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Hydrostatic tests.

Municipal Code of Chicago § 14A-6-606.4.1
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14A-6-606.4.1 Hydrostatic tests. Where a hydrostatic pressure test is deemed necessary by the building official, the hydrostatic pressures used in such test may not exceed the maximum working pressure of the apparatus being tested by more than 50 percent and a careful external and internal examination of the apparatus must be made before administering the test. In all cases where a hydrostatic pressure test is used, an internal examination of such apparatus must be made after the test is administered.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2661690Fetched: 10/24/2026

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14A-6-606.4.1 | Corpus