HOw to classify tower crane?
From okorder / are divided into upper rotary tower crane and lower tower crane two broad categories.In which the carrying capacity of the former is high than the latter, in many Construction sites the tower cranes we have seen are On a rotary festival add up on the top of a high tower crane access. According to whether the move can move,tower crane are divided into: walking a line, and fixed ones. The fixed tower crane do not switch, installed in the block of concrete baseBasis, or installed in the form of X-shaped concrete foundation. In the housing construction generally use a fixed style.
