
Mary's Milestones Delivering the HRBT twin bored tunnels
Dec 19, 2025 - 28:01
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A new bridge-tunnel project like the HRBT Expansion starts with environmental permitting. And for this project, there are more than 22 permits that require various levels of approval and constant monitoring. That respons...
Environmental Permitting is an episode from HRBT Tunnel Talk by Virginia Department of Transportation. A new bridge-tunnel project like the HRBT Expansion starts with environmental permitting. And for this project, there are more than 22 pe...
This episode belongs to HRBT Tunnel Talk.
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Published Nov 11, 2024, 32:15 long, audio available.