2002, so it is 23 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 22,990 vehicles a day, roughly 6% of them trucks, projected to reach 40,922 by 2038. The structure is 270 ft (82.2 m) long and 40 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 | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was E-470 SB over 120th Avenue built?
It was built in 2002, making it 23 years old in 2025.
What condition is E-470 SB over 120th Avenue 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 2023.
How much traffic does E-470 SB over 120th Avenue carry?
About 22,990 vehicles per day (2018 count), of which roughly 6% are trucks.
How long is E-470 SB over 120th Avenue?
The structure is 270 ft (82.2 m) long with a longest span of 135 ft (41.2 m) and a deck 40 ft wide.
Who owns E-470 SB over 120th Avenue?
It is owned by the Local Toll Authority.