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Managing WaterCoping withScarcity andAbundance SUB Gdttlngen
209 581 905
PROCEEDINGS OF THEME A
Water for A Changing Global CommunityThe 27th Congress of theInternational Association for xxvn IAHR
Hydraulic Research
Hosted by theWater Resources Engineering Division of theAmerican Society of Civil Engineers
Series Editors: Forrest M. Holly Jr. and Adnan AlsaffarTheme Editor: Marshall EnglishTheme Co-Editor: Andras Szollosi-Nagy
San Francisco, CaliforniaAugust 10-15,1997
Published by theAmerican Societyof Civil Engineers
345 East 47th StreetNew York, New York 10017-2398
CONTENTS
THEME A - MANAGING WATER: COPING WITH SCARCITY AND ABUNDANCE
Theme Keynote Address: HAROLD D. FREDERICKSEN, USA "Are Current WaterManagement Policies Equal to the Task? 1
Session A.2APPLICATIONS OF NONLINEAR DYNAMICS, CHAOS, AND FRACTALS INCOASTAL, AND ESTUARINE MORPHODYNAMICS
Sponsor: IAHR Section 1.1 Fluid MechanicsConvenor: Giovanni Seminara, Universit'at di Genova, Italy
River Morphology: A Manifestation of Nonlinear DynamicsH.J. DE VRIEND, Delft University of Technology, Delft, The Netherlands 10
Edge Wave Excitation by Random Sea WavesG. VITTORI, University of Genoa, Genoa, Italy, P. BLONDEAUX, UniversityofL'Aquila, L'Aquila, Italy 16
Venice Gates in WavesP. SAMMARCO, H.H. TRAN, O. GOTTLIEB, and C.C. MEI, Massachusetts.Instituteof Technology, Cambridge, MA 22
Cyclic Bar Behaviour in a Nonlinear Model of a Tidal InletH.M. SCHUTTELAARS and H.E. DE SWART, Utrecht University, Utrecht,The Netherlands 28
Dynamics of Self-Organization and the Fluvial Landscape: A NonreductionistPerspective
ANDREA RINALDO, Universitd de Padova, Padova, Italy, and IGNACIORODRIGUEZ-ITURBE, Texas A & M University, College Station.TX 34
Transport and Separation of Particles by Chaotic AdvectionAHMET C. OMURTAG, VICTOR G. STICKEL JR., SHAWN M. GOMEZ, EDWARDF. LEONARD, and RENE CHEVRAY, Columbia Universiiy, New York, NY 40
Non-Linear Methods for Analysis of Long-Term Beach and Nearshore MorphologyHOWARD N. SOUTHGATE, HR Wallingford Ltd., Oxfordshire, UK 46
Internally Generated (AUTOCYCLIC) Fluctuations in Fluvial SystemsCHRIS PAOLA, University of Minnesota, Minneapolis, MN 52
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Session A.3STORMWATER MANAGEMENT
Sponsors: IAHR Section 11.2 IAHR/IAWQ Joint Committee on Urban Storm DrainageConvenor: Govert Geldof, Tauw Civiel en Bouw Bv, The Netherlands
Flood Water HarvestTIMOTHY L. BUCHANAN, RICHARD H. FRENCH, and STEVE A. M1ZELL,Water Resources Center, Las Vegas, NV 58
Rainwater Collection and Utilization as a Potential Resource for Urban AreasSAAD A. ALGHARIANI, Alfateh University, Tripoli, Libya 64
Theoretical Analysis on Air-Entrained Flow in Vertical Drop Shafts of the Channelin Urban Drainage System
KUNIHIRO OG1HARA and TADASHIKUDOU, Toyo University, Saitama, Japan 69
Optimum Design of Self-Regulating Spring Steel Throttles for Sewer OverflowTanks
DETLEF AIGNER and Hans-B. Horlacher, Technische Universitat Dresden,Dresden, Germany 75
Infiltration of Urban Stormwater into Soils as an Integrated Part of the UrbanDrainage System
ALINA NOWAKOWSKA-BLASZCZYK, Warsaw University of Technology, Warsaw,Poland, and PAWEL BLASZCZYK, Institute of Environmental Protection, Warsaw,Poland 81
Infiltration as an Urban Source Control for Metal Elements and SolidsJOHN J. SANSALONE, University of Cincinnati, Cincinnati, OH 86
The Infiltration of Rainwater Through Reservoir StructuresGEORGES RAIMBAULTand MICHEL LEGRET, Laboratoire Central des Ponts etChaussees, Bouguenais, France 92
Design of Stormwater Infiltration Trenches Based on Uncertain InformationPETER STEEN M1KKELSEN, Technical University of Denmark, Lyngby,Denmark 98
Evaporation at the Surface of Permeable Pavement and its Impacts on the UrbanThermal Environment
