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 5^th floor.