Tower cranes are one of the widely used cranes now a day. For constructing tall buildings, these type of cranes are used. They are so tall and will work up to 265 feet as well as lower to 230 feet. They are having lifting capacity approximately equal to 20 tons. They are fixed to the ground in the construction period. For the fixing arrangement, strong concrete base is created and anchored the crane by using large bolts. So, after construction this can be removed easily.