Rack collapses take place mainly due to overloading racking outside its stated capacities and this is serious business. The below images illustrate the dangers of such lapses. Its common knowledge that you inherit someone else’s problems when you purchase USED racks  for your warehouse and should certainly avoid doing so specially since the stress history of those components is unknown. Such a system may reach its failure point in your possession. The first step is to remember that workers lives are at stake and prevention is mandatory to ensure a safe working environment for yourself and your staff.