Ingenieur Vol.82 April-June2020 | Page 18

INGENIEUR CLIENTS • Changing mindset to manage construction waste properly • Dare to change by implementing new technologies as a requirement for construction projects (e.g. BIM, Prefabrication and Modular, Sustainable construction materials) • Selection of contractors and consultants or related parties who cater for more productive construction methods and waste practices in the Client’s Brief of Requirements CONSULTANTS • Sustainable and economic designs that lead to less construction waste • Coordination and integration between stakeholders from the beginning of the project • Flexible designs that ease construction, renovation or demolition GOVERNMENT & LOCAL AUTHORITIES • Changing of mindset of all industry stakeholders to implement *7R (improvement from 3R) • Sustainable C&D waste management at construction sites • C&D wastes are properly disposed and recycled/treated • Enforcement of acts/laws/ guidelines and technologies to improve productivity in construction • Productivity measurement indicators on construction waste • Awareness and training for the best productivity practices CONTRACTORS • Adopting Modernisation, Mechanisation and Industrialisation (MMI) practices in construction • Standardisation of components for prefabrication/modular • Involvement of contractors during the design stage • Implement 7R at construction sites/factories • Upskill and reskill the workforce to reduce waste generation • Proper site planning for construction projects including materials delivery and storage Figure 5. Recommended productivity practices in delivering good construction waste management Source: The Commissioner of Law Revision (2017); Tam & Lu (2016); Cheng & Mydin (2014); Saadi et al., (2016); Construction Industry Development Board Malaysia (2015); PEMANDU (2015); SCAL (2016); Abdullah (2019) 16 VOL 82 APRIL-JUNE 2020