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In Hong Kong, bamboo scaffolding has been the mainstream in the past. However, due to the poor and inconsistent quality of bamboo itself, reports of bamboo scaffolding related accidents are increasing. A vendor, therefore, has designed a new scaffolding system – the ‘Metal-Bamboo Matrix system Scaffold’ (MBMSS).
The principal of MBMSS is to combine the good characteristics of metal scaffolding and bamboo scaffolding. It comprises steel pipes (60%) and bamboo poles (40%). The steel pipes are used as main poles and ledgers for supporting the loading, and provides more stable, secure and reliable scaffolding than pure bamboo scaffolding. The bamboo poles in MBMSS reduce the total weight of scaffolding and increase its flexibility. MBMSS enables flexibility and adaptability to the various miscellaneous and different requirements which occur in practice, providing a higher productivity and efficiency than metal system scaffolding.
Metal-Bamboo Matrix System Scaffold is composed of two layers as for traditional metal or bamboo scaffolding. For the outer layer, metal tubes are used as the main posts and main ledgers while bamboo is used as guardrail and fencing. For the other members, bamboo is used to minimize the loading.
圖片參考:
http://www.cse.polyu.edu.hk/~cecspoon/lwbt/Scaffolding/Scaffold_MBMSS.gif
Typical diagram of a standard Metal-Bamboo Matrix System Scaffold
Together with other components, such as catwalks, toeboards and staircases, MBMSS provides a stable and safe working environment and access for work. The catwalks are made of aluminum while the toeboards are made of plastic. These materials can be reused and help to save timber waste.