VU THANH CA and TAKASHIASAEDA, Saitama University, Saitama, Japan . .104
Session A.6SCOUR AT BRIDGES
Sponsor: ASCE Task Committee on Bridge Management for Scour SafetyConvenor: Jorge Pagan-Ortiz, U.S. Federal Highway Administration
Bridge Scour Evaluation Program in the United StatesJOHNNY L. MORRIS, FHWA, Atlanta, GA, and JORGE E. PAGAN-ORTIZ, FHWA,Washington, D. C. 110
Findings of the 1-5 Bridge FailureEVERETT V. RICHARDSON, Ayres Associates, Fort Collins, CO, J. STERLINGJONES, FHWA, McLean, VA, and JAMES C. BLODGETT, USGS, Sacramento,CA 117
The Need for Research on Scour at Bridge CrossingsA.C. PAROLA, D.J. HAGERTY; University of Louisville, Louisville, KY; D.S.MUELLER; USGS, Louisville, KY, B.W. MELVILLE, University of Auckland,Auckland, New Zealand, G. PARKER, University of Minnesota, Minneapolis, MN,AND J.S. USHER, University of Louisville, Louisville, KY 124
Streamlining the Permit Approval Process for the Installation of Scour Counter-measures at Bridges
STANLEY R. DAVIS, Maryland State Highway Administration, Baltimore, MD,JORGE E. PAGAN-ORTIZ, FHWA, Washington, D.C., and LINDA KELBAUGH,Brightwater, Inc., Ellicott City, MD 130
Evaluation of Field and Laboratory Research on Scour at Bridge Piers in theUnited States
DAVID S. MUELLER, USGS, Louisville, KY, and J. STERLING JONES, FederalHighway Administration, McLean, VA 135
Research Needs in Geomorphology Pertaining to Bridge ScourRICHARD L. VOIGT, Jr., University of Minnesota, Minneapolis, MN, CARLOSM.TORO-ESCOBAR, University of Minnesota, Minneapolis, MN, and GARYPARKER, University of Minnesota, Minneapolis, MN 141
Quantitative Techniques for Stream Stability AnalysisP.F. LAGASSE, S.A. SCHUMM, and LW. ZEVENBERGEN, Ayres Associates, Fort
- Collins, CO 147
Geomorphic Factors for Tidal Waterway Hydraulic ModelingLW. ZEVENBERGEN, J.D. SCHALL, and J.H. HUNT, Ayres Associates, FortCollins, CO 154
Pier Scour in Resistant Material: Current Research on Erosive PowerS.P. SMITH, Colorado Department of Transportation, Denver, CO, G.W.ANNANDALE, Golder Associates Inc., Lakewood, CO, P. A. JOHNSON,Pennsylvania State University, University Park, PA, J. S. Jones, FHWA, McLean,VA, andE.R. UMBRELL, GKY & Associates, Inc., Springfield, VA 760
Pier Riprap ProtectionB.W. MELVILLE, C. S. LAUCHLAN, and S.E. COLEMAN, The University ofAuckland, Auckland, New Zealand 766
Riprap Particle Stability by Moment AnalysisDAVID C. FROEHLICH, Parsons Brinckerhoff, Raleigh, NC 772
Design Riprap to Protect Scour Around Circular PiersTAE-HOON YOON, Hanyang University, Seoul, Korea, and SUNG BUM YOON,Hanyang University, Ansan, Korea 178
Failure Behavior of Riprap Layer Around Bridge PierFOO-HOAT LIM andYEE-MENG CHIEW, Nanyang Technological University,Nanyang, Singapore 184
Influence of Lateral Momentum Transfer on Bridge Abutment ScourS. KOUCHAKZADEH and R.D. TOWNSEND, University of Ottawa, Ontario,Canada 790
Local Scaling of Bridge Abutment Scour in Compound ChannelsT.W. STURM and A. CHRISOCHO1DES, Georgia Institute of Technology,Atlanta, GA 796
Vorticity Distribution of Horseshoe Vortex on Scoured BedTOMONAO KOBAYASH1, TOSHIFUM1A1BARA, and H1ROKAZU HARADA, TokyoRika University, Chiba, Japan 202
Flow Patterns Around Bridge Piers and Offshore StructuresKAM1LH.M.AL1, OTHMAN A. KARIM, and BRIAN A. O'CONNOR, University ofLiverpool, Liverpool, United Kingdom 208
Building Scour in FloodplainsALEXANDER KOHL1 and WILLIH. HAGER, VAW, ETH-Zentrum, Zurich,Switzerland 214
Physical and Computational Modeling of Bridge Scour at Oregon Inlet,North Carolina
CONOR SHEA and MICHAEL PORTS, Parsons Brinckerhoff Quade & Douglas,Inc., Baltimore, MD 220
Three-Dimensional Hydraulic Analysis for Calculation of Scour at Bridge Pierswith Fender Systems
EDWARD J. KENT, Earth Tech, Concord, NH, and JOHN E. RICHARDSON, FlowScience, Los Alamos, NM 226
