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Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II

November 04, 2025 1 min read
Engineering News Record
Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II
AI Article Summary

The Valley Transportation Authority (VTA) is preparing to use a single-bore tunneling method for the next phase of the Bay Area Rapid Transit (BART) Silicon Valley extension. A competitive procurement process will be conducted to select a new tunneling contractor. This selection process is an essential step before beginning the construction work on the project.

What This Means for Canadian Contractors

This project shows how competitive procurement processes are vital for large-scale infrastructure projects, ensuring that capable contractors are selected. For Canadian builders, this means emphasizing transparency and competitiveness in tender processes, which could potentially influence costs and timelines positively. Additionally, it highlights the importance of innovative tunneling methods that could be applicable to other transit projects.