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Built up roofing (RBM) waterproof membrane roofing systems installation

We have doubled the grant rates for short course tiers 1 – 3. To address rising costs, you can now receive higher rates on course achievements from 1st April 2023

Grant Tier

Achievement date before 1 April 2023

Achievement date on or after 1 April 2023

Grant Tier 1

Grant Tier 1 Refresher

£30

£15

£60

£30

Grant Tier 2

Grant Tier 2 Refresher

£70

£35

£140

£70

Grant Tier 3

Grant Tier 3 Refresher

£120

£60

£240

£120

Overview

This standard covers the knowledge and skills to install waterproof membrane roofing systems.

CITB has developed this standard in discussion with industry

Duration

Minimum 1 day of 6 learning hours

Purpose/scope

The purpose of this standard is to provide the candidate with the knowledge and skills to install waterproof membrane roofing systems.

The scope of this standard covers:

  • how to set out including:
    • restraint at perimeters and abutments, and membranes
  • how to seam joint by hot air welding using hand and automatic methods
  • how to seam joint by using a gas torch
  • how to mechanically fix membranes.

Occupational relevance

Training delivered against this standard is relevant to the following occupational group(s):

  • operative and craft
  • supervision.

Candidate prerequisites

There are no candidate pre-requisites as part of this standard. However, a basic knowledge of built up roofing terminology and techniques would be beneficial.

Before candidates perform the work on a construction site, candidates must have successfully completed roofing-specific training for working at heights

Instruction/supervision

As a minimum, course instructors must be able to demonstrate that, in relation to this standard, they have:

  • A train the trainer or instructional techniques course certificate
  • Successfully completed training to this standard 
  • At least 10 years relevant industrial experience
  • A verifiable CV.

Delivery

The following methods may be used in the delivery of this standard:

  • classroom and / or workshop

All materials and equipment must be of a suitable quality and quantity for candidates to achieve learning outcomes and must comply with relevant legislation.

The class size and candidate/instructor ratio must allow training to be delivered in a safe manner and enable candidates to achieve the learning outcomes.

This standard is considered to contain 51 per cent or more practical learning.

This standard is considered to be set at an intermediate level.

Assessment

For the successful completion of training, candidates must complete an end of course practical assessment or knowledge test that measures the learning outcomes and has a pass or fail criteria.

Quality assurance

Assured

Quality assurance against this standard will require initial approval of the training organisation and their content mapped to the standard. 

CITB will also conduct an approval intervention, either desk-based or centre visit, to ensure the training organisation can meet the requirements of the training standard. 

Approved training organisations (ATOs) will be required to present information on records of training and assessment upon request to CITB for desk based analysis. They will also be visited annually by the CITB quality assurance team.

Renewal/refresher

There are no mandatory renewal or recommended refreshment requirements for this standard.

Approval date

TBC

Review cycle

Either on request or in 3 years from approval date.

Learning outcomes

Learning outcomes
The candidate will be able to Additional guidance to support learning outcome

Describe and demonstrate how to set out membranes.

  • Perimeters
  • Abutments

Practical demonstration by trainer 

Operative practice with tutoring

Demonstrate how to seam joint by hot air welding.
  • Handheld welder
  • Automatic welder

Practical demonstration by trainer 

Operative practice with tutoring

Demonstrate how to seam joint using a gas torch.
  • Identify fire risk area
  • Obtaining a bleed of bitumen

Practical demonstration by trainer 

Operative practice with tutoring

 

Demonstrate how to mechanically fix membranes
  • What type of fixings
  • Spacings
  • Cold roof fixing
  • Warm roof fixing

Practical demonstration by trainer

Operative practice with tutoring

Additional information about this standard

Health and Safety Executive (HSE)

British standards

View all available British Standards at the BSI website

BS 8217:2005 - Reinforced bitumen membranes for roofing. Code of practice

BS 6229:2018 - Flat roofs with continuously supported flexible waterproof coverings. Code of practice