Prediction of Flow Generated by Turbulent Offset JetsKAMIL H.M.ALI, OTHMAN A. KARIM, and BRIAN A. O'CONNOR, University of
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Liverpool, Liverpool, United Kingdom 232
Experiments on Flow Upstream of a CylinderW.H. GRAF and B. YULISTIYANTO, Ecole, Polytechnique Federate, Lausanne,Switzerland 238
Numerical Analysis of Three-Dimensional Turbulent Flows Around SubmergedGroins
J. PENG, Y. KAWAHARA, and N. TAMAI, University of Tokyo, Tokyo, Japan . . .244
Session A.8FUTURE OF IRRIGATED AGRICULTURE
Sponsor: ASCE Committee on Irrigation and DrainageConvenor: Marshall English, Oregon State University, USA
The Future of IrrigationJAN VAN SCH1LFGAARDE and THOMAS J. TROUT, USDA-AgriculturalResearch Service, Fresno, CA 250
Partial Irrigation: A Fundamental ChangeMARSHALL ENGLISH, Oregon State University, Corvallis, OR 256
Areal Evapotranspiration Estimation Using Several Alternative Formulationsof the Crae Hypothesis
LAKSHMAN NANDAGIRI, Karnataka Regional Engineering College,Karnataka, India 262
A Radial Model of Surface Flow: Application to Level-Basin IrrigationP. GARCIA-NAVARRO, Universidad de Zaragoza, Zaragoza, Spain, andE. PLAYAN, Estacion Exp. Aula Dei (DGA-CSIC), Zaragoza, Spain 268
Knowledge-Based Advisory System for Predictive Control of IrrigationManagement Strategies
MUHAMMAD ABID BODLA, International Waterlogging and SalinityResearch Institute, Lahore, Pakistan 274
Limitations and Consequences of Recycling Drainage Water for Irrigation Overthe Long Term
S.R. GRATTAN, University of California, Davis, CA . 279
Management of Drainage Water, Salt, and Selenium as Resourcesy CERVINKA, California Department of Food & Agriculture, Sacramento, CA,J.DIENER, Red Rock Ranch, Five Points, CA, C. FINCH, Westside ResourceConservation District, Five Points, CA, M. MARTIN, USDA-Natural ResourcesConservation Department, Fresno, CA, F. MENEZES, California Department ofWater Resources, Fresno, CA, R. MUNOZ, University of California, Davis, CA,
xi
andD. PETERS 285
Reuse System of Irrigation Return Flow and Water Quality Management in LowLying Creeks-Paddy Area
MASAHARU KURODA, and TETSURO FUKUDA, Kyushu University, Fukuoka,Japan 290
Wastewater Reuse for Irrigation in Arid RegionsN. ISMAIL, Arab Academy for Science & Technology, Alexandria, Egypt 296
Session A.9OPTIMAL CANAL SYSTEM OPERATION
Sponsor: ASCE Task Committee on Canal AutomationConvenor: Bert Clemmens, U.S. Water Conservation Lab
Implementation of Canal Automation in Central ArizonaA.J. CLEMMENS, E. BAUTISTA, and R.J. STRAND, U. S. Water ConservationLaboratory, Phoenix, AZ 302
Comparison of Constant Level and Constant Volume Control Method for OpenChannel Flow
FUBO LIU and JAN FEYEN, Katholieke Universiteit Leuven, Leuven, Belgium .303
Optimal Control of Sudden Water Release from a ReservoirBRETT F. SANDERS and NIKOLAOS D. KATOPODES, University of Michigan,Ann Arbor, MI 314
Flap Gate for Hydraulic Head ControlFELIX RAEMY and WILLIH. HAGER, VAW, ETH-Zentrum, Zurich, Switzerland 320
Local Supervisory and Control Algorithms for a Laboratory Slide GateVICTOR M. RUIZ C, RAFAEL HERRERA, and EDMUNDO PEDROZA, InstituioMexicano de Tecnologia delAgua, Morelos, Mexico 326
Accuracy of Flow Measurements in the Imperial Irrigation DistrictBRIAN WAHLIN, JOHN REPLOGLE, and ALBERT CLEMMENS, U.S. WaterConservation Laboratory, Phoenix, AZ 332
Calibration of Open Channel Flow Computer SimulationsJOHNB. PARRISH, University of Iowa, Iowa City, I A, and RAM DHAN KHALSA,USBR, Grand Junction 338
Session A. 12Multinational River Basin ManagementConvenor: Vahid Alavian, Rankin International Inc., USA
International River Basins: Forging a ConsensusBARBARA A. MILLER, VAHID ALAVIAN, RANKIN International, Inc., Knoxville,TN, GEOFFERY MATTHEWS, World Bank, Washington, D. C, and LAURA L.COLE, Tennessee Valley Authority, Knoxville, TN 977
