Категории: Все - waste - government - construction - recycling

по choi tracy 13 лет назад

401

Waste reduction in Building Construction in Hong Kong

Hong Kong's building construction industry faces significant challenges related to waste management, driven by rapid development, high land prices, and limited space. A substantial amount of building materials are consumed, leading to large quantities of construction waste.

Waste reduction in Building Construction in Hong Kong

Waste reduction in Building Construction in Hong Kong

Government achievements in HK

Achievements
30% reduction of construction waste disposed
Actions taken
promotion

the use of recycled aggregates

Implementing policy

preparation of waste management plans

construction waste disposal charging

incentive schemes for Gross Floor Area exemptions

solutions

encouraging prefabrication
difficulties

difficult to estimate the impact on waste reduction

much costly

definition

Prefabrication is a manufacturing process, various materials are joined to form a component part of the final installation

pre-designed process

solution to reduce construction waste

prevent off-cuts materials

impovements

working enviroment

labor requirement

tidiness

construction time

quality control

adopted in public construction but not private sector
Sustainable Construction
waste reduction
Resource conservation
encouraging green building techology
promoting the reuse and recycling of construction waste
minimise construction waste

Construction industry in HK

suggestions
wider adoption of prefabrication
using modern construction methods and information technology
poluting
dangerous
highest level of accident injuries and fatalities
Labour intensive
rely on in-situ constrcution methods

qulity is depends on the skill of workers

Huge amount of wet trades

use of timber formworks

Problems facing in HK

Produces large quantities of building waste
causes
rapid development rate
expensive land price
limited space
consume large amount of building materials
Public filling areas and land fill space will be exhausted by 2008