Emergency Rescue and Recovery of Casualties from Confined Spaces: Water: (6150-05)

City & Guilds, 6150-05 Training Courses in Northern Ireland

National Occupational Standards

Unit 6150-05 Description

Emergency Rescue and Recovery of Casualties from Confined Spaces: Water:

Area of competence

This unit is about being present as a member of a team for rescue and recovery of casualties should emergency arise. It is a dedicated team and may be an in-house team, specialist contractors or the emergency services by prior arrangement. The role is to be available and carry out rescue from within the confined space should an emergency arise. This will also require competence in the unit “Working in High Risk Confined Spaces” (6150-03).

Skills and competencies which demonstrate effective performance

You show you are competent to:

  • Prepare to work safely in all levels of confined spaces under emergency conditions
  • Enter and exit confined spaces safely
  • Prepare and use self-contained compressed air breathing apparatus (open circuit) in accordance with manufacturer’s specifications
  • Use rescue equipment and tools safely and in accordance with manufacturers’ specifications
  • Follow procedures and work safely
  • Deal with emergencies
  • Arrange for all rescue equipment specified in the method statement to be on site before work begins
  • Set up, test, and confirm communications systems are working before rescue and recovery begins
  • Confirm all team members know and understand their roles
  • Check all team members are in place with the appropriate PPE before entry begins
  • Set up an exclusion zone to prevent entry of unauthorised people
  • Enter and exit the space in line with procedures for the confined space risk category
  • Adhere to all procedures regarding the carrying and use of CABA
  • Confirm the suitability of the CABA for the job
  • Carry out pre-use safety and user tests to confirm CABA and its fit complies with current legislation, manufacturer’s specifications and approved codes of practice
  • Examine the breathing apparatus prior to starting work and replace it if it is defective
  • Resolve any problems with the CABA and report non-conformities
  • Fit and adjust the designated CABA
  • Wear the designated CABA to carry out the work
  • Continuously monitor the CABA during operational use
  • Carry out after use checks on the CABA after a safe exit and confirm it conforms to specification before storing it in the designated area ready for the next job
  • Take steps to maintain or repair faulty CABA
  • Check and confirm all equipment and tools are suitable for the job before using them
  • Check and confirm all personal protective equipment (PPE) is suitable and compatible with CABA to be worn before using it
  • Resolve any problems with equipment and tools before and during their use
  • Use specified method to introduce equipment and tools into the confined space
  • Recover and remove equipment and tools when permitted
  • Follow manufacturer’s and employers instructions for after-use checks, cleaning, disinfection, decontamination, and storage
  • Follow and maintain emergency procedures throughout the incident
  • Follow employers safe working procedures and equipment manufacturer’s instructions
  • Act immediately to remedy any unsafe activity, equipment and environmental conditions
  • Regularly monitor atmospheric conditions within the confined space
  • Control risks adequately which arise during working task
  • Use PPE specified for the job
  • Record environmental readings regularly and change the rescue procedure to resolve problems shown by the information from the monitoring equipment
  • Communicate regularly with the work team at all stages of the rescue and recovery
  • Confirm emergency communications links are working and the team is ready to enter
  • Enter the confined space as prescribed for emergencies and maintain a safe means of escape
  • Move within the confined space in a way which minimises risk to yourself and does not cause further injury to the casualty
  • Make reports and complete all documentation and deposit them with the designated personnel
  • Confirm the emergency arrangements, procedures and communications systems are in place before entry
  • Make the emergency arrangements known to all the team, support personnel, and off-site personnel
  • Get all rescue equipment on site as specified in the emergency procedures
  • Arrange for rescue equipment to be in place before allowing entry in confined space
  • Put emergency equipment, casualty recovery and handling devices into designated places
  • Start emergency procedure immediately on becoming aware of a dangerous situation
  • Use emergency equipment and breathing apparatus
  • Put on PPE in response to the emergency incident and check other team members comply with its wear and use
  • Supervise use of emergency equipment
  • Recover casualties to a safe location
  • Assess and prioritise casualties
  • Recover casualties to surface in a way which minimises further injury
  • Record and report the emergency incident and its circumstances
  • Administer basic first aid to a recovered surface casualty
  • Maintain emergency communications
  • Hand over to the emergency services
  • Secure the site for post-incident investigation

You work in a manner which:

Is vigilant to possible risks and hazards

Knowledge and understanding

You must know and understand the following:


  • An appreciation of the main principles of health and safety and environmental legislation and regulations
  • Industrial standards
  • Working knowledge of approved codes of practice and guidance for working safely in confined spaces
  • Definition of confined spaces and their nature and characteristics
  • Definitions of hazardous situations and different types and categories of hazards
  • Awareness of how emergency situations can arise in confined spaces
  • Manufacturer’s instructions relating to use of equipment
  • Manufacturer’s instructions relating to the use of CABA
  • Manufacturer’s instructions relating to the use of PPE
  • Legislation and approved codes of practice and guidelines for the safe use of breathing apparatus
  • Limitations of using rescue equipment
  • Working as a member of a team
  • Roles and responsibilities
  • Injuries to personnel and the general public
  • Dealing with irregularities and abnormal situations
  • Types and categories of emergency situations
  • Implications of drink and drugs policies


  • Classification schemes and how to identify the confined space classification
  • Hazards, substances, and situations associated with contaminated confined spaces
  • Entry procedures for different types and classifications of confined space environments
  • Carry out real-time assessment of risks and hazards
  • Using work authorisation and permits
  • Procedures and methods of working suitable to the confined space classification and local conditions
  • Minimising the risks and hazards for the work to be carried out
  • Using ventilation systems
  • Reducing the risk and injury
  • Understanding and using local site procedures
  • Monitoring of conditions and rescue activity
  • Decontamination procedures
  • Communication methods which are suitable for different conditions
  • Resolving problems speedily and with the designated personnel where other people or organisations are involved
  • Preparing and checking equipment and tools
  • Following manufacturer’s instructions for using equipment and tools
  • Ensuring equipment and tools are fit-for-purpose and how to use them safely
  • Methods and techniques for using and wearing PPE
  • Preparing and using different types of breathing apparatus
  • Using emergency rescue equipment
  • Using equipment to resuscitate casualties
  • Ensuring the content of the emergency incident kit is complete
  • Using maps and technical drawings
  • Responsibilities of a rescue team and its individual members
  • Responsibilities of managing work teams
  • Procedures for dealing with emergencies
  • Rescue and recovery procedures
  • Communications and reporting systems for emergency situations
  • Sighting rescue equipment
  • Using tally boards(entry control methods) for deploying rescue team members
  • Using incident logs throughout rescue operations
  • Planning how to deal with potential fatalities
  • Treating casualties and injuries
  • Preparing for and dealing with weather conditions
  • Maintaining sites for investigations following emergency and rescue situations