Management of the Euphrates and Tigris River Basins: Need for a RationalApproach
MEHMETCIK BAYAZIT, Istanbul Technical University, Istanbul, Turkey 343
Negotiating Middle East Water Management: Lessons from Other InternationalRiver Basins
DEBORAH SHMUELl and NUR1T KLIOT, University of Haifa, Haifa, Israel . .349
The July 1996 Flood on a Trans DMZ River in KoreaHYOSEOP WOO, Korea Institute of Construction Technology, Seoul, Korea 357
International River Basin Management-Imperative for Sustainable WaterDevelopment
JELISAVETA MUSKATIROVIC, Institute for Development of Water Resources,Belgrade, Yugoslavia 363
River Basin Management: Battleground for Economic GrowthCHRISTOPHER D. UNGATE, TVA, Chattanooga, TN 369
Slovenian Water Management Strategy-Towards EU Water PolicyFRANCISTEINMAN, and PR1MOZ BANOVEC, University of Ljubljana, Ljubljana,Slovenia 375
The Okavango River Basin 'DANIEL P. MILLER, Stanley Consultants, Muscatine, IA 381
Managing Extremes: The IJC ExperienceLISA BOURGET, International Joint Commission, Washington, D. C, andMURRAY CLAMEN, International Joint Commission, Ottawa, Canada 387
Comprehensive Assessment of the Freshwater Resources of the WorldPAUL H. KIRSHEN, Stockholm Environment Institute, Boston, MA and TuftsUniversity, Medford, MA, and KENNETH M. STRZEPEK, University of Colorado,Boulder, CO ~ 393
Session A. 14DECISION SUPPORT ENVIRONMENTS
Sponsor: IAHR Section 1.2 Hydroinformatics
Convenor: M.B. Abbott, International Institute for Hydraulic and EnvironmentalEngineering, The Netherlands
Intranetted Management of Water ResourcesM.B. ABBOTT, and S. SH1PT0N, Infrastructure Hydraulics Environment, Delft,The Netherlands 399
Aquarius: A General Model for Efficient Water Allocation in River BasinsGUSTAVO E. DIAZ and THOMAS C. BROWN, Colorado State University, CO .405
Implementation of Object-Oriented Programming for Dynamic Simulation ofOpen Channel Flow
JOHN A. HINCKLEY, Jr., SHAWL. YU, University of Virginia, Charlottesville, VA,and PERRY J. LAPOTIN, U.S. Army Cold Regions Research and EngineeringLaboratory, Hanover, NH 411
The Caspian Sea Storm Surge Coastal ProtectionM. GALANT, A. ZVEGINTSEV, and P. LYSSENKO, VOLGA Ltd., Moscow,Russia 417
Session A. ISRELIABILITY-BASED DESIGN AND ANALYSIS IN WATER RESOURCES
Sponsors: IAHR Section 1.4 Probabilistic Methods, ASCE Committee onProbabilistic Approaches to HydraulicsConvenors: Steve Melching, U.S. Geological Survey; Yeou-Koung Tung,Hong Kong University of Science and Technology
A New Model for Reliability-Based Optimal Design of Water Distribution Net-works
CHENGCHAO XU, and IAN C. GOULTER, Central Queensland University,Rockhampton, Australia 423
Reliability Assessment of Water Distribution Networks Using the First OrderReliability Method
CHENGCHAO XU, and IAN C. GOULTER, Central Queensland University,Rockhampton, Australia 429
Parameter Dimension Estimation for Water Distribution NetworksCHENGCHAO XU, and KEVIN S. TICKLE, Central Queensland University,Rockhampton, Australia 435
Water Quality Modeling and Risk Analysis of the Keelung River, TaiwanJAN-TAI KUO, National Taiwan University, Taipei, Taiwan, ALBERT Y. KUO,The College of William and Mary, Gloucester Point, VA, and WEN-SHIANGCHUNG, National Taiwan University, Taipei, Taiwan 441
Reliability Analysis for Water Quality Management in the Han RiverKUN-YEUN HAN, and SANG-HO KIM, Kyungpook National University, Daegu,Korea 447
Uncertainty in the Design of Stream Channel RestorationPEGGY A. JOHNSON, Pennsylvania State University, University Park, PA, andMASSIMO RINALDI, University of Florence, Florence, Italy 453
Risk-Based Design of Roadway Crossing Structures Considering IntangibleFactors
YEOU-KOUNG TUNG, Hong Kong University of Science & Technology, Kowloon,Hong Kong, A. MAINARD WACKER, Wyoming Highway Department, Cheyenne,WY, and VICTOR HASFURTHER, University of Wyoming, Laramie, WY 458
