47th Ave over South Platte River
FairDenver County, Colorado · Denver · Structure no. E-17-AF
- Built
- 1962
- 63 years old
- Condition
- Fair
- inspected July 2024
- Type
- Tee Beam
- Concrete Continuous
- Length
- 272 ft
- 4 main spans
- Daily traffic
- 1,806
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
47th Ave over South Platte River is a concrete continuous tee beam carrying 47th Ave over South Platte River in Denver County, Colorado. It was built in 1962, so it is 63 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 1,806 vehicles a day, roughly 9% of them trucks, projected to reach 2,005 by 2044. The structure is 272 ft (82.9 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 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 | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 47th Ave over South Platte River built?
It was built in 1962, making it 63 years old in 2025.
What condition is 47th Ave over South Platte 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 July 2024.
How much traffic does 47th Ave over South Platte River carry?
About 1,806 vehicles per day (2024 count), of which roughly 9% are trucks.
How long is 47th Ave over South Platte River?
The structure is 272 ft (82.9 m) long with a longest span of 75 ft (23 m) and a deck 47 ft wide.
Who owns 47th Ave over South Platte River?
It is owned by the State Highway Agency.