Excavación de chimeneas con equipos Raise Climber STH-5E, STH 5EE, STH-5L, STH 5D

The excavation of ventilation chimneys is carried out using a raise climber sth-5e, sth 5ee, sth-5l, sth 5d cage equipment, which is drilled vertically using stopper type drilling machines where a drilling mesh is made according to the section of said ventilation chimney to be executed.