Knapsack hanging personnel wearing seat belts, buckle to self-propelled vehicles, self-propelled car to the top of the container rises were hanging utensils fixed. Container top corners hanging utensils to be fixed, and were the main hook on a crane hook, hanging staff self-propelled vehicle back to the ground, the seat belt off the hook, hanging below the route clearance personnel, were lifting the container, the container will be lifted about pause 30 cm high, was confirmed stable suspended state without abnormality spreader, to lift the containers to put at the specified protective measures and in the same of the spreader is removed from the container.