/kloc-how to reinforce the 0/00t truck crane walking on the top of the garage?

100t truck crane walks on the top of the garage and is reinforced with supports. According to the relevant information, for the property with few parking spaces, many vehicles and plenty of space, the parking spaces on the first floor are divided into two floors, and the interlayer is reinforced with copper tube brackets and prefabricated panels to solve the parking problem for the owners.