Which is better, tunnel gunner or installer?

Installer is the type of work that is responsible for installing and removing supports in tunnel construction. He needs to master the relevant skills and knowledge, be able to install and disassemble the bracket according to the design requirements, need good physical strength and endurance, and have low risk. Installers have broad career development space in tunnel construction, and can engage in technical management and construction organization of supports.

Tunnel gunner mainly carries out tunnel blasting, which requires mastering blasting knowledge and skills, being able to carry out blasting design and construction according to geological and environmental conditions, requiring good physical strength and courage, and the blasting work is dangerous. Compared with the two, scaffolder is less dangerous and has more room for development.