Causes of defects in buildings are gathered in France consisting of 10 000 defects that occured during 1968–1978: (a) causes of defects in terms of cost of repair; (b) causes of defects in terms of frequency of occurrence; (c) causes of design faults in terms of cost; (d) causes of design faults in terms of frequency of occurrence; (e) building defects in the first ten years. (This figure is reproduced from Construction Disputes, P. Campbell (ed.), courtesy of Whittles Publishing)