Drainage Services Department

• Background
  • Review of Flooding Problem in Northern Hong Kong Island
  • Major Causes of Flooding in Northern Hong Kong Island
  • Impacts on Flooding
  • Stormwater Drainage Master Plan Study in Northern Hong Kong Island
• Project Overview
  • The Need for Construction of the Drainage Tunnel
  • Key Facts
  • Major Benefits
  • Public Consultation
• Techinical Details
  • Construction of the Main Tunnel
  • Benefits of Tunneling Method
  • Construction of Intakes Shaft
• Environmental Mitigation Measures
• Maps of Construction Sites
• Progress
• Special Traffic Arrangements
• Publicity & Publications
  • The Project Newsletters
  • Promotion - Project Exhibitions
  • Promotion - Outreach Programme
  • Project Video - The Project
  • Hong Kong West Drainage Tunnel Project - TBM Launching Ceremony
  • Hong Kong West Drainage Tunnel Project - Tunnel Breakthrough Ceremony
  • Hong Kong West Drainage Tunnel Project - The Commissioning Ceremony
• Frequently Asked Questions (FAQ)