Construction Update: Weeks of 2/22/21 and 3/1/21

Manhattanville panorama 10 23 20 low res

View a PDF version of this week’s update


What is Happening

Columbia Business School

Site 7 (Western Site)

Site 6B (Eastern Site)

  • Completion of exterior wall glass-fiber reinforced concrete unit installations on levels 2 through 8
  • Roof work is substantially complete
  • Elevator work—three construction use cars are in service
  • Fill in of exterior wall at hoist leave out area
  • Interior fit-outs and overhead mechanical, electrical, and plumbing installation on levels 2 through 8

Below Grade Activity / W. 131st Street Utilities

  • Installation of storm, sanitary piping, electrical conduits, low voltage and HVAC ductwork is ongoing
  • Buildout work of the loading dock and installation of dock levelers
  • Metal panel comeback areas is progressing
  • Spackling and painting walls throughout
  • The truck ramp ceiling is substantially complete
  • Installation of the permanent sump/ejector pumps’ control panels and overhead piping

Open Spaces between 130th and 131st Streets and along 12th Avenue

  • Stone installation of inner and outer ring
  • 12th Avenue formwork and reinforcement
  • Perimeter trench drain formwork, reinforcement, and concrete placement
  • Structural backfill is in progress
  • Electrical and low voltage conduit installation
  • Light pole pier formwork and rebar installation 


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. After-hours permit issued for 6:00 a.m. construction start to allow for physical distancing for workers upon entry to the site.
  • Material deliveries to site is ongoing

Temporary Traffic and Transportation Impacts

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