In inviting bids, the awarding authority shall reserve the right to reject any or all such general bids, if (1) the awarding authority determines that the general bidder or bidders involved are not competent to perform the work as specified, based on objective criteria established for making such determinations, including past performance and financial responsibility, (2) the low bid price exceeds the amount of money available for the project, (3) the awarding authority determines that the project shall not go forward or (4) the awarding authority finds cause to reject such bids. If the awarding authority rejects any or all bids pursuant to this section, it shall notify each affected bidder, in writing, of the reasons for such rejection.