GMS designed the structure for this “L-shaped” residential building approximately 588,000 SF. The 575 foot length will be built without an expansion joint. The building is cast-in-place flat plate concrete floors supported on piles with a height that ranges from one story to thirty-one stories. The street level will be filled with retail space. GMS also performed the structural Special Inspections for cast in place concrete, precast concrete, welding, bolting and steel erection.

1. Avalon West Chelsea
New York, New York
Ramon Gilsanz, Partner in Charge

2. Avalon West Chelsea &
AVA High Line

3. Excavation and Foundations

4. Foundation Required over 1,000 Piles

5. Mid-Rise Superstructure under Construction

6. Placement of Reinforcing Steel

7. Concrete Placement

8. Mid-Rise Superstructure Complete;
Tower Portion (at Right) Erected on 2-Day Cycle

9. Tower Superstructure
under Construction

10. Mid-Rise Superstructure under Construction

11. Southwest view from High Line Park

12. Northwest View from High Line Park

13. View West along 28th
Street

14. Avalon West Chelsea
Project Team
Owner:
AvalonBay Communities
Architect:
SLCE Architects
Structural Engineer:
Gilsanz Murray Steficek
MEP Engineer:
MG Engineering