Construction Update: Weeks of 11/18/19 and 11/25/19

November 15, 2019

View a PDF version of this week's update


What is Happening

The Forum

  • Department of Buildings Bureau of Electrical Control punchlist items and closeout of trades is complete

Columbia Business School

Site 7 (Western Site)

  • Concrete is installed up to the roof and elevator machine room
  • Egress stair pours are in progress
  • Elevator rail installation to begin
  • Plumbing and ductwork are in progress up to level 10
  • Curtain wall installation is in progress on levels 3 through 11
  • Interior wall layout and framing in progress up to level 10

Site 6B (Eastern Site)

  • Concrete slab placed up to level 9
  • Spray on fireproofing is up to level 7
  • Interior wall layout and framing is in progress through level 3
  • Exterior east elevation metal panels are installed up to level6
  • Curtain wall curbs and anchor installation is up to level 6
  • Exterior wall panels are expected to be on site during the week of November 18        

Below Grade Activity / W. 131st Street Utilities

  • Working on Department of Environmental Protection punchlist for W. 131st Street
  • Excavation and piping at CDS unit #3 (a unit that captures and treats stormwater runoff onsite before entering the city’s sewer system) from 3:00 p.m. to 11:00 p.m.
  • Domestic water, sanitary, storm-piping and fixtures installation is ongoing
  • Sprinkler system installation is in progress
  • Installation of chilled water supply and return, and high-pressure steam main and condensate return piping installation in utility tunnel and sub-cellar level 1
  • Fire alarm system installation is in progress
  • Installation of masonry walls, concrete curbs, and equipment pads at sub-cellar levels 1 and 3
  • All air handling units are on site and installation is in progress
  • The W. 130th Street energy transfer room equipment installation is ongoing
  • Sheet metal ductwork is ongoing in Site 7, Site 6B and W. 130th Street
  • West Loading dock development ongoing
  • L1 Plaza cricket and waterproofing work ongoing
  • Block filler and floor sealant ongoing 

W. 132nd Street Demolition Project

  • Demobilizing remaining materials/equipment

W. 125th Street South Side Demolition

  • Sidewalk bridge to be installed
  • Starting interior abatement in the warehouse at 614 W. 125th Street

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