Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland. Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland.

• Preface -- Organization -- Sponsors -- Introductory lecture -- Spillways for high velocities /H-E.Minor -- Case studies -- Field testing of Brushes Clough stepped block spillway /R.Baker -- The stepped spillway for the Mhlathuzane dam, Swaziland /U.Drewes & T.Gehrke -- Hydraulic design of Nakasujigawa dam stepped spillway /N.Hakoishi & T.Sumi -- Ashton stepped spillway - Design and construction /L.A.Nigus, K.M.Steiger & C.Marti -- Aeration characteristics and cavitation risk -- Stepped spillways, a dissolved gas abatement alternative /M.L.Ahmann & E.T.Zapel -- Scale effects in modelling two-phase stepped spillway flow /R.M.Boes -- Air inception in skimming flow regime over stepped spillways /M.R.Chamani -- Air entrainment and safety against cavitation damage in stepped spillways over RCC dams /J.Matos, M.Sdnchez, A Quintela & JDolz -- Air-water flow and gas transfer at aeration cascades: A comparative study of smooth and stepped chutes /L.Toombes & H.Chanson -- Energy dissipation -- Stepped spillway studies at CEDEX /C.Mateos lgudcel & V.ElviroGarcfa -- Flow resistance in skimming flow: A critical review /H.Chanson, Y.Yasuda & l.Ohtsu -- Dissipation efficiency of stepped spillways /U Frati no, AF. Piccinni & G.de Marinis -- Energy dissipation comparison among stepped channel, drop and ramp structures /A Peruginelli & S. Pagliara -- Nappe flow in stepped channels - Occurrence and energy dissipation /A.N.Pinheiro & C.S.Fael -- Internal flow features -- Backwater and drawdown curves in stepped spillway flow /W.H.Hager & R.M.Boes -- Pressure field in skimming flow over a stepped spillway /M.Sdnchez Juny, J.Pomares & J.Dolz -- Characteristics of plunging flows in stepped channel chutes /Y.Yasuda & l.Ohtsu -- Design -- The CIRIA guide for the design of stepped-block spillways /R.Baker -- Guidelines for the hydraulic design of stepped spillways /R.M.Boes & H.-E.Minor -- Roller compacted concrete and stepped spillways /E.J.Ditchey & D.B.Campbell -- Design of concrete stepped overlay protection for embankment dams /K.H.Frizell, J.Matos & A.N.Pinheiro -- Hydraulic design of stepped spillways over RCC dams /J.Matos -- Design of stepped spillway for skimming flow regime /S.P.Tatewar & R.N.lngle -- Author index.

Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland. Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland.

• Preface -- Organization -- Sponsors -- Introductory lecture -- Spillways for high velocities /H-E.Minor -- Case studies -- Field testing of Brushes Clough stepped block spillway /R.Baker -- The stepped spillway for the Mhlathuzane dam, Swaziland /U.Drewes & T.Gehrke -- Hydraulic design of Nakasujigawa dam stepped spillway /N.Hakoishi & T.Sumi -- Ashton stepped spillway - Design and construction /L.A.Nigus, K.M.Steiger & C.Marti -- Aeration characteristics and cavitation risk -- Stepped spillways, a dissolved gas abatement alternative /M.L.Ahmann & E.T.Zapel -- Scale effects in modelling two-phase stepped spillway flow /R.M.Boes -- Air inception in skimming flow regime over stepped spillways /M.R.Chamani -- Air entrainment and safety against cavitation damage in stepped spillways over RCC dams /J.Matos, M.Sdnchez, A Quintela & JDolz -- Air-water flow and gas transfer at aeration cascades: A comparative study of smooth and stepped chutes /L.Toombes & H.Chanson -- Energy dissipation -- Stepped spillway studies at CEDEX /C.Mateos lgudcel & V.ElviroGarcfa -- Flow resistance in skimming flow: A critical review /H.Chanson, Y.Yasuda & l.Ohtsu -- Dissipation efficiency of stepped spillways /U Frati no, AF. Piccinni & G.de Marinis -- Energy dissipation comparison among stepped channel, drop and ramp structures /A Peruginelli & S. Pagliara -- Nappe flow in stepped channels - Occurrence and energy dissipation /A.N.Pinheiro & C.S.Fael -- Internal flow features -- Backwater and drawdown curves in stepped spillway flow /W.H.Hager & R.M.Boes -- Pressure field in skimming flow over a stepped spillway /M.Sdnchez Juny, J.Pomares & J.Dolz -- Characteristics of plunging flows in stepped channel chutes /Y.Yasuda & l.Ohtsu -- Design -- The CIRIA guide for the design of stepped-block spillways /R.Baker -- Guidelines for the hydraulic design of stepped spillways /R.M.Boes & H.-E.Minor -- Roller compacted concrete and stepped spillways /E.J.Ditchey & D.B.Campbell -- Design of concrete stepped overlay protection for embankment dams /K.H.Frizell, J.Matos & A.N.Pinheiro -- Hydraulic design of stepped spillways over RCC dams /J.Matos -- Design of stepped spillway for skimming flow regime /S.P.Tatewar & R.N.lngle -- Author index.

Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland. Versuchsanstaltfar Wasserbau, Hydrologie und Glaziologie, VAW, ETH - Zentrum, Zurich, Switzerland.

• Preface -- Organization -- Sponsors -- Introductory lecture -- Spillways for high velocities /H-E.Minor -- Case studies -- Field testing of Brushes Clough stepped block spillway /R.Baker -- The stepped spillway for the Mhlathuzane dam, Swaziland /U.Drewes & T.Gehrke -- Hydraulic design of Nakasujigawa dam stepped spillway /N.Hakoishi & T.Sumi -- Ashton stepped spillway - Design and construction /L.A.Nigus, K.M.Steiger & C.Marti -- Aeration characteristics and cavitation risk -- Stepped spillways, a dissolved gas abatement alternative /M.L.Ahmann & E.T.Zapel -- Scale effects in modelling two-phase stepped spillway flow /R.M.Boes -- Air inception in skimming flow regime over stepped spillways /M.R.Chamani -- Air entrainment and safety against cavitation damage in stepped spillways over RCC dams /J.Matos, M.Sdnchez, A Quintela & JDolz -- Air-water flow and gas transfer at aeration cascades: A comparative study of smooth and stepped chutes /L.Toombes & H.Chanson -- Energy dissipation -- Stepped spillway studies at CEDEX /C.Mateos lgudcel & V.ElviroGarcfa -- Flow resistance in skimming flow: A critical review /H.Chanson, Y.Yasuda & l.Ohtsu -- Dissipation efficiency of stepped spillways /U Frati no, AF. Piccinni & G.de Marinis -- Energy dissipation comparison among stepped channel, drop and ramp structures /A Peruginelli & S. Pagliara -- Nappe flow in stepped channels - Occurrence and energy dissipation /A.N.Pinheiro & C.S.Fael -- Internal flow features -- Backwater and drawdown curves in stepped spillway flow /W.H.Hager & R.M.Boes -- Pressure field in skimming flow over a stepped spillway /M.Sdnchez Juny, J.Pomares & J.Dolz -- Characteristics of plunging flows in stepped channel chutes /Y.Yasuda & l.Ohtsu -- Design -- The CIRIA guide for the design of stepped-block spillways /R.Baker -- Guidelines for the hydraulic design of stepped spillways /R.M.Boes & H.-E.Minor -- Roller compacted concrete and stepped spillways /E.J.Ditchey & D.B.Campbell -- Design of concrete stepped overlay protection for embankment dams /K.H.Frizell, J.Matos & A.N.Pinheiro -- Hydraulic design of stepped spillways over RCC dams /J.Matos -- Design of stepped spillway for skimming flow regime /S.P.Tatewar & R.N.lngle -- Author index.