This standard specifies the main technical conditions and inspection methods for the design, manufacture and use of mobile wooden ladders to ensure the safety of users. This standard is applicable to mobile wooden vertical ladders for temporary high-altitude operations in all walks of life.
GB 7059.1-1986 history
2007GB 7059-2007 Safety requirements for portable wood ladders
1986GB 7059.1-1986 Safety standard for wood portable vertical ladder
GB 7059.1-1986 Safety standard for wood portable vertical ladder was changed to GB 7059-2007 Safety requirements for portable wood ladders.