Construction Update: Weeks of 12/9/19 and 12/16/19

The latest updates on what to expect and construction updates related to the Manhattanville campus.

December 06, 2019

View a PDF version of this week's update


What is Happening

The Forum

  • Closeout of trades is complete

Columbia Business School

Site 7 (Western Site)

  • Concrete on deck is complete
  • Egress stair pours are in progress
  • Elevator trade has mobilized to site
  • Plumbing and ductwork are in progress up to level 10
  • Curtain wall installation is in progress on levels 3 through 11
  • Interior wall layout and framing in progress up to level 10

Site 6B (Eastern Site)

  • Concrete slab placed up to level 9
  • Spray on fireproofing is up to level 7
  • Interior wall layout and framing is in progress through level 3
  • Exterior east elevation metal panels are installed up to level 6
  • Curtain wall curbs and anchor installation is up to level 6
  • Exterior wall panels are expected to be on site    

Below Grade Activity / W. 131st Street Utilities

  • CDS #3 (a unit that captures and treats stormwater runoff onsite before entering the city’s sewer system) storm and sanitary piping from 3pm to 11pm
  • 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 is ongoing 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 cricket and waterproofing work ongoing
  • Block filler and floor sealant ongoing 
  • Installation under side of ramp ongoing
  • Top down wall construction ongoing in Site 7, sub-cellar level 1

W. 132nd Street Demolition Project

  • Demolition of 3259 Broadway and 602 W. 132nd Street was signed-off by the Department of Buildings and letters of completion have been received

W. 125th Street South Side Demolition

  • Warehouse interior and roof abatement at 614 W. 125th Street is complete
  • 3191 Broadway abatement is ongoing and is scheduled to be complete on December 13 
  • Department of Environmental Protection and Con Edison disconnects are ongoing for the warehouse

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