Weeks of 9/23/19 and 9/30/19

Project site, aerial view looking northeast, September 20, 2019

What is Happening

The Forum

  • Punchlist

Columbia Business School

Site 7 (Western Site)

  • Concrete is installed up to level 11
  • The hoist has been extended to the roof/level 12
  • Network stairs and egress stair installation up to level 11
  • Plumbing and ductwork up to level 6
  • Spray on fireproofing is up to level 9
  • Concrete curbs installed on level 11

Site 6B (Eastern Site)

  • Concrete slab places up to level 6
  • Curtain wall anchor installation is in progress
  • Egress stairs installation up to level 9
  • Spray on fireproofing is in progress on level 4
  • The hoist has been jumped to the roof

Below Grade Activity / W. 131st Street Utilities

  • Road and sidewalk demolition and excavation on W. 131st Street
  • Installing new water lines, and gas and storm lines on W. 131st Street
  • Coring penetrations for laterals in the Studebaker Building
  • Plumbing and sprinkler piping ongoing at sub cellar 1 and 3 levels
  • Installation of chilled water supply and return, and high pressure steam main and condensate return piping installation in utility tunnel
  • Installation of masonry walls, concrete curbs, and mechanical, electrical, and plumbing (MEP) pads at sub-cellar 1 and 3 levels
  • Beam penetrations for CDS units (a unit that captures and treats stormwater runoff onsite before entering the city's sewer system)
  • Site 6B loading dock development
  • Overhead door installation in the Central Energy Plant Expansion area
  • Insulation under side of ramp

W. 132nd Street Demolition Project

  • Demolition of 602 W. 132nd Street and 3259 Broadway.  Work will take place on Saturdays from 9:00 a.m. to 5:00 p.m.
  • Clean up of debris of 602 W. 132nd Street
  • Mechanical demolition of 3259 Broadway to start Wednesday, September 25

W. 125th Street South Side Demolition

  • Site surveys and investigation
  • Temporary power and light installation


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 615 W. 131st Street is closed and will remain closed until the fourth quarter of 2019