Construction Update: Weeks of 8/3/20 and 8/10/20

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

August 03, 2020

View a PDF version of this week's update


What is Happening

Columbia Business School

Site 7 (Western Site)

  • Exterior wall installation (Wall Type-C and Wall Type-D) is in progress
  • Interior scaffolding at the network stair is being installed
  • Urban layer Wall Type-A glass is in progress
  • Riser ductwork and pipe installation is ongoing
  • Roof ductwork re-routing/support steel
  • Interior wall layout, framing and overhead mechanical, electrical, and plumbing are in progress
  • Elevator platforms and counterweights for north and south banks

Site 6B (Eastern Site)

  • Exterior wall borders installation is in progress on levels 2 through 8
  • Mechanical, electrical, and plumbing under Forum space
  • Riser ductwork and pipe installation is ongoing
  • Network stair scaffolding
  • Waterproofing at east terraces
  • Interior wall layout, framing, and overhead mechanical, electrical, and plumbing are in progress
  • Elevator platforms and counterweights for south cars, and rail stacking in north bank

Below Grade Activity / W. 131st Street Utilities

  • Concrete topping slab is substantially complete
  • Installation of storm, sanitary piping, electrical conduits and HVAC ductwork is ongoing
  • Buildout work including metal panel installation of the loading dock is progressing
  • Wall framing and sheetrock work are ongoing throughout
  • Waterproofing of the sump pits is ongoing

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

  • The contractor has mobilized on site to begin early field logistic developments, inclusive of site fencing, ramp development, temporary power, and water supply connections
  • Perimeter trench drain post installed, dowels in progress
  • Perimeter trench drain formwork in progress
  • Removal of spread footing anchor caps

W. 125th Street South Side Demolition

  • Hand demolition of the warehouse at 614 W. 125th St. is anticipated to take place during the week of August 3


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

  • 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 Avenue is open for one-way westbound traffic