Due to long lead times for steel supply caused by an increase in global demand, Vivo entered into a $3.35 million lump sum contract with SturdyCon Steel Pty Ltd (SturdyCon) for the supply and installation of structural steel components before appointing Kruger as the head contractor for the construction of Vivo Towers.

Question 3 Answer using AS4000 (unamended contract): Once Kruger is engaged as the head contractor, Vivo wants Kruger to 'step into their shoes' and take over the structural steel contract with SturdyCon. Explain how Vivo may legally obligate Kruger to take over under the contract.