Case Study: Lesson and Probabilistic Determination on Eroded Earth SpillwayRehabilitation
5. SAMUEL LIN, JOSEPH S. HAUGH, Virginia Dam Safety Program, Richmond,VA, and L. LYNN CLEMENTS, Rapidan Service Authority, Ruckersville, VA 464
Reservoir Reliability Design Under Interannual Climatic and HydrologicVariability
OSCAR MESA, GERMAN POVEDA, LUIS CARVAJAL, and JOSE SALAZAR,Universidad Nacional de Colombia, Medellin, Columbia 470
Statistics of Maximum FlowsEDUARDO VARAS, Universidad Catolica de Chile, Santiago, Chile 476
Session A.16RISK AND UNCERTAINTY IN ANALYSIS OF WATER-RESOURCES SYSTEMS
Sponsors: IAHR Section 1.4 Probabilistic Methods and ASCE Committee onProbabilistic Approaches to HydraulicsConvenors: Jose Salas, Colorado State University, USA, and Steven Buchberger,University of Cincinnati, USA
Risk Estimation of Monthly Rainfall in Semiarid RegionsBONIFACIO FERNANDEZ Pontificia Universidad Catolica de Chile, Santiago,Chile 482
Poisson Pulse Queuing Model for Residential Water DemandsSTEVEN G. BUCHBERGER, and TRENT G. SCHADE, University of Cincinnati,Cincinnati, OH 488
An Evaluation of Data Needs to Support Flood Frequency Estimation at RegulatedSites
5. ROCKY DURRANS, SASA TOMIC, and STEPHEN J. NIX, The University ofAlabama, Tuscaloosa, AL 494
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Protection of the Environment Against Floods-A Statistical Problem?REINHARD POHL, Dresden University of Technology, Dresden, Germany . . . .500
On the Uncertainty of the Risk of Failure of Hydraulic StructuresJOSE D. SALAS, Colorado State University, Fort Collins, CO, and JUN H. HEO,Yorisei University, Seoul, South Korea 506
Long-Term Memory in Hydrologic Series?A. R. RAO, andD. BHATTACHARYA, Purdue University, West Lafayette, IN . . .512
Precipitation Variability and Curve NumbersJOSEPH A. VAN MULLEM, Natural Resources Conservation Service,Bozeman, MT 518
Errors and Variability of Reservoir Yield Estimation as a Function of theCoefficient Variation of Annual Inflows
JOSE'NILSON BEZERRA CAMPOS, Universidade Federal do Ceara, Fortaleza,Brazil, FRANCISCO DEASSIS DE SOUZA FILHO, Universidade de Fortaleza,Fortaleza, Brazil, and Jose Carlos de Araujo, Universidade Federal de Ouro Preto,Ouro Preto, Brazil 524
Multivariable Marima Modeling of Water Resources Time Series: Applicationsto River Nile Ten-Day Discharges
AHMED H. EL-SAYED, Zagzig, University, Egypt, and MOHAMED ERRIH,University of Sciences and Technology, Oran, Algeria 530
Uncertainty Analysis of a Water Resources System in a Competition andPrivatization Environment
R1CARDO SMITH, ISAAC DYNER, SANTIAGO MONTOYA, and CARLOSFRANCO, National University of Colombia, Medellin, Colombia 536
Water Resource System Operation Under Hydrologic Uncertainty: The Mae KlongRiver Basin, Thailand
TAWATCHAITINGSANCHALI, and VEERAKCUDDY RAJASEKARAM, Asian,Institute of Technology, Pathumthani, Thailand 542
Stochastic Multiobjective Optimization of Multireservoir SystemsY. C. WANG, Newjec Engineering Consulting Corporation, Tokyo, Japan 548
Coping With Uncertainty in the Economical Optimization of a Dike DesignP.HA.J.M. VANGELDER, J.K. VRIJLING, and K.A. H. SLIJKHUIS, DelftUniversity of Technology, Delft, The Netherlands 554
Sensitivity and Uncertainty Analysis of a Regional Simulation Model for theNatural System in South Florida
A. M. WASANTHA LAL, JAYANTHA OBEYSEKERA, and RANDY VAN ZEE, South
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Florida Water Management District, West Palm Beach, FL 560
A Simple Extension to the 'abc' Watershed ModelRICHARD M. VOGEL, and ANTIGONIZAFIRAKOU-KOULOURIS, ThaddeusGreen, Tufts University, Medford, MA 566
The Effect of Climate Change on Danube Flow RegimeB. GAUZER, and OSTAROSOLSZKY, VITUKl, Budapest, Hungary 572
