A professional who sets up and operates machine to pack dynamite into paper cartridge shells to form sticks. Responsibilities include:

• Installs and adjusts tamping sticks and nipple plates in packing machine according to diameter and length of cartridges to be packed, using nonsparking handtools.
• Starts machine, directs dynamite-packing-machine feeder to fill powder hopper with dynamite, and fills shuttle board (cartridge forming block) with paper cartridge shells.
• Secures shuttle board in filling position on machine, and scoops dynamite from hopper into box above tamping sticks.
• Lifts shuttle board of filled cartridges from machine and tends crimping press to finish ends, or passes filled cartridges to dynamite-cartridge crimper.