Stone Valley Road Southbound On-Ramp Widening and Wall Replacement
Sector: Broadband • Location: Alamo, California, United States
Source: Danville San Ramon
The project involves lane widening and wall replacement along the southbound on-ramp to Interstate 680 at Stone Valley Road in Alamo. It includes reconstruction of the retaining wall and soundwall, fiber optic installation, and ramp metering system improvements as part of infrastructure improvements along the I-680 corridor in Contra Costa County.
- Status
- Under Construction
- Sector
- Broadband, Road, Telecommunications
- Location
- Alamo, California, United States of America
- Updated
- 22 Jul 2026
- Source
- Danville San Ramon
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Project Information
Participants
| Not available for this record. |
Status
Original status | under construction |
Taiyo status | Under Construction |
Taiyo last update | 2026-07-22 |
Contact
| Not available for this record. |
Description
Description | The project involves lane widening and wall replacement along the southbound on-ramp to Interstate 680 at Stone Valley Road in Alamo. It includes reconstruction of the retaining wall and soundwall, fiber optic installation, and ramp metering system improvements as part of infrastructure improvements along the I-680 corridor in Contra Costa County. |
Original sector | Transportation |
Location
Country | United States of America (USA) |
State | California |
City | Alamo |
Source
Source | Danville San Ramon |
URL |
More Details
Record type | Project |
Sector | Broadband, Road, Telecommunications |
Article published date | 2026-03-18 |
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