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Boiler Operation Accreditation Scheme (BOAS) / Operator and Manager (SHELL boilers only)

Course details

  • Course code: D6A
  • Duration: 5 Days
  • *Cost: £1,435 (+ VAT) Plus KIWA registration and assessment fees (v5.3 KIWA fees – July 2018) + VAT (£485 for Operators / shell boilers or £535 for Managers / shell boilers. Other fees may also be applicable, we will advise on booking) [1]

Who is it for?

This course is designed for practicing boiler house operatives or those responsible for managing a boiler house and its operators.


The Boiler Operation Accreditation Scheme (BOAS) provides national accreditation for industrial boiler operators and boiler plant managers. The BG01 guidelines suggest that all competent persons and owners/managers should be trained to the BOAS standard.

Spirax Sarco is a licensed and approved BOAS training provider. The D6A course provides training to the BOAS syllabus and includes the written examination [2]. Candidates are also interviewed by a third party (KIWA-Gastec) assessor during the course [3].


Successful candidates may use the designatory letters "Cert IBO" (Certified Industrial Boiler Operator) or "Dip BOM" (Diploma in Boiler Plant Operation Management). Candidates from both award categories take the same course and written papers [4]. Interviews are specific to each award.

Delegates taking the Cert IBO and Dip BOM will achieve Dual Award status.

All awards are valid for five years, after which a renewal course becomes necessary [5]. 

Course Objectives

  • To train and prepare candidates for the BOAS accreditation
  • To promote safety and energy efficiency in the boiler house with due regard to environmental aspects and legal requirements

The syllabus will contain information on the following topics:

  • Steam fundamentals
  • Fuel types
  • Combustion
  • Feedwater
  • Boiler controls and instrumentation
  • Operation of boilers
  • Safety & legal requirements
  • Boiler efficiency


[1] KIWA fees may be subject to change, you will be notified at time of booking.
[2] The course includes written examination papers. All candidates are required to sit examination papers regardless of award.
[3] Candidates from sites having shell boilers are interviewed during the course. Those having water tube boilers are interviewed at site on a separate occasion.
[4] Exact examination papers undertaken will vary depending on award.
[5] A renewal course is necessary at five yearly intervals. 






Boiler house operatives must have 6 months (or 100 hours) verified practical experience. Supply of paperwork.


Completion of pre-reading (supplied by ourselves). Attendance on the Steam Boiler Plant Fundamentals course (D6) course.


Courses start at 9:00am on the first day and finish at approximately 4:30pm on the last day. 

Cost:  £1,435 (+ VAT) Plus KIWA registration and assessment fees (£485 for Operators /shell boilers or £535 for Managers /shell boilers, £150+VAT for dual award (Operator/ Manager) other fees may also be applicable, we will advise on booking)

BG01 Boiler Operation Guidance

BG01 provides boiler operators and managers with up-to-date advice on boiler control technology and runs in parallel with the HSE’s Safe management of industrial steam and hot water boilers (INDG436). It gives specific advice about how to achieve the safety standards laid out in the HSE document.

Upcoming courses 

Start Date Duration Location Register
05/10/2020 5 Days Cheltenham
26/10/2020 5 Days Cheltenham
16/11/2020 5 Days REMOTE LIVE
30/11/2020 5 Days Cheltenham

Write to us

Spirax Sarco, UK Steam Technology Centre, Charlton House, Cheltenham, Gloucestershire, GL53 8ER

01242 535 211

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