In summary, while it is risky given the area’s propensity for flooding, for a client such as KID, it may be recommended to go ahead with the mixed development in some form as there is potential for great returns.
Changes could be made to the proposal to make it more cost effective in terms of material and construction techniques, for example trading the basement for ground floor parking and stilts, increasing the proportion of residential units or switching the frame from steel to concrete or timber.
The Westpack development could prove to be a worthy asset to hold especially if long term tenants can be secured for the office and retail space. On paper this project seems feasible with a good enough profit margin however one must avoid getting taken away by the prospects, after all, the site is fairly small and surrounded by active industrial premises.