What is the difference between a jack up tower crane and a fixed tower crane?
The jack up tower crane is a tower crane (that is an internal climbing tower crane) that is added and reduced by its own special device, namely, the standard section of the tower (that is, the attached tower crane) or the whole climbing tower itself.
Tower cranes, because there is no running mechanism, so tower crane can not do any movement. Fixed tower crane can be divided into the tower height invariant and Jack up. That is, the jack up tower crane is a kind of fixed tower crane.
The fixed tower crane means lifting the foundation of the tower body on the foundation or structure through the connecting piece.