Water cleaning equipment operation


The purpose of this standard is to provide the candidate with the knowledge and skills to operate water cleaning equipment used for façade preservation.

CITB has developed this standard in discussion with industry


Minimum 1 day of 6 learning hours


The purpose of this standard is to provide the candidate with the knowledge and skills to operate water cleaning equipment used for façade preservation.

The scope of this standard covers:

  • personal protective equipment (PPE), respiratory protective equipment (RPE), and safety controls
  • signage, protections, and barriers
  • water supply
  • abrasive media
  • tests and sample panels
  • cleaning equipment specification
  • cleaning equipment use
  • quality aspects of cleaning
  • bunding materials
  • work safely
  • local authority recycling/waste management
  • request for clarification
  • delay or suspend works.

Occupational relevance

Training delivered against this standard would be relevant to the following occupational groups:

  • operative and craft
  • supervision.

Candidate pre-requisites

There are no candidate pre-requisites as part of this standard.


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 2 years relevant industrial experience
  • A verifiable CV.


The following method(s) may be used in the delivery of this standard:

  • classroom and 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 training.


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

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.


Non-mandatory refresher every 3 years

Approval date

November 2018

Review cycle

Either on request or in 3 year(s) from approval date.

Learning outcomes

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

Select, use, maintain, and store PPE, RPE, and safety controls

Examples of:

  • job specifications
  • construction drawings


Videos of good and bad practice

Photos/videos low quality aspects


Examples of tools and equipment

Examples of operating and maintenance manuals


Examples of:

  • bunding materials
  • abrasive media


Videos in classroom

Practical demonstration in workshop

Candidate practice with supervision in workshop

Select and install:

  • signage, protections and barriers

Find a suitable water supply, install a stand pipe, and take meter readings

Describe abrasive media types and characteristics

Select the correct abrasive media for the work

Perform testing and create sample panels on masonry as per the specification

Describe uses and performance aspects for water cleaning equipment including:

  • nabulus, high pressure, and hot water/steam

Follow operational procedures for water cleaning equipment including:

  • nabulus, high pressure, and hot water/steam

Use water cleaning equipment including:

  • set up, check lines, use gun, use wand, and set down
  • inspection, maintenance, storage, and fault reporting

Describe how to avoid low quality aspects of using water cleaning equipment including staining and shadowing/wanding marks

Select, use, and apply bunding materials


Work safely including:

  • follow safe work practices/procedures
  • location of emergency procedures
  • identify hazards
  • reduce/eliminate risks
  • use controls
  • use PPE
  • specific hazards include: water, chemicals, barriers, heights, work platforms, slip, trip, fall, dust, vibration, noise, reduced vision, sharp edges, hot parts, pressurised liquid, abrasives, air pressure valve
  • keep a clean and tidy work area
  • earth leakage protection (residual current device, RCD)
  • extension and power leads (connectors, trips, testing)
  • petrol/diesel fuel (fire, fumes, spills)
  • first aid equipment
  • environmental safety

Examples of:

  • PPE
  • risk assessments
  • safe work practices/procedures
  • spills and clean up
  • environmental legislation
  • safety legislation
  • SDS sheets for COSHH
  • RAMS
  • emergency procedures
  • first aid equipment

Confirm and comply with local authority recycling/waste management

Environmental considerations for waste materials

Describe when and how to process a request for clarification

Example of:

  • request for clarification

Describe when and how to delay or suspend works

Example of:

  • delay/suspension request

Additional information about this standard


HSE Water jetting guides

Training at height

  • BS 8454:2006 Code of practice for delivery of training & education for work at height and rescue

Advisory Committee for Roof Safety

Work at Height Safety Association

  • View WAHSA technical guidance notes. These are a free resource, provided and maintained by WAHSA and its member companies for reference. They assist specifiers, managers, and end users of fall protection equipment. 

Health and Safety Executive (HSE) Working at height guides

HSE guides


See relevant legislation

  • Health and Safety at Work etc Act (HSWA) 1974
  • The Work at Height Regulations (WHR) 2005
  • Work at Height (Amended) 2007
  • Personal Protection Equipment (PPE) Regulations 2002
  • Personal Protection Equipment (PPE) at Work Regulations 1992
  • Provision and Use of Work Equipment Regulations (PUWER) (1998 UK 1999 NI)
  • Control of Substances Hazardous to Health Regulations (COSHH )2002
  • Lifting Operations and Lifting Equipment Regulations (LOLER) 1998
  • Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR ) 1995
  • Construction (Design and Management) Regulations (CDM) 2015
  • Construction (Health, Safety and Welfare) Regulations 1996
  • Manual Handling Operations Regulations 1992 as amended 2002
  • Control of Noise at Work Regulations 2005
  • Control of Vibration at Work Regulations 2005

Building regulations

  • Building and Buildings, England and Wales: The Building Regulations 2010.
  • The Building (Scotland) Regulations 2004
  • Statutory Rules of Northern Ireland.

British standards masonry

View British standards on the BSI website

  • BS 8000: 2013 Workmanship on construction sites.
  • BS 8437: 2005 Code of practice for selection, use and maintenance of personal protection systems
  • BS EN 12810-1:2003. Facade scaffolds made of prefabricated components. Product specifications
  • BS EN 12810-2:2003. Facade scaffolds made of prefabricated components. Structural design
  • BS EN 12811-1:2003. Temporary works equipment. Scaffolds. Performance and general design