Reliability of Operation of the Volga Water-Resource System Under GlobalClimate Change Conditions
A.L. VELIKANOV, Russian Academy of Sciences, Moscow, Russia 578
Network Flow Model Applied to Geum River BasinG.B. YEON, Chung Cheong College, Cheong-Ju, Korea, S.B. SHIM, Chung BukUniversity, Cheong-Ju, Korea, and K. H. YOON, KICT, Seoul, Korea 583
Session A. 17Flood and Drought Estimation, Control, Management, and Mitigation
Convenor: Hsieh Wen Shen, University of California, USA
Reservoir Management During DroughtDAVID STEPHENSON, University of the Witwatersrand, Johannesburg, SouthAfrica 589
Stochastic Modeling of Hydrological DroughtsHSIEH WEN SHEN, and JENQ TZONG SH1AU, University of California,Berkeley, CA 595
Comparison of National Weather Service Operational Mean Areal PrecipitationEstimates Derived from NEXRAD Radar vs. Rain Gage Networks
BRYCE F1NNERTY, and DENNIS JOHNSON, National Weather Service, SilverSpring, MD 607
Managing Water Scarcity Through Man-Made RiversSAAD A. ALGHARIANI, Alfateh University, Tripoli, Libya 607
Studies on Stochastic Distribution Laws of Dryness/Wetness in Time and Space inYunnan
WENBINXU, YOUQUE ZHANG, and SAIZHEN ZHANG, Yunnan PolytechnicUniversity, Kunming, China *
Influence of Over-Basin Diversion Reservoir on Water ManagementYoun-Jan Lin, Ming Hsin Institute of Technology, Taiwan, ROC, Chang-Shian Chen,
* Manuscript not available at time of printing
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Feng Chia University, Taiwan, ROC, Edward S. C. Young, Constants Corp., Ltd.,Taiwan, ROC 675
Flood Risk Analysis in the Upper Adriatic Sea Due to Sea Level Rise and LandSubsidence
G. GAMBOLATI, P. TEATINI, L. TOMASI, University of Padova, Padova, Italy,M. GONELLA, MED Ingegneria S.r.L, Ferrara, Italy, and C.S. YU, C. Decouttere,Catholic University of Leuven, Heverlee, Belgium 627
Simulation of Floods in Ping River Using IIS Distributed Hydrological Model(IISDHM)
R. JHA, S. HERATH, and K. MUSIAKE, University of Tokyo, Tokyo, Japan 627
Regional Model of Glaciers Runoff and its Application for Hydrological ForecastsV.G. KONOVALOV, Central Asian Research Hydrometeorological Institute,Tashkent, Uzbekistan 633
Coupling 1-D and 2-D Models for Floods ManagementA. PAQU1ER, and B. SIGRIST, Cemagref, Lyon, France 639
Forecasting Drought Risk for a Water Supply Storage System Using BootstrapPosition Analysis
GARYTASKER, USGS, Reston, VA, and PAUL DUNNE, USGS,West Trenton, NJ 645
Flood Attenuation Effects of Natural Flood Basins in the Sacramento Valley,California
J.C. VICK, and P.B. WILLIAMS, Philip Williams & Associates, Ltd.,San Francisco, CA 657
Hydrodynamic Approaches to Design Balancing PondsM.J.J. PIROTTON, University of Liege, Liege, Belgium 657
The Threat of Flooding and the Problem of Protection of Territories in the Deltaof the Ural River in View of the Rising of the Caspian Sea Level
V.F. POLONSKY, L.P. OSTROUMOVA, State Oceanography Institute, Moscow,Russia, Y.G. VIKULOV, and R.R. MULIKOV, Department of Ecology andBioresources, Atyrau, Kazakhstan 663
New Dimension to Spillway Gate Operation for Reducing the Flood IntensitySUNIL Y. KUTE and M.J. DEODHAR, K.K. Wagh College of Engineering,Nashik, India 669
Session A. 18BENEFITS OF PROVIDING FLEXIBLE WATER DELIVERY
Sponsor: ASCE Task Committee on Benefits of Providing Flexible Water Delivery
Convenor: Paul Cross, Lake Chelan Reclamation District, USA
A Flexible Irrigation Water Supply: Why and HowPAUL R. CROSS, Lake Chelan Reclamation District, Manson, WA 673
Irrigation District Modernization for the Western U. S.CM. BURT, S.W. STYLES, California Polytechnic State University, San LuisObispo, CA, M. F1DELL, California Polytechnic State University, San LuisObispo, CA, andE. RE1FSNIDER, USBR, Sacramento, CA 677
