Earlier this week the 200-ton "cutter head" for the Second Avenue subway's Tunnel Boring Machine (TBM) finally arrived at the The Launch Box, which extends from just south of 92nd Street to 96th ...
[UPDATE: VIDEO BELOW] That big beautiful specimen you see dangling behind our mayor is the front part of what will be a 100-ton tunnel boring machine, or "TBM," as they say in the boring biz. Today ...
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