I 17 NB & SB over Union Hills Drive
GoodMaricopa County, Arizona · 12.3 MI N of JCT US 60 · Structure no. 02055
- Built
- 1989
- 36 years old
- Condition
- Good
- inspected April 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 165 ft
- 2 main spans
- Daily traffic
- 152,217
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
I 17 NB & SB over Union Hills Drive is a prestressed concrete continuous stringer/multi-beam or girder carrying I 17 NB & SB over Union Hills Drive in Maricopa County, Arizona. It was built in 1989, so it is 36 years old, younger than the Arizona average of 47.8 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 152,217 vehicles a day, roughly 9% of them trucks, projected to reach 152,227 by 2042. The structure is 165 ft (50.3 m) long and 211 ft wide.
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 I 17 NB & SB over Union Hills Drive built?
It was built in 1989, making it 36 years old in 2025.
What condition is I 17 NB & SB over Union Hills 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 April 2024.
How much traffic does I 17 NB & SB over Union Hills Drive carry?
About 152,217 vehicles per day (2024 count), of which roughly 9% are trucks.
How long is I 17 NB & SB over Union Hills Drive?
The structure is 165 ft (50.3 m) long with a longest span of 80 ft (24.4 m) and a deck 211 ft wide.
Who owns I 17 NB & SB over Union Hills Drive?
It is owned by the State Highway Agency.