Construction Update: Weeks of 1/27/20 and 2/3/20

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

January 24, 2020

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
  • Framing for urban layer glass is in progress
  • Interior wall layout and framing in progress up to level 10
  • Overhead mechanicals ongoing
  • Rooftop equipment will be picked and set

Site 6B (Eastern Site)

  • Concrete slab placed up to level 9
  • Interior wall layout and framing is in progress up to level 5
  • Exterior east elevation metal panel framing is installed up to level 6
  • Curtain wall curbs and anchor installation are up to level 7
  • Exterior wall panels installation is in progress on levels 3 through 5
  • Riser shaft 4 ductwork and riser shaft 6 shaft wall are in progress
  • Storm/sanitary piping is ongoing

Below Grade Activity / W. 131st Street Utilities

  • Domestic water, sanitary, and storm-piping is ongoing at all levels
  • HVAC piping work is ongoing in sub-cellar levels 1 and 3; chilled water main and high-pressure steam piping in the utility tunnel are progressing to completion
  • Air handling units at sub-cellar level 1 and W. 130th Street energy transfer room equipment are being hooked up with piping and ductwork
  • Sprinkler system installation is in progress
  • Fire alarm system installation is in progress
  • Installation of masonry walls at ramp, sub-cellar level 3
  • Concrete placement for equipment pads is ongoing
  • 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
  • L1 Plaza drainage, waterproofing, and topping slab development work is on-going
  • Block filler and floor sealant is ongoing

W. 125th Street South Side Demolition

  • Third Submission of Demolition Plans to be sent to NYC Department of Buildings  
  • Mechanical, electrical, and plumbing disconnects at the east wall at Prentis Hall and wall patching
  • Removal of condenser unit from warehouse roof at 3191 Broadway
  • Asbestos-containing materials survey at Prentis Hall east wall


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