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Steel pipe.

Municipal Code of Chicago § 18-28-1303.9
in effect
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18-28-1303.9 Steel pipe. Joints between steel pipe or fittings shall be threaded or welded joints complying with Section 18-28-1303.3 or mechanical joints complying with Section 18-28-1303.9.1.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2689195Fetched: 10/24/2026

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18-28-1303.9 | Corpus