 
			     
   Secure Scanned : 10/31/2025
				     Secure Scanned : 10/31/2025
                    
                    
                 
							Impossible Engineering 2019 -
Overview:New York City is building an 11 billion dollar construction project to extend the busy Long Island Railroad, and using brand-new technology, engineers and builders blast bedrock to create a vast tunnel below Grand Central Terminal.





 
								
								
							
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