High Pressure Boiler Operator License:

A High Pressure Boiler Operator license is intended for an person responsible for high-pressure boilers and auxiliaries role in the heating plant or power plant or generating facility. 

The fee for the High Pressure Boiler Operator application is $25.00 with an annual renewal fee of $25.00.  For those engineers that wish to apply for a reciprocal license the fee is $25.00, which is based on holding a license from recognized State, Municipal, Federal and Third-Party licensing entities.

The qualification to sit for the examination is the individual must have 6-months in a high-pressure plant or 3-months in a high pressure plant holding a Low Pressure Boiler Operator certificate.

Here is an outline of the breadth and depth of the topics, which can be downloaded in detail at high-Pressure and will be covered on the examination.  Below is a general outline of covered topics on the examination:

Questions with a standard degree of difficulty related to:

• Boilers: Types, applications, design, operation, combustion systems, controls, safety devices.
• Boiler Auxiliaries: Pumps, feedwater heating equipment, water treatment.
• Environmental Control: Emissions, pollution controls, pollution control devices and systems.
• Boiler Mathematics: MAWP, heating surface, horsepower, safety valve calculations, fuel calculations.
• Pump Mathematics: Horsepower, head, displacement.

Reference material materials to study from, for the examination, are:

• High Pressure Boilers, 4th Edition, by Steingress, Frost and Walker.
• Low Pressure Boilers, 3rd Edition, by Steingress and Walker.

Application form download (PDF) NASOE Application