Task statements

  • Seal outlet valves on tank cars, barges, and trucks.
  • Verify tank car, barge, or truck load numbers to ensure car placement accuracy based on written or verbal instructions.
  • Start pumps and adjust valves or cables to regulate the flow of products to vessels, using knowledge of loading procedures.
  • Check conditions and weights of vessels to ensure cleanliness and compliance with loading procedures.
  • Observe positions of cars passing loading spouts, and swing spouts into the correct positions at the appropriate times.
  • Monitor product movement to and from storage tanks, coordinating activities with other workers to ensure constant product flow.
  • Operate ship loading and unloading equipment, conveyors, hoists, and other specialized material handling equipment such as railroad tank car unloading equipment.
  • Record operating data such as products and quantities pumped, gauge readings, and operating times, manually or using computers.
  • Operate industrial trucks, tractors, loaders, and other equipment to transport materials to and from transportation vehicles and loading docks, and to store and retrieve materials in warehouses.
  • Connect ground cables to carry off static electricity when unloading tanker cars.
  • Copy and attach load specifications to loaded tanks.
  • Remove and replace tank car dome caps, or direct other workers in their removal and replacement.
  • Test samples for specific gravity, using hydrometers, or send samples to laboratories for testing.
  • Test vessels for leaks, damage, and defects, and repair or replace defective parts as necessary.
  • Unload cars containing liquids by connecting hoses to outlet plugs and pumping compressed air into cars to force liquids into storage tanks.
  • Clean interiors of tank cars or tank trucks, using mechanical spray nozzles.
  • Lower gauge rods into tanks or read meters to verify contents, temperatures, and volumes of liquid loads.
  • Operate conveyors and equipment to transfer grain or other materials from transportation vehicles.
  • Perform general warehouse activities, such as opening containers and crates, filling warehouse orders, assisting in taking inventory, and weighing and checking materials.

Career and skills data: O*NET 31.0 (onetcenter.org). Figures are published survey estimates, not real-time market data.