Connections to offsets and bases of stacks.
Municipal Code of Chicago § 18-29-704.3
in effect18-29-704.3 Connections to offsets and bases of stacks.
Horizontal branches shall connect to the bases of stacks at a point located not less than 10 pipe diameters downstream from the stack. Except as prohibited by Section 18-29-711.2, horizontal branches shall connect to horizontal stack offsets at a point located not less than 10 pipe diameters downstream from the upper stack.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692002Fetched: 10/24/2026
