Michigan Administrative Code
Department - Licensing and Regulatory Affairs
Bureau of Construction Codes
Construction Code Commission General Rules
Construction Code
Part 5 - RESIDENTIAL CODE
Section R. 408.30530 - Requirements for discharge pipe
Universal Citation: MI Admin Code R. 408.30530
Current through Vol. 24-16, September 15, 2024
Rule 530. Section P2803.6.1 of the code is amended to read as follows:
P2803.6.1. Requirements for discharge pipe. Relief valves shall not discharge so as to be a hazard, a potential cause of damage, or a nuisance.
A relief valve discharge pipe shall be provided for each individual relief valve and shall meet all of the following:
(a) Shall terminate atmospherically not more
than 4 inches (102 mm) from the floor with an unthreaded end.
(b) Shall not be interconnected.
(c) Valves shall not be connected in the
relief valve discharge pipe.
(d)
Shall be rigid pipe approved for water distribution, with a minimum temperature
rating of 210 degrees Fahrenheit.
(e) Shall have the same nominal inside
diameter as the relief valve outlet and shall drain by gravity flow.
(f) Shall discharge to the floor, or to the
pan serving the water heater or storage tank, or to a waste receptor.
The outlet of a pressure, temperature, or other relief valve shall not be directly connected to the drainage system.
Disclaimer: These regulations may not be the most recent version. Michigan may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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