This is blatant self-promotion; but I hope the information is of interest! There is a new text book in our field: David Butler and John W Davies Urban Drainage E & FN Spon, 2000 It is aimed at undergraduate and postgraduate students, and researchers. It covers design of new systems together with analysis and upgrading of existing infrastructure, and the environmental issues involved. There is more information on www.efnspon.com John Davies _______________________________ Dr John W Davies School of the Built Environment Coventry University Priory Street Coventry CV1 5FB 01203 838095 (phone direct) 01203 838485 (phone message or fax) [log in to unmask] %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%