Construction of Housing Blocks under Home Ownership Scheme, Housing Department, HKSAR.
Client:
The Hong Kong Housing Department
Waste Minimisation Measures Highlights:
Planning for waste reduction
Implement Waste Management Plan in demolition and civil engineering projects and plan to reduce the use of timber
Low waste building designs and technologies
Design for balance cut and fill
Design for dimensionally coordinated modular flats
Use of precast facades, staircases and semi-precast floor slabs
Use of prefabricated door-sets, metal security gates and cooking benches
Use of prefabricated kitchen and bathroom cabinets
Use of precast and prefabricated external works items such as planters and street furniture
Use of pulverized fuel ash in cement
Use of metal moulds for precast items
Use of metal large panel formwork and steel table formwork
Installation of panel walls in lieu of blockwork
Offer different fitting out packages to meet purchaser's requirements
Waste management:
On-site sorting of construction waste in demolition and civil engineering projects
Reuse of construction waste such as metal panels, large timber panels and surplus steel bars
Reuse of rubble and concrete as hardcore and back-filling material in situ
Implementation of trip-ticket system to ensure proper waste disposal at public filling areas and landfills
Outcomes:
Shorter construction period per floor
Over 859,200 metric tonnes of timber saved since the use of metal moulds for metal hoardings, precast staircases and facades, and large panel steel formwork in the Housing Authority
