Grand Centrals $11BN Underground Expansion

For the last 15 years, construction crews have been blasting, boring and building an entirely new concourse beneath Grand Central - all without shutting down service. See how Bluebeam is helping teams upgrade America's infrastructure - Full story here - This video contains paid promotion for Bluebeam. See how Bluebeam is helping teams upgrade America's infrastructure - Executive Producer and Narrator - Fred Mills Producer - Jaden Urbi Video Editing and Graphics - Jim Casey Production Management - Clare Furlonger Content Partnership - Liam Marsh Special thanks to Michael Pujdak and the Metropolitan Transportation Authority. Additional footage and images courtesy of A Modern LI, MTA Construction & Development, the Office of Governor Andrew M. Cuomo and Amtrak. For more by The B1M subscribe now - Go Behind The B1M.