Experience in Operating a Large Limited Rate Arranged System - WestlandsIrrigation District
STEPHEN H. OTTEMOELLER, Westlands Water District, Fresno, CA 683
Design and Congestion Considerations for Flexible Irrigation Supply Systems,Part 1: Concepts
JOHN L. MERR1AM, and STUART STYLES, California Polytechnic StateUniversity, San Luis Obispo, CA 689
Design and Congestion Considerations for Flexible Irrigation Supply Systems,Part 2: Application
JOHN L. MERRIAM, and STUART STYLES, California Polytechnic StateUniversity, San Luis Obispo, CA 695
Use of Reservoirs and Large Capacity Distribution Systems to Simplify FlexibleOperations, Part 1: System Capacity
JOHN L. MERRIAM, and STUART STYLES, California Polytechnic StateUniversity, San Luis Obispo, CA 700
Use of Reservoirs and Large Capacity Distribution Systems to Simplify FlexibleOperations, Part 2: Reservoir Capacity and Case Studies
JOHN L. MERRIAM, and STUART STYLES, California Polytechnic StateUniversity, San Luis Obispo, CA 706
Pima-Maricopa Flexible Irrigation ProjectSHANE L1NDSTROM, Gila River Indian Community, Sacaton, AZ 777
Alleviation of Surface and Subsurface Drainage Problems by Flexible DeliverySchedules
STUART STYLES, California Polytechnic State University,San Luis Obispo, CA 777
Session A. 19HYDRODYNAMICS OF CHANNELS AND WATERWAYS
Convenor: Jeffrey. B. Bradley, WEST Consultants, USA
Entrance Flow and the Achievement of Uniform Fully-Developed Open ChannelFlow
HECTOR R. BRAVO, and JOHN W. MEINECKE, University of Wisconsin,Milwaukee, WI 723
Positive Front of a Dambreak WaveGUIDO LAUBER, and WILLIH. HAGER, VAW, ETH-Zentrum, Zurich,Switzerland 729
Analysis of Flow Field in the Meandering ChannelKOUICH1 OZAWA, Ritsumeikan University, Kyoto, Japan, and NOBUYUKITAMA1,Tokyo University, Tokyo, Japan 734
Unsteady Flow Characteristics in a Compound ChannelB. L. JAYARATNE, N. TAMA1, Y. KAWAHARA, University of Tokyo, Tokyo, Japan,and K. KAN, Shibaura Institute of Technology, Japan 740
The Mixing Mechanism in Turbulent Two-Stage Meandering Channel FlowsP. RAMESHWARAN, and B.B. WILLETTS, University of Aberdeen, Aberdeen,Scotland 746
Estimation of Flow Resistance in Ice Covered ChannelsZENGNAN DONG, ZEYU MAO, Yongtian Wang, Tsinghua University, Beijing,China, GAOFENG MU, and JING WANG, Xinjiang Institute of Water Resourcesand Hydroelectric Research, China 752
Turbulent Structure of Open and Ice-Covered Flow in a ChannelD.S. KUZNETSOV, Moscow State University, Moscow, Russia, andE.I. DEBOL'SKAYA, Water Problems Institute of Russian Academy of Sciences,Moscow, Russia 758
Fluid Mixing and Boundary Shear Stress in Compound Meandering ChannelT.ISH1GAK1, Y. MUTO, N. TAKEO, and H IMAMOTO, Kyoto University, Kyoto,Japan 763
A Simple Model for Gravel-Bed RoughnessV.I. NIKORA, D.G. GORING, and B.J.F. BIGGS, National Institute of Waterand Atmospheric Research, Christchurch, New Zealand 769
Analytical Model for Hydraulic Roughness of Submerged VegetationD. KLOPSTRA, H. J. BARNEVELD, J.M, VAN NOORTWIJK, HKV Consultants,Lelystad, The Netherlands, and E. H. VAN VELZEN, Ministry of Transport, PublicWorks, and Water Management, Arnhem, The Netherlands 775
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I D or 2-D Model for River Hydraulic Studies?R. WALTON, J.B. BRADLEY, andT.R. GRINDELAND, WEST Consultants, Inc.,Seattle, WA 7S7
Steady Flow Over an Obstacle with Contraction and SillADRIAN W.K. LAW, Nanyang Technological University, Singapore 787
Lateral Velocity Variations in a Compound Channel - A Practical ApproachH.S. TU, S. TAKAKI, and H. TAKAMATU, Pacific Consultants Co. Ltd., Tokyo,Japan 793
Comparison of Water Surface Profiles from Physical and Numerical Models inMixed Regime Flow
MICHAEL E. MULVIHILL, U. S. Army Corps of Engineers, Los Angeles, CA,Loyola Marymount University, Los Angeles, CA, and SCOTT E. STONESTREET,U. S. Army Corps of Engineers, Los Angeles, CA 799
