Incorporating: Chapter 4 of the Environmental impact statement entitled "Justification of the proposal" prepared by RW Corkery & Co. Pty Limited (1999) ; "The supply and demand of coarse aggregate for Wingecarribee Shire and the Sydney region with particular regard to the Exeter Quarry" prepared by Minec Pty Ltd (1999) ; "Evaluation of the characteristics and quality of Exeter basalt" prepared by Harold Roper & Associates (1999) ; "Dynamics of marketing demand for high performance concrete aggregate from Exeter Quarry" prepared by Environmentrics Pty Limited (1999).