Piping – Prince Edward Island

Last updated Mar 27 2014 LRB

This flowchart is an approximate combination of information collected from the following source: Boilers and Pressure Vessels Act Chapter B-5

5.17 The following piping shall be considered pressure piping subject to all the requirements of these regulations:
(a) steam piping of any size or pressure over 15 PSI:
(b) water piping larger than 20 mm nominal pipe size to carry hot water at more than 207 kPa;
(c) piping to carry refrigerants, anhydrous ammonia, propane and similar gases;
(d) air or other inert gas piping larger than 20 mm nominal pipe size and at a pressure greater than 1750 kPa;
(e) oil piping larger than 20 mm nominal pipe size to carry hot oil at more than 207 kPa;
(f) piping systems used for the movement of non-flammable medical gases;
(g) any other piping used in connection with or as part of a boiler or pressure piping installation and classified as pressure piping by the Chief Inspector.

DESIGNS NOT REQUIRED TO BE REGISTERED

5.30 The following pressure plant designs are not required to be submitted for registration unless required by the Chief Inspector but shall otherwise comply with the regulations:
(a) power plants that do not exceed 600 kW;
(b) heating plants that do not exceed 1800 kW;
(c) refrigeration plants that do not exceed 60 kW; [updated to 74 kW]
(d) compressed air plants that do not exceed 200 kW;
(e) compressed air plants that are portable.

At what temperature water becomes hot water or oil becomes hot oil is not defined