The handbook has been completely updated and includes new text to bring it in line with the changes and new material contained within CESMM3. The handbook explains the amendments which have been made to bring CESMM3 into line with the ICE Conditions of Contract: 6th edition and with the changes in British Standards. It also covers in detail the rationale behind the new method of measurement for water mains renovation and the completely new Class Z covering simple building works incidental to civil engineering works.