Prohibited joints.
Municipal Code of Chicago § 18-29-707.1
in effect18-29-707.1 Prohibited joints.
The following types of joints and connections shall be prohibited:
1. Cement or concrete joints;
2. Mastic or hot-pour bituminous joints;
3. Joints made with fittings not approved for the specific installation;
4. Joints between different diameter pipes made with elastomeric rolling O-rings;
5. Solvent-cement joints between different types of plastic pipe except where provided for in Section 18-29-705.18.4; and
6. Saddle-type fittings.
(Amend Coun. J. 11-8-12, p. 38872, § 358; Amend Coun. J. 10-14-21, p. 37722, Art. VII, § 7)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692112Fetched: 10/24/2026