MDC's South Hartford Conveyance and Storage Tunnel: Tunnel Boring Machine Hole Through Jan. 4, 2022.

Time lapse video of “Iris” the tunnel boring machine holing through the retrieval shaft on Talcott Road in West Hartford after a four mile journey that began on Brainard Road in Hartford in 2019.

Видео MDC's South Hartford Conveyance and Storage Tunnel: Tunnel Boring Machine Hole Through Jan. 4, 2022. канала MDC - The Metropolitan District