Weeks of 11/18/19 and 11/25/19

Project site, aerial view looking northeast, November 15, 2019

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 is 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 level 6
  • Curtain wall curbs and anchor installation are 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 #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 level1
  • 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

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