Spur Dike Effects on the River Nile Morphology After High Aswan DamM.M. SOLIMAN, KM. ATT1A, KOTB, A.M. TALAAT, andA.F. AHMED, Ain ShamsUniversity, Cairo, Egypt 805
Two-Dimensional Floodwave Analysis Resulting From Breached LeveeKUN-YEUN HAN, JAE-HONG PARK, Kyungpook National University, Daegu,Korea, and JONG-TAE LEE, Kyonggi University, Seoul, Korea 811
Two-Dimensional Large Eddy Simulation for Shallow Recirculating FlowM. NASSIRI, S. BABARUTSI, and V.H. CHU, McGill University, Quebec,Canada 817
Numerical Analysis of Horizontal Vortices in Compound Open Channel Flows bythe Two-layered Flow Model
I. KIMURA, Wakayama National College of Technology Wakayama, Japan,T. HOSODA, Y. MURAMOTO, Kyoto University, Kyoto, Japan, and R. YASUNAGA,Tokyo Electric Power Co. Ltd., Tokyo, Japan 823
2-D Models for Flows in the River with Submerged GroinsSHIROUAYA, Osaka Institute of Technology, Osaka, Japan, ICHIRO FUJITA,Gifu University, Gifu, Japan, and NOBUYUKIMIYAWAKI, CT1 Engineering Co.Ltd., Fukuoka, Japan 827
Three Dimensional Modeling of Flow and Transport Mechanisms in MeanderingTwo-Stage Channel Flows
J. RUSSELL MANSON, Bucknell University, Lewisburg, PA, and GARETHPENDER, Glasgow University, Glasgow, United Kingdom 835
Session A.20CATCHMENT HYDRAULICS AND HYDROLOGY
Modeling for Study of the Hydrologic Processes in Watershed
ADILSON PINHEIRO, PHILIPPE MA1S0N, and BERNARD CAUSSADE,Institut de Mecanique des Fluides de Toulouse, Toulouse, France 841
Watershed-Change Induced Uncertainty on Runoff Frequency for WaterResources Management
STEFANO PAGLIARA, University di Pisa, Italy, Ben Chie Yen, University of Illinois,Urbana, 1L 847
A Physically Based Model for Large River BasinsW.T. SLOAN, J. EWEN, C.G. KILSBY, C.S. FALLOWS, and P.E. O'CONNELL,University of Newcastle Upon Tyne, United Kingdom 853
Water and Energy Balances and Their Spatial Distribution in a Catchment ofComplex Land Use
Y. JIA, andN. TAMAI, University of Tokyo, Tokyo, Japan 859
Continuous Distributed-Parameter Hydrologic Modeling with CASC2DFREDL. OGDEN, SHARIKA U.S. SENARATH, University of Connecticut,Storrs, CT 864
Session A.2IHYDRAULICS AND WATER QUALITY OF PIPE SYSTEMS
Optimization of Piped SystemsB. B. SHARP, Burnell Research Laboratory, Victoria, Australia 870
Mathematical Modelling of Water Quality in Distribution SystemsDOMENICO PIANESE, FRANCESCO PIROZZ1, and LUCIO TAGLIALATELA,University of Naples, Naples, Italy 875
Influence of Distinct Processes on the Quality of Water in Distribution SystemsDOMENICO PIANESE, FRANCESCO PIROZZI, and LUCIO TAGLIALATELA,University of Naples, Naples, Italy 881
Reliability of Algorithms for Water Quality Analysis in Hydraulic NetworksSAMIELMAALOUF, The Levantine Engineers Society, Los Angeles, CA, andYOUNG C. KIM, California State University, Los Angeles, CA 887
Session A.22REGIONAL WATER RESOURCE MANAGEMENT
Bohol-Cebu Water Supply Project Central Visayas, The PhilippinesDAVID W. PRASIFKA, Brown & Root, Inc., Houston, TX *
: Manuscript not available at time of printing
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Enhancement of Irrigation Systems in Developing Countries. A "Holistic"Approach
SAMIELMAALOUF, The Levantine Engineers Society, Los Angeles, CA, andYOUNG C. KIM, California State University, Los Angeles, CA 893
A Study on Water Management of an Irrigation Scheme in Sri LankaSHAHANE DE COSTA, Open University of Sri Lanka, Dehiwela, Sri Lanka .. .899
The Use of Aquifers in Saudi Arabia to Reclaim and Store WastewatersACH1M. 1SHAQ, and AMIR ALI KHAN, King Fahd University of Petroleum &Minerals, Dhahran, Saudi Arabia 905
The Salt Water Intrusion in the Maryout AquiferRAWYA M. KANSOH, Alexandria University, Alexandria, Egypt 977
Subject Index 923
Author Index 931
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