811 Chicago


Before you dig within the City limits of Chicago, call 811 Chicago 48 hours in advance (excluding weekends and holidays) to request a Dig Ticket.
It is the law!



Telephone:

  • Call 811 or 312-744-7000


Fax:

  • (312) 742-0950

 

GCDPC 20 Years Logo

OUR MISSION

The GCDPC is working hard to promote:

  • Safety and prevent damage to underground facilities.
  • Construction safety through education.
  • The need to call before you dig.
  • The need to coordinate work activities.