What is a Canadian Registration Number (CRN)?
The Canadian Registration Number (CRN) is a number issued by each province or territory of Canada to the design of a boiler, pressure vessel or fitting. The CRN identifies the design has been accepted and registered for use in that province or territory. The province or territory is represented by numeric digits following the decimal point within the CRN as shown in the list below. The first registering province or territory is the first digit after the decimal. For example, a design registered first in Ontario and then in Alberta might be issued the number 4321.52: 1 = British Columbia 2 = Alberta 3 = Saskatchewan 4 = Manitoba 5 = Ontario 6 = Quebec 7 = New Brunswick 8 = Nova Scotia 9 = Prince Edward Island 0 = Newfoundland N = Nunavut T = Northwest Territories Y = Yukon Territory C, follows the designation of the province of first registration if the design is subsequently registered across Canada (e.g., M 4156.
To be eligible for use in Alberta, the design of a boiler or pressure vessel must be registered by ABSA. A Canadian Registration Number (CRN) is a number stamped on a boiler or pressure vessel, indicating that the design was registered. • A CRN consists of a letter, four digits, and a decimal point followed by up to ten digits and/or two letters. • To be eligible for use in Alberta, the CRN must have the digit “2” somewhere after the decimal point. • For more information, please see What is a Canadian Registration Number (or CRN)? Go To Top What Is The Most Common Cause Of Boiler Accidents? • In Alberta, boiler accidents most commonly occur when the burner continues to fire after the boiler water level drops below the minimum safe operating level. Unfortunately, investigations often reveal that automatic fuel cutoffs were not functioning or were disabled by improperly trained operations or maintenance personnel. Go To Top I Just Purchased A Business With A Pressure Vessel, And I Receiv