Principal Contractor's Role

A 'principal contractor' has to be appointed for projects which last more than 30 days or involve 500 person days of construction work. The principal contractor's role is to plan, manage and co-ordinate health and safety while construction work is being undertaken. The principal contractor is usually the main or managing contractor for the work.

The Principal Contractor's Duties

  • Plan, manage and monitor construction phase in liaison with contractor.
  • Prepare, develop and implement a written plan and site rules (Initial plan completed before the construction phase begins).
  • Give contractors relevant parts of the plan.
  • Make sure suitable welfare facilities are provided from the start and maintained throughout the construction phase.
  • Check competence of all appointees.
  • Ensure all workers have site inductions and any further information and training needed for the work.
  • Consult with the workers.
  • Liaise with CDM co-ordinator regarding ongoing design.
  • Secure the site.

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