A jacking tower installation system comprises a jacking tower having at least two forward and at least two rear legs, wherein each of the legs is supported on one of a plurality of support stands attached to and horizontally offset from the leg, the legs including dollies which enable horizontal movement of the jacking tower and lifts capable of raising and lowering the jacking tower clear of the sill beams of a cargo container crane, such that the legs of the jacking tower can be lifted and positioned over and lowered onto the sill beams.