3 World Trade Center

News / Press

Construction Update, June 2011

Construction Update, June 2011

Jun 21, 2011
By By: LowerManhattan.info |

 Memorial and Museum

  • More than 160 trees now on site
  • Finishing work on memorial reflecting pools and waterfalls, including bronze nameplate installation 
  • Utilities, waterproofing, and other activities underway 
  • Permanent stairways are being built 
  • 1 World Trade Center 
  • Facade installation is now above floor 38 
  • Tower steel is now above floor 70 
  • Concrete is now being installed 

2 World Trade Center

  • Slab on Grade complete
  • B3-B4 core walls complete
  • B2  Slab 50% framed 
  • Below grade MEP coordination on going 

 3World Trade Center 

  • Slab on grade complete. Core walls from B4-B3 in progress. 
  • B3 slab formwork in progress.   
  • Tower Crane #2 to be installed the week of 6/20  
  • Below grade MEP coordination on going

 4 World Trade Center 

  • Steel up to the 37th floor 
  • Concrete poured up to the  32nd  floor 
  • Core walls erected to  20th Floor  
  • Below-grade mechanical work currently underway as well as above-grade floors
  • Concrete “Creeper” crane to be attached to the building and operational by 6/25
  • Fireproofing operation on 12th Floor  
  • Elevator shaft work begun in Banks A, B & C 
  • Curtain wall work has started partially on the 5th floor.   

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