A professional who operates larry (electric charging-car) to charge coal into coke ovens. Respnsibilities include:

• Weighs empty larry on scale to obtain tare weight.
• Opens chutes of storage bin to dump specified weight of coal into hoppers on larry.
• Drives larry to ovens, and moves controls to position hoppers over open charging holes.
• Pushes levers to drop thimbles (sleeves) into charging holes and to open slides in hoppers.
• Pokes bar through opening in hopper to force coal into oven.
• Records oven number, battery, date, mix of coal, and shift.
• May move controls to lower and raise porcupine in open standpipe to clean walls.
• May signal pusher operator to level coal in oven.