04528nam 2200577 450 991046027380332120200501071726.00-7844-7914-3(CKB)3710000000413777(EBL)3425647(SSID)ssj0001498892(PQKBManifestationID)11920867(PQKBTitleCode)TC0001498892(PQKBWorkID)11506050(PQKB)10921896(MiAaPQ)EBC3425647(EXLCZ)99371000000041377720150604h20152015 uy 0engur|n|---|||||txtccrGuidelines for operational hail suppression programs hail suppression programs /American Society of Civil EngineersReston, Virginia :American Society of Civil Engineers,2015.©20151 online resource (62 p.)ASCE StandardDescription based upon print version of record.0-7844-1356-8 Includes bibliographical references and index.""Cover""; ""CONTENTS""; ""ASCE STANDARDS""; ""ACKNOWLEDGMENTS""; ""1 SCOPE""; ""1.1 Applicable Documents""; ""2 THE HAIL PROBLEM""; ""2.1 Historical Perspective""; ""2.2 The Status of Hail Suppression Technology""; ""2.2.1 American Society of Civil Engineers""; ""2.2.2 Weather Modification Association""; ""2.2.3 American Meteorological Society""; ""2.2.4 The National Research Council and Weather Modification Association Viewpoints""; ""3 HAIL CONCEPTS""; ""3.1 Requirements for Hail Development""; ""3.2 The Scientific Basis for Hail Suppression""; ""3.2.1 Beneficial Competition""""3.2.2 Early Rainout""""3.2.3 Trajectory Lowering""; ""3.2.4 Promotion of Coalescence""; ""3.2.5 Dynamic Effects""; ""3.2.6 Other Concepts""; ""3.3 Concept Visualization""; ""3.4 Cloud Modeling""; ""4 THE DESIGN OF HAIL SUPPRESSION OPERATIONS""; ""4.1 Definition of Project Scope""; ""4.1.1 Historical Hail Losses""; ""4.1.2 Historical Radar Data""; ""4.1.3 Basic Project Area Concepts""; ""4.1.4 Initial Design Considerations""; ""4.1.5 Climatology""; ""4.2 Seeding Agent Selection""; ""4.2.1 Silver Iodide""; ""4.2.2 Dry Ice""; ""4.2.3 Other Ice Nucleants""; ""4.2.4 Hygroscopic Agents""""4.2.5 Quality Control""""4.3 Delivery Methods""; ""4.3.1 Airborne Application""; ""4.3.2 Ground-Based Ice Nucleus Generator Networks""; ""4.3.3 Rockets and Artillery""; ""4.4 Meteorological Data Collection and Forecasting""; ""4.4.1 Forecasting and Nowcasting""; ""4.4.2 Remote Sensing""; ""4.4.3 Visual Cloud Appearance""; ""4.4.4 Updraft""; ""4.4.5 Numerical Cloud Modeling""; ""4.5 Selection and Siting of Equipment""; ""4.5.1 Aircraft Considerations""; ""4.5.2 Placement of Ground Generators""; ""4.5.3 Placement of Rocket Launchers or Artillery""; ""4.6 Legal Issues""""4.6.1 Potential for Litigation""""4.6.2 Regulation""; ""4.7 Environmental Concerns""; ""4.7.1 Redistribution of Precipitation""; ""4.7.2 Seeding Agent Safety""; ""5 CONDUCT OF OPERATIONAL HAIL SUPPRESSION PROJECTS""; ""5.1 The Operations Manual""; ""5.2 Personnel Requirements""; ""5.2.1 Meteorological Staff""; ""5.2.2 Cloud Treatment Pilots""; ""5.2.3 Support Personnel""; ""5.3 Operational Decision Making""; ""5.3.1 Chronology""; ""5.3.2 Opportunity Recognition""; ""5.4 Communications""; ""5.5 Safety Considerations""; ""5.5.1 Safety of Field Personnel""""5.5.2 Seeding Suspension Criteria""""5.6 Public Relations, Information, and Involvement""; ""6 EVALUATION OF HAIL SUPPRESSION EFFORTS""; ""6.1 Project Area Evaluation Approaches""; ""6.1.1 Randomized Versus Nonrandomized Programs""; ""6.1.2 Selection of Target and Control Areas""; ""6.2 Evaluation Measures""; ""6.2.1 Evaluations Using Direct Evidence""; ""6.2.2 Evaluation through Secondary Evidence""; ""6.3 Dissemination of Results""; ""7 GLOSSARY OF TERMS AND ACRONYMS""; ""A""; ""B""; ""C""; ""D""; ""E""; ""F""; ""G""; ""H""; ""I""; ""K""; ""M""; ""N""; ""O""; ""P""; ""Q""; ""R""; ""S""""T""StandardHail controlWeather controlElectronic books.Hail control.Weather control.551.68/787MiAaPQMiAaPQMiAaPQBOOK9910460273803321Guidelines for operational hail suppression programs2259335UNINA