Drainage Services Department

PWP No. 4394DS

Upgrading of Kwun Tong Preliminary Treatment Works

Project Scope

Upgrading of the existing Kwun Tong Preliminary Treatment Works (KTPTW) through the construction of additional facilities and upgrading of existing facilities to increase its treatment capacity. The scope of the project comprises upgrading of the inlet screw pumping system; provision of an additional grit removal system and associated grit handling facility, and deodorisation system for the new system and facility; construction of new grit building and odour control room; modification of the existing influent channel and construction of a new influent channel; re-provision of an emergency seawall bypass; provision of architectural and landscaping modification works for the existing KTPTW; and other ancillary works

Major Improvements and Benefits

To increase the sewage treatment capacity of the Kwun Tong Preliminary Treatment Works to cater for the increase in sewage flow


Binnies Hong Kong Limited


Chevalier–CPC Joint Venture

Contract No.
Project Commencement Date
31 July 2017
Project Completion Date
2 September 2022
Project estimate

$349.9 million

Controlling Division
Harbour Area Treatment Scheme Division
Sewerage and sewage treatment
Kwun Tong
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