Mathematics and Lewisohn Basement Tunnel is closed

Facilities is conducting an upgrade to the Chill Water/Steam piping in the Math/Lewisohn Tunnel Level. Contractor mobilization will begin week of 3/13. Due to the space constraints of the project; a section of the corridor will be unavailable to the general public. This section of the corridor will be closed for approximately 4 to 6 weeks to complete. The Tunnel Level of the buildings is located in the basement level. If you need to access to Math or Dodge/Lewisohn tunnel levels, please use the main campus level entrance for these buildings. You will not be permitted to access adjacent buildings via the tunnel area. 

If you are unable to access a class or required academic program because of this service issue, contact Disability Services at [email protected] immediately.

Columbia University Facilities and Operations

To report urgent service or disability access issues (e.g. inoperable elevator or lift, flooding, gas smell), please call the Facilities Services Center immediately at (212) 854-2222.