View a PDF version of this week's update
What is Happening
Columbia Business School
Site 7 (Western Site)
- Exterior wall coordination is ongoing
- Elevator trade has mobilized to site
- Plumbing and ductwork are in progress up to roof level
- Curtain wall installation is in progress on levels 3 through 11
- Urban layer fins installation to begin
- Interior wall layout and framing in progress up to level 10
- Overhead mechanicals ongoing
Site 6B (Eastern Site)
- Concrete slab placed up to level 9
- Spray on fireproofing is up to level 8
- Interior wall layout and framing is in progress through level 2
- Exterior east elevation metal panels are installed up to level 8
- Curtain wall curbs and anchor installation are up to level 6
- Exterior wall panels installation is in progress on level 3
- Riser shaft 4 ductwork and riser shaft 6 shaft wall are in progress
- Storm/sanitary piping ongoing
Below Grade Activity / W. 131st Street Utilities
- Domestic water, sanitary, storm-piping and floor drains installation are ongoing on all levels
- Sprinkler system installation is in progress
- Installation of chilled water supply and return, and high-pressure steam main and condensate return piping installation in utility tunnel and sub-cellar level 1
- Fire alarm system installation is in progress in a utility tunnel and sub-cellar level 1
- Installation of masonry walls, concrete curbs, and equipment pads at sub-cellar levels 1 and 3
- Air handling units installation is in progress
- The W. 130th Street energy transfer room equipment installation is ongoing
- Sheet metal ductwork in sub-cellar level 1 of Site 7 and Site 6B, and sub-cellar level 3 of W. 130th Street
- Ductwork risers are ongoing in mechanical shafts in Site 7 and 6B
- West loading dock development ongoing
- L1 Plaza waterproofing work ongoing
- Block filler ongoing
- Installation under side of ramp ongoing
- Top down wall construction in Site 7, sub-cellar level 1
- Elevator contractor mobilized on-site
W. 132nd Street Demolition Project
W. 125th Street South Side Demolition
- 3191 Broadway abatement is complete
- Department of Environmental Protection and Con Edison disconnects are ongoing for the warehouse at 614 W. 125th Street
Please note that all activities are subject to change based on weather and other field conditions.
What to Expect
Construction Activity
- Regular weekday work hours: 7:00 a.m. to 6:00 p.m. Saturday and Sunday work hours: 7:00 a.m. to 5:00 p.m.
- Material deliveries to site is ongoing
Temporary Traffic and Transportation Impacts
- Refer to street signage for the west side of Broadway from 129th to 130th Streets -- parking is allowed after 6:00 p.m. and on weekends
- W. 131st Street between Broadway and 12th Ave. is opened for one-way westbound traffic
