Hong Kong Experience of CDM in Public Works Projects Speaker :Dr. Alex C O LI, Chief Assistant Secre

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Hong Kong Experience of CDM in Public Works
Projects Speaker Dr. Alex C O LI, Chief
Assistant Secretary (Works), Development Bureau
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Accident Rates of Hong Kong
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What is Construction Design Management (CDM) ?
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CDM is

• Risk management tool
• Objective
• Enable project team to identify and address
  health and safety risks throughout project cycle

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CDM helps to bring together

• Client
• Project Supervisor
• Designer
• Contractor

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Roles of

• Client
• Project Supervisor
• Designer
• Contractor

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Construction Design Management
Early Hazard Identification
Inform Tenderer Major Risks
Inform Operator or Maintenance Agent Residual
Risks
Construction
Design
Tendering
Operation and Maintenance
Avoid Reduce and Control
Contractor Input on Risk Management
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How does CDM work ?
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Key Features

• 1) Input of safety expert at early design stage
• 2) Health Safety (HS) File
• Summary of hazards and impacts, and actions taken
  to address them throughout project cycle
• Information on potential hazards for maintenance
  agent
• 3) Pre-tender HS Plan on residual risks

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Benefits

• Identify risks at early stage
• Better forward planning
• More available options
• Facilitate balanced considerations
• Improve buildability and maintainability

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Example 1 Slope works at Upper Firing Range,
Police Training School, Aberdeen
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Example 2

• REDEVELOPMENT OF STAFF QUARTERS AT
• TUEN MUN HOSPITAL

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Site Location Plan
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Protective Barrier with netting at Staircase,
Mid-bay
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Deflection Marker
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Noise Barrier adjacent to Block A
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Dust Depression during Debris Descending
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RB-TMH
Erection of glazed lift is in progress
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Overview of Glazed lift
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Tangible Benefits

• Health and safety improvement
• Cost
• Time
• Quality

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Feedback
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Feedback from project team

• Help the designer to identify health and safety
  risk early and address them promptly
• Enhance communication among designers, the
  contractors and the client
• Facilitate early input from contractor to address
  and mitigate the hazard

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Areas for Improvement

• Designer / contractor need to be more familiar
  with the CDM process
• Need more training/implementation guidelines
• Minimize the amount of paperwork

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Concluding Remarks
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The End
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UKs Requirements

• Thro Enforcement of CDM Regulations
• Place Statutory duties upon
• Clients
• Designers
• Contractors
• Creation of CDM Co-ordinator
• Produce Pre-tender and Construction HS Plan
• Creation of HS File

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What is a HS File ?

• A record of information to pass on from one duty
  holder to another for alerting on key HS risks
  that need to be taken care or dealt with during
  construction, operation and maintenance when
  undertaking the duties

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What needs to be included in HS File?

• During Design Stage
• Project description and information
• Site features
• Strategic design criteria and decisions
• Record of HS hazards
• Control measures considered

• During Construction Stage
• General details of construction methods
• Materials used in construction

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What needs to be included in HS File?

• For Operation and maintenance
• Potential hazards and procedures and requirements
  for OM
• List of equipment and facilities provided
• List of updated records,as-built drawings and
  manuals
• Location and nature of utilities and services
  including emergency and fire fighting systems