CHAPTER ONE INTRODUCTION 1.1BACKGROUND TO THE STUDY The construction industry is faced with the significant problems of high cost of project delivery, bad financial performance and inability to deliver value to customers on time. As a result, the industry has been criticized extensively for poor performance and inefficient productivity. A major factor contributing to this setback is rework. Rework is defined as the unnecessary effort of redoing an activity that was inaccurately done the fir...