(1) The boiler installation unit must be approved by the boiler and pressure vessel safety supervision agency (referred to as the safety supervision agency) set up in the provincial special equipment safety supervision and management department at the place of installation to obtain the installation qualification of the corresponding level boiler.
(2) The unit engaged in the complete installation of the pressure vessel must be a unit that has obtained the corresponding pressure vessel manufacturing (including field welding) qualification, or an installation unit approved by the provincial-level safety supervision agency where the installation unit is located.
(3) The installation, modification and maintenance of the elevator must be carried out by the elevator manufacturing unit or the unit authorized and agreed by the contract in accordance with the Regulations on Special Equipment Safety Supervision.
(4) The installation, maintenance, and transformation units of special equipment (other than the above three types) must apply for qualification approval to the local provincial special equipment safety supervision institution or its authorized special equipment safety supervision institution, and only after obtaining the qualification certificate. Undertake the business of recognized projects.
(5) The civil engineering involved in the installation of special equipment can be entrusted to a unit with corresponding qualifications. The unit of special equipment installation shall enter into a contract with the civil construction unit to clarify their respective safety responsibilities. 质量要求。 Civil engineering must meet the quality requirements of construction engineering .