A Principal Designer (PD) is a designer who is an organisation or individual (on smaller projects) appointed by the client to take control of the pre-construction phase of any project involving more than one contractor. READ MORE Principal designers: roles and responsibilities (HSE) The Construction (Design and Management) Regulations 2015 (Legislation.gov.uk) Facebook Twitter LinkedIn 9 May 2019|cdm regs 2015|pd|principal designer|roles and responsibilities|section 4|section 4C|section 4C2 Previous post Next post Related Posts What is a Bill of Quantities (BoQ)? 27 September 2018 How do LPAs go about tendering and short-listing? 9 July 2018 What are the Designer’s duties under the CDM Regs 2015? 16 May 2019