Construction Update: Weeks of 3/2/20 and 3/9/20

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

March 06, 2020

View a PDF version of this week's update


What is Happening

Columbia Business School

Site 7 (Western Site)

  • Elevator rail installation is in progress
  • Plumbing and ductwork are in progress up to the roof level
  • Curtain wall installation (Wall Type-B and Wall Type-C) is in progress on levels 3 through 11
  • Urban layer wall Type-A glass is in progress
  • Interior wall layout and framing is in progress up to level 11
  • Overhead mechanicals is ongoing
  • Rooftop equipment rigging: air handling unit, elevator motors/controllers and façade maintenance on roof

Site 6B (Eastern Site)

  • Interior wall layout, framing, and overhead mechanical, electrical, and plumbing is in progress up to level 7
  • Exterior east elevation metal panel framing is installed up to level 6; panel installation is in progress
  • Exterior wall panels installation is in progress on levels 2 through 8
  • Riser ductwork and pipe installation is ongoing
  • Storm/sanitary piping installation is ongoing
  • Prepping electrical and HVAC for Forum space in anticipation of the concrete pour
  • Rooftop equipment will be picked and set in early March; roof prep is ongoing
  • Elevator rail installation is in progress

Below Grade Activity / W. 131st Street Utilities

  • Domestic water, sanitary, and storm-piping is ongoing at all levels
  • Air handling units on Site 7 and W. 130th Street energy transfer room are being hooked up with piping and ductwork
  • HVAC equipment installation in W. 130th street energy transfer room is progressing to completion
  • Fan coil units and package air conditioning units are being installed at sub-cellar level 1
  • Installation of sprinkler and fire alarm systems are in progress
  • Level 1 Plaza drainage, waterproofing, and topping slab development work is ongoing
  • Waterproofing, backfilling, and slab restoration at CDS unit # 3 (a unit captures and treats stormwater runoff onsite before entering the city’s sewer system)
  • Closing leave out masonry openings at sub-cellar level 3 in mechanical rooms and elevator machine rooms
  • Truck ramp curb and island formwork, reinforcement and concrete pour
  • Paint priming masonry walls
  • Floor sealing at Central Energy Plant Expansion spaces
  • Foundation wall injections to mitigate water leaks
  • Elevator shaft work is ongoing
  • Soffit work is ongoing

W. 125th Street South Side Demolition

  • Demolition of  3191 Broadway
  • Awaiting New York City Department of Buildings approval of the demolition plans for the warehouse at 614 W. 125th Street and trash enclosure
  • Submittal approvals to start Prentis east wall parging and start parging work


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
  • W. 130th Street between Broadway and 12th Ave. is closed for traffic through March 20, 2020