SH 121 SB over Pilot Grove Creek
GoodCollin County, Texas · 1.7 MI SW of SH 160 · Structure no. 180430054903240
- Built
- 2023
- 2 years old
- Condition
- Good
- inspected December 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 270 ft
- 3 main spans
- Daily traffic
- 16,000
- 2017 count
- Owner
- State
- State Highway Agency
About this bridge
SH 121 SB over Pilot Grove Creek is a prestressed concrete stringer/multi-beam or girder carrying SH 121 SB over Pilot Grove Creek in Collin County, Texas. It was built in 2023, so it is 2 years old, younger than the Texas average of 44.4 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 16,000 vehicles a day, roughly 10% of them trucks, projected to reach 1 by 1900. The structure is 270 ft (82.3 m) long and 40 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 | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SH 121 SB over Pilot Grove Creek built?
It was built in 2023, making it 2 years old in 2025.
What condition is SH 121 SB over Pilot Grove Creek 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 December 2023.
How much traffic does SH 121 SB over Pilot Grove Creek carry?
About 16,000 vehicles per day (2017 count), of which roughly 10% are trucks.
How long is SH 121 SB over Pilot Grove Creek?
The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.
Who owns SH 121 SB over Pilot Grove Creek?
It is owned by the State Highway Agency.