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<br />.;; <br /> <br />'I <br />. Draft ARR Book VI <br /> <br />- . <br /> <br /> <br />The Estimation of Large to <br />Extreme Floods <br /> <br />The nature and impact of the revised <br />guidelines <br /> <br />Of" Rory Nalhan <br />Sinclair Knight Men: <br /> <br /> <br />. ARR98 issued as separate booklets <br />facilitating progressive revision <br />. Chapter 13 ARR87 the first to be <br />revised, released as Book VI ARR98 <br />. need voiced by industry, ANCOLD <br />. advances made In related techniques <br />. In-kind and cash support provide, I <br />. Revision process has taken over 2 yrs <br /> <br />8/9/98 <br /> <br /> <br />. Introduction <br />. Overview of revised guidelines <br />. Derivation of design rainfalls <br />. Derivation of design floods <br />. Other design considerations <br />. Some examples <br />. Conclusions <br /> <br /> <br />. Core revision team: <br />. Trevor Daniell (SA) <br />. Janice Green (OlWC, NSW) <br />. Jim Irish (UTS, NSW) <br />. Rory Nathan (Convenor, SKM Vie) <br />. Bill Weeka (KInh1l1, Old) <br />. Erwin Weinmann (MU, Vie) <br />. Other reviewers: <br />. $fmon Krohn (HEC, Tas) <br />. R_II M8In (Moraaah Unl, VIe) <br />. Davtd Pilgrim {ARRI7) <br />. .101m RupNCht (Waten & RlY8rl, Wit) <br />. John Rufflnl(DNR, Old) <br />. Brian Taytor, Loul" Minty (BurqU 01 Met) <br /> <br /> <br />. Shift from standards-based approach to rlsk- <br />based one (focus on estimating AEPs over full <br />range of floods) r <br />. Differentiation between Large~e and Exb'eme <br />floods CJ \r_t Q"-e ,,; (;~A0\'/Tt"av','). j"::",\;. (I. \ <br />. New AEP of PMP estimates '--- _ ,/. :;...... ^-<' I <br />. New interpolaUon procedure up to PMP ') ~I J' I. l <br />. Abandonment of PMP as being upper limit' i <br />. New approach to design losses i <br />. Increased focus on Joint-probability Issues I <br /> <br />~ <br />~~ - <br />-~---------- <br /> <br />Rory Nathan, Sinclair Knight Merz <br /> <br />. Introduction <br />. Summary of Procedures <br />. Estimation of Design Rainfalls <br />. Estimation of Design Floods <br />. Additional Design Considerations <br />. Worked Examples <br /> <br />I <br />