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// CODE SNIPPET

418.2 Strainer

2021 Oregon Plumbing Specialty Code > 4 Plumbing Fixtures and Fixture Fittings > 418.0 Floor Drains > 418.2 Strainer
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Floor drains shall be considered plumbing fixtures and each such drain shall be provided with an approved-type strainer having a waterway equivalent to the area of the tailpiece. Floor drains shall be of an approved type and shall provide a watertight joint on the floor.

Related Code Sections


22.21.2.6 Special Occupancy Requirements, Strainers
Strainers shall be required for systems utilizing discharge devices with waterways of less than 3/8 in. (9.5 mm) diameter. [214:5.2.7] ...
Standard for the Installation of Sprinkler Systems 2016 of Portland > 22 Special Occupancy Requirements > 22.21 Water Cooling Towers > 22.21.2 Installation Requirements > 22.21.2.6 Strainers
418.2 Plumbing Fixtures and Fixture Fittings, Strainer
Floor drains shall be considered plumbing fixtures and each such drain shall be provided with an approved-type strainer having a waterway equivalent ...
2021 Oregon Plumbing Specialty Code > 4 Plumbing Fixtures and Fixture Fittings > 418.0 Floor Drains > 418.2 Strainer
421.2 Plumbing Fixtures and Fixture Fittings, Strainers
The waste outlet of a floor sink shall be provided with an approved strainer or grate that is removable and accessible ...
2021 Oregon Plumbing Specialty Code > 4 Plumbing Fixtures and Fixture Fittings > 421.0 Floor Sinks > 421.2 Strainers
7.7.6 System Requirements, Strainers
A listed strainer shall be provided in the riser or feed main that supplies sprinklers having nominal K-factors smaller than K-2.8 (40) ...
Standard for the Installation of Sprinkler Systems 2016 of Portland > 7 System Requirements > 7.7 Outside Sprinklers for Protection Against Exposure Fires (Exposure Protection Sprinkler Systems) > 7.7.6 Strainers
7.9.10 System Requirements, Strainers
A listed line strainer shall be installed in the main water supply preceding sprinklers or automatic spray nozzles having nominal K-factors smaller ...
Standard for the Installation of Sprinkler Systems 2016 of Portland > 7 System Requirements > 7.9 Commercial-Type Cooking Equipment and Ventilation > 7.9.10 Strainers
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