Industrial cleaning can involve warehouses, manufacturing areas, production support rooms, loading zones, high structures, floors, racks, equipment exteriors, and shutdown work. The correct scope depends on the process, contamination, operating state, access, equipment boundaries, and facility safety program. A useful request identifies what must be cleaned, what must remain untouched, production and shutdown windows, stored materials, energy-control responsibility, lifts or scaffolds, ventilation, waste classification, recovery and disposal, permits, orientation, documentation, and the person authorized to release each work zone.