Sustainable construction materials Ravindra K. Dhir OBE ; Second book: Sustainable construction materials: sewage sludge ash This book is part of a series of five aims to promote the use of sustainable construction materials. It is different from the norm with its uniqueness lying in the development of a data matrix sourced from over 600 publications and contributed by 1107 authors from 442 institutions in 48 countries from 1970 to 2016 all focusing on the subject of sewage sludge ash as a construction material and systematically analyzing evaluating and modeling the information for use in cement concrete ceramics geotechnics and road pavement applications. Related environmental issues case studies and standards are also discussed.