Charlie continues his training with experienced blasters. Jean-Gabriel and Dominique investigate an electrical problem.

Yan is entrusted with moving one of the largest excavators in the mine. Gabriel and Guillaume repair essential equipment.

Under constant rain and wind, Guillaume discovers the trade of crane operator, and Charlie struggles to set charges in holes.

Jean-François operates a diesel drill and Yan sees his movement goals being slowed down in a pit full of mining activity.

Daniel and Jimmy respond to electrical emergencies, and Alexis takes measures critical to the operation of the mine.

On a moonless night, Gabriel and Guillaume respond to several mechanical emergency calls and Charlie's job becomes more complex.

Jean is in charge of the most iconic building in Fermont: the screen wall. Guillaume progress in his apprenticeship as a crane operator.

Sébastien and Glen repair and maintain the teeth of various excavators. Anthony refuels several crucial vehicles with diesel.

Christian has to deal with two new crane operator colleagues. Dominic leads the pump team through an eventful day.

Luc-André supervises the major maintenance of one of the indispensable crushers. Gabriel and Guillaume solve a number of leakage problems.