Sl 101 WB over 31st Avenue
GoodMaricopa County, Arizona · 22.69 MI N of JCT I 10 · Structure no. 02135
- Built
- 1992
- 33 years old, rebuilt 2011
- Condition
- Good
- inspected April 2023
- Type
- Box Beam or Girders - Single or Spread
- Prestressed Concrete
- Length
- 159 ft
- 1 main span
- Daily traffic
- 39,547
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
Sl 101 WB over 31st Avenue is a prestressed concrete box beam or girders - single or spread carrying Sl 101 WB over 31st Avenue in Maricopa County, Arizona. It was built in 1992 and reconstructed in 2011, so it is 33 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 39,547 vehicles a day, roughly 7% of them trucks, projected to reach 39,557 by 2041. The structure is 159 ft (48.5 m) long and 108 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 Sl 101 WB over 31st Avenue built?
It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2011.
What condition is Sl 101 WB over 31st 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 April 2023.
How much traffic does Sl 101 WB over 31st Avenue carry?
About 39,547 vehicles per day (2021 count), of which roughly 7% are trucks.
How long is Sl 101 WB over 31st Avenue?
The structure is 159 ft (48.5 m) long with a longest span of 156 ft (47.5 m) and a deck 108 ft wide.
Who owns Sl 101 WB over 31st Avenue?
It is owned by the State Highway Agency.