In addition, crane crane operation belongs to aerial work and aerial work operation certificate, so the operator must hold a valid special operation certificate, and the special operation certificate itself must have my recent bareheaded 1 inch portrait, certificate number and certificate validity period, as well as the relevant seal of the issuing authority.

In addition, the operation of chlorophytum belongs to aerial work, and the altitude is

Refers to the operation that is carried out specially or often at a height of 2 meters or more from the reference plane of falling height and is likely to fall.

1, climbing erection work

Refers to the work of erecting or dismantling scaffolding and spanning frames at high places.

2, high installation, maintenance, demolition work

Refers to the high installation, maintenance and demolition work.

It is suitable for indoor and outdoor decoration, cleaning and decoration of buildings, erection of power and telecommunication lines, erection of overhead pipelines, installation and maintenance of small air conditioners, installation, overhaul and maintenance of various equipment and outdoor advertising facilities, and demolition of high-rise buildings, equipment and facilities.

Engaged in high-altitude erection or high-altitude installation, maintenance, demolition personnel must obtain a special operation certificate. This certificate was issued by the local safety supervision bureau. It is reviewed every three years and needs to be updated every six years.