Construction (Design and Management Regulations) 2015: General Awareness
CM0154
Aims
To provide the candidate with an awareness of the Construction (Design (and Management Regulations) 2015
Objectives – By the end of the session you will:
- Have an understanding of the significance of the Construction (Design and Management) Regulations 2015 [CDM2015]
- Have an awareness of Duty Holder Roles within CDM
What is CDM?
The Construction (Design and Management) Regulations [CDM 2015] are the main set of regulations for managing the health, safety and welfare of construction projects CDM applies to all building and construction work and includes new build, demolition, refurbishment, extensions, conversions, repair and maintenance. Uses the Principles of Prevention Intention is to prevent / reduce injury and ill health on construction projects (during all phases including, construction, maintenance and use and ultimately demolition) CDM identifies duty holder roles
Construction Health and Safety Key Elements:
- Managing the risks by applying the general principles of prevention;
- Appointing the right people and organisations at the right time;
- Making sure everyone has the information, instruction, training and supervision they need to carry out their jobs in a way that secures health and safety;
- Duty holders co-operating and communicating with each other and coordinating their work; and
- Consulting workers and engaging with them to promote and develop effective measures to secure health, safety and welfare
General Principles of Prevention :
- Set out in Appendix 1 of L153 Managing health and safety in construction
- Can be summarised as follows
Avoid risks where possible
Evaluate those risks which cannot be avoided
Put in place proportionate measures which control risks at source
Duty Holder Roles
Client Principal Designer Principal Contractor Designer Contractor
Client
Principal Contractor
Principal Designer
Duty Holders must have appropriate….
Skills
Experience
Knowledge
Client
A Client is an organisation or individual for whom a construction project is carried out They must make suitable arrangements for managing a project, including making sure other duty holders are appointed as appropriate (Appointments must have appropriate skills, knowledge and experience) Clients must ensure sufficient time and resources are allocated
Client
Clients must make sure:
- relevant information is prepared and provided to other duty holders
- the principal designer and principal contractor carry out their duties
- welfare facilities are provided
Clients must also:
- for projects which last longer than 30 working days and have more than 20 workers working at any one time or exceed 500 person notify the project to the enforcing authorities.
- ensure construction phase plan is in place at construction phase
- Maintain and make available Health and Safety File
Designer
A designer is an organisation or individual that prepares or modifies designs for construction projects. Note: Design is a function not an appointment When preparing or modifying designs, they must eliminate, reduce, or control foreseeable risks Consideration should include, construction, maintenance and end use They need to provide information to other members of the project team
Principal Designer
Principal Designers are appointed by Clients in construction projects with more than one contractor. They plan, manage, monitor and coordinate health and safety in the pre-construction phase They support the Client with preparing and providing information to other duty holders They liaise with the Principal Contractor to help with the planning , management and coordination of the construction phase
Principal Contractor
Principal Contractors are appointed by Clients in construction projects with more than one contractor. They plan, manage, monitor and coordinate health and safety in the construction phase This includes liaising with other duty holders, prepare Construction Phase Plan and organise coordination of contractors They must make sure suitable site inductions, prevent unauthorised access and ensure on-going welfare facilities
Contractor
Contractors carry out the actual construction work They are responsible for managing health and safety under their own control In projects with more than one contractor they must coordinate their activities with others including complying with directives from Principal Contractor and Principal Designer For single contractor projects – the contractor will compile the Construction Phase Plan
Further Information
The Construction (Design and Management) Regulations [CDM 2015] L153 Managing health and safety in construction Industry Guidance (Covering main duty holders including client)
Industry Guidance example….Client
Summary
Legal responsibilities Overall aims to prevent / reduce injury and ill health through all phases of a project Importance of having duty holders with appropriate skills, knowledge and experience (Client; Designer; Principal Designer; Principal Contractor; Contractor)
Any questions?
CDM JG.pptx
Jim Galloway
Created on January 8, 2026
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Transcript
Construction (Design and Management Regulations) 2015: General Awareness
CM0154
Aims
To provide the candidate with an awareness of the Construction (Design (and Management Regulations) 2015
Objectives – By the end of the session you will:
What is CDM?
The Construction (Design and Management) Regulations [CDM 2015] are the main set of regulations for managing the health, safety and welfare of construction projects CDM applies to all building and construction work and includes new build, demolition, refurbishment, extensions, conversions, repair and maintenance. Uses the Principles of Prevention Intention is to prevent / reduce injury and ill health on construction projects (during all phases including, construction, maintenance and use and ultimately demolition) CDM identifies duty holder roles
Construction Health and Safety Key Elements:
General Principles of Prevention :
Avoid risks where possible
Evaluate those risks which cannot be avoided
Put in place proportionate measures which control risks at source
Duty Holder Roles
Client Principal Designer Principal Contractor Designer Contractor
Client
Principal Contractor
Principal Designer
Duty Holders must have appropriate….
Skills
Experience
Knowledge
Client
A Client is an organisation or individual for whom a construction project is carried out They must make suitable arrangements for managing a project, including making sure other duty holders are appointed as appropriate (Appointments must have appropriate skills, knowledge and experience) Clients must ensure sufficient time and resources are allocated
Client
Clients must make sure:
- relevant information is prepared and provided to other duty holders
- the principal designer and principal contractor carry out their duties
- welfare facilities are provided
Clients must also:Designer
A designer is an organisation or individual that prepares or modifies designs for construction projects. Note: Design is a function not an appointment When preparing or modifying designs, they must eliminate, reduce, or control foreseeable risks Consideration should include, construction, maintenance and end use They need to provide information to other members of the project team
Principal Designer
Principal Designers are appointed by Clients in construction projects with more than one contractor. They plan, manage, monitor and coordinate health and safety in the pre-construction phase They support the Client with preparing and providing information to other duty holders They liaise with the Principal Contractor to help with the planning , management and coordination of the construction phase
Principal Contractor
Principal Contractors are appointed by Clients in construction projects with more than one contractor. They plan, manage, monitor and coordinate health and safety in the construction phase This includes liaising with other duty holders, prepare Construction Phase Plan and organise coordination of contractors They must make sure suitable site inductions, prevent unauthorised access and ensure on-going welfare facilities
Contractor
Contractors carry out the actual construction work They are responsible for managing health and safety under their own control In projects with more than one contractor they must coordinate their activities with others including complying with directives from Principal Contractor and Principal Designer For single contractor projects – the contractor will compile the Construction Phase Plan
Further Information
The Construction (Design and Management) Regulations [CDM 2015] L153 Managing health and safety in construction Industry Guidance (Covering main duty holders including client)
Industry Guidance example….Client
Summary
Legal responsibilities Overall aims to prevent / reduce injury and ill health through all phases of a project Importance of having duty holders with appropriate skills, knowledge and experience (Client; Designer; Principal Designer; Principal Contractor; Contractor)
Any questions?