Prior to development within any part of the PUD, a traffic study shall be completed and approved by the city for the purpose of determining traffic impacts and required improvements. The traffic study shall be amended at such time that the amount or type of commercial uses, included in the original study, are to be increased or changed that significantly diminish the validity of the original report. (Ord. 1180, 5-20-1996; amd. Ord. 1582, 6-7-2004; Ord. 1924, 5-31-2011)