Editing Scaffolding (section)

===Specifications===
Forms of bamboo scaffolding include:<ref>{{Cite web|url=https://copphaviet.com/gian-giao-xay-dung-la-gi/|title=Giàn giáo xây dựng là gì? Các loại giàn giáo trong xây dựng? &#124; Cốp Pha Việt|date=26 February 2021 }}</ref>
* '''Double-row Scaffold'''
Only double-row bamboo scaffold is allowed to be used for working at height.
* '''Nylon Mesh'''
The perimeter of bamboo scaffold should be covered by nylon mesh against falling objects. The lapping of nylon mesh should be at least 100&nbsp;mm wide.
* '''Access and Egress'''
Suitable means of access should be provided from the building or ground level to the scaffold such as gangway, stairs and ladder etc.
* '''Catch Fan'''
Sloping catch fans shall be erected at a level close to the first floor and at no more than 15 metres, vertical intervals should give a minimum horizontal protection coverage of 1500&nbsp;mm. Large catch fans should be erected at specific locations to protect the public and/or workers underneath.
* '''Platform of Catch Fan or Receptacle'''
A suitable receptacle, covered with galvanized zinc sheet, should be provided within each catch-fan to trap falling objects.
* '''Steel Bracket'''
Steel brackets shall be provided for supporting the standard of scaffold at about six floor intervals. The horizontal distance between steel brackets is about 3 metres.
* '''Putlogs'''
Mild steel bars or similar materials are required to tie any structure to maintain the bamboo scaffold in its position on every floor. The distance of adjacent putlogs is about 3 to 4 metres.
* '''Working Platform'''
Every working platform must be at least 400&nbsp;mm wide and closely boarded by planks. The edges of working platforms should be protected by no less than 2 horizontal bamboo members of the scaffold, at intervals between 750&nbsp;mm to 900&nbsp;mm and suitable toe-boards no less than 200&nbsp;mm high.
* '''Special Scaffold'''
All scaffolds with a height excess of 15 metres shall be designed by an Engineer. 
* '''Competent Examiner'''
They should complete a formal training in bamboo scaffolding work or hold a trade test certificate on bamboo scaffolding and have at least 10 years of relevant experience.
*'''Trained Worker''' 
They should complete formal training in bamboo scaffolding work or hold a trade test certificate on bamboo scaffolding and have at least 3 years of relevant experience.