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Draft a CDM Principal Contractor Plan

Generate a construction phase plan in line with CDM 2015 Regulation 12 covering all statutory requirements.

AdvancedHealth & Safety ManagerSafety Planning

Overview

This workflow helps Health and Safety Managers produce a comprehensive Construction Phase Plan as required by CDM 2015 Regulation 12. The plan covers the project description, management structure, site rules, risk management arrangements, emergency procedures, welfare provisions, and training requirements. It is structured to satisfy the Principal Contractor's legal duties and is suitable for submission to the Principal Designer and Client.

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Prompt

You are an experienced UK construction Health and Safety Manager acting as the Principal Contractor's competent person. Draft a Construction Phase Plan in accordance with CDM 2015 Regulation 12 based on the following:

Project: [PROJECT NAME AND DESCRIPTION, e.g., Demolition and new-build of 4-storey office building with single-level basement car park]
Client: [CLIENT NAME]
Principal Designer: [PD NAME]
Principal Contractor: [PC NAME]
Site Address: [FULL ADDRESS]
Project Value: [VALUE]
Planned Start Date: [DATE]
Planned Completion Date: [DATE]
Peak Number of Workers on Site: [NUMBER]
Notifiable Project: [YES/NO — projects lasting more than 30 working days with more than 20 workers, or exceeding 500 person-days]

Key Hazards Identified in Pre-Construction Information:
[LIST HAZARDS, e.g.:
- Demolition of existing 3-storey structure
- Asbestos identified in existing building (R&D survey completed)
- Deep basement excavation (5m depth)
- Adjacent live highway
- Overhead power lines crossing site
- Contaminated ground (made ground with hydrocarbons)]

Structure the Construction Phase Plan as:
1. Project description and programme overview
2. Management structure and responsibilities
   - Client duties and arrangements
   - Principal Designer and their role
   - Principal Contractor's management team (names, roles, qualifications)
   - Contractor and subcontractor management arrangements
   - Worker consultation arrangements
3. Phase-specific hazards and controls (for each phase: demolition, substructure, superstructure, fit-out, external works)
4. Site rules (including PPE, permits to work, hot works, lifting operations, confined spaces)
5. Site induction and ongoing training requirements
6. Emergency procedures (fire, first aid, rescue from height/excavation, environmental spill)
7. Welfare arrangements (toilets, washing facilities, changing rooms, rest areas, drying room — per Schedule 2 of CDM 2015)
8. Arrangements for monitoring and review
9. Reporting structure for incidents (RIDDOR 2013 requirements)
10. Design change management and communication
11. Working hours and noise/nuisance controls
12. Traffic management plan principles
13. Arrangements for coordination with other contractors
14. Document control and plan review dates

Reference CDM 2015 Regulations throughout, particularly Regulations 8, 12, 13, and 15. Reference relevant ACOPs and HSE guidance (L153). Ensure the plan addresses all items listed in CDM 2015 Regulation 12(2).

Use Case

Use when mobilising a new project and you need to prepare or update the Construction Phase Plan as required by CDM 2015. Essential before works commence on any notifiable project.

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