{"product_id":"overhead-distribution-lines-isbn-9781119699132","title":"Overhead Distribution Lines","description":"\u003cp\u003e\u003cb\u003eA general overview of the use of utility distribution poles, including for electric supply and communications applications\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003ci\u003eOverhead Distribution Lines: Design and Applications\u003c\/i\u003e provides information on the design and use of power and communication distribution lines. An excellent resource for those in the power and communication utilities industry, this book presents information on the physical characteristics of utility poles, overhead supply and communication cables, installation practices, joint-usage issues, and safety rules, including the National Electrical Safety Code (NESC), California-specific rules, and others. It describes how to select the proper poles for specific applications. The especially valuable final chapter provides examples showing how it all works in practice, providing a background allowing more effective use of related industry software.\u003c\/p\u003e \u003cp\u003eRather than delving into detailed design and installation techniques, this book serves as an overview for engineers and non-technical audiences alike. At the same time, it serves as a compendium of technical information not readily available elsewhere. This unique book:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eOffers an overview of pole structures, pole installation and maintenance, wires and cables, and cable installation and maintenance—with examples\u003c\/li\u003e \u003cli\u003eProvides information on national standards documents such as the National Electrical Safety Code (NESC), ANSI O5.1, California General Order 95, and more\u003c\/li\u003e \u003cli\u003eExplores the \"sag–tension\" relationship between wires and poles\u003c\/li\u003e \u003cli\u003eIncludes appendices that cover properties of messenger strands, wireless attachments, solution of equations to determine sag, under uniform and point loads\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003ci\u003eOverhead Distribution Lines: Design and Applications\u003c\/i\u003e offers readers an understanding of the basic principles and various issues related to electric supply and communications distribution lines. It is a valuable resource for utility engineers, as well as those without a technical background.\u003c\/p\u003e \u003cp\u003eAbout the Author xi\u003c\/p\u003e \u003cp\u003ePreface xiii\u003c\/p\u003e \u003cp\u003eAcknowledgments xv\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction \u003c\/b\u003e\u003cb\u003e1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Scope 1\u003c\/p\u003e \u003cp\u003e1.2 Background 2\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Pole Structures \u003c\/b\u003e\u003cb\u003e7\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 General 7\u003c\/p\u003e \u003cp\u003e2.2 Wood Pole Strength 8\u003c\/p\u003e \u003cp\u003e2.3 Loads 13\u003c\/p\u003e \u003cp\u003e2.4 Embedment Depth 15\u003c\/p\u003e \u003cp\u003e2.5 Guying 17\u003c\/p\u003e \u003cp\u003e2.6 Column Buckling 19\u003c\/p\u003e \u003cp\u003e2.7 Grounding and Bonding 22\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Pole Installation and Maintenance \u003c\/b\u003e\u003cb\u003e23\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Pole Placement 23\u003c\/p\u003e \u003cp\u003e3.2 Guys and Anchors 24\u003c\/p\u003e \u003cp\u003e3.3 Pole Maintenance 26\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Wires, Conductors, and Cables \u003c\/b\u003e\u003cb\u003e31\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Categories 31\u003c\/p\u003e \u003cp\u003e4.2 Messenger Wire\/Strand 31\u003c\/p\u003e \u003cp\u003e4.3 Electric Supply (Power) Cables 33\u003c\/p\u003e \u003cp\u003e4.4 Communications Cables 35\u003c\/p\u003e \u003cp\u003e4.5 Wireless Attachments 38\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Cable Installation \u003c\/b\u003e\u003cb\u003e39\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Conductor and Cable Placement 39\u003c\/p\u003e \u003cp\u003e5.2 Lashing Operation 40\u003c\/p\u003e \u003cp\u003e5.3 Overlashing 41\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 NESC\u003csup\u003e®\u003c\/sup\u003e Requirements (Strength and Loading) \u003c\/b\u003e\u003cb\u003e45\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 National Electrical Safety Code (NESC) 45\u003c\/p\u003e \u003cp\u003e6.2 Loading Requirements 46\u003c\/p\u003e \u003cp\u003e6.3 Strength Requirements 49\u003c\/p\u003e \u003cp\u003e6.4 Wire Tensions 52\u003c\/p\u003e \u003cp\u003e6.5 Guyed Poles 53\u003c\/p\u003e \u003cp\u003e6.6 Extreme Wind Loads (“60 ft Limit”) 54\u003c\/p\u003e \u003cp\u003e6.7 Allowable Deterioration 56\u003c\/p\u003e \u003cp\u003e6.8 Overlashed Cables 57\u003c\/p\u003e \u003cp\u003e6.9 Software Tools and Pole Loading Analysis 60\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 NESC\u003csup\u003e®\u003c\/sup\u003e Requirements (Clearances) \u003c\/b\u003e\u003cb\u003e63\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Clearances 63\u003c\/p\u003e \u003cp\u003e7.2 Clearance Zones 63\u003c\/p\u003e \u003cp\u003e7.3 Clearances Above Surfaces and Buildings 66\u003c\/p\u003e \u003cp\u003e7.4 Clearances Between Wires 67\u003c\/p\u003e \u003cp\u003e7.5 Overlashed Cables 67\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Principles of Wire Sag \u003c\/b\u003e\u003cb\u003e71\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 Catenary 71\u003c\/p\u003e \u003cp\u003e8.2 Initial and Final Sag 72\u003c\/p\u003e \u003cp\u003e8.3 Sag–Tension Relationship 72\u003c\/p\u003e \u003cp\u003e8.4 Determining Change in Sag (and Tension) 73\u003c\/p\u003e \u003cp\u003e8.5 Ruling Span 76\u003c\/p\u003e \u003cp\u003e8.6 Point Load 77\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 General Order 95 (California) \u003c\/b\u003e\u003cb\u003e81\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 General Order 95 (GO 95) 81\u003c\/p\u003e \u003cp\u003e9.2 Loading Requirements 81\u003c\/p\u003e \u003cp\u003e9.3 Strength Requirements 83\u003c\/p\u003e \u003cp\u003e9.4 Clearances 84\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 Examples \u003c\/b\u003e\u003cb\u003e85\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e10.1 Purpose 85\u003c\/p\u003e \u003cp\u003e10.2 Tangent Line 85\u003c\/p\u003e \u003cp\u003e10.3 Line Angle 88\u003c\/p\u003e \u003cp\u003e10.4 Line Angle – Buckling Consideration 90\u003c\/p\u003e \u003cp\u003e10.5 Additional Attachment 94\u003c\/p\u003e \u003cp\u003e10.6 Summary 96\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAppendix A Properties of Messenger Strands \u003c\/b\u003e\u003cb\u003e99\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAppendix B Wireless Attachments \u003c\/b\u003e\u003cb\u003e101\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAppendix C Extreme Wind and Extreme Ice Loadings \u003c\/b\u003e\u003cb\u003e103\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAppendix D Solution of Cubic Equation \u003c\/b\u003e\u003cb\u003e107\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAppendix E Point Load \u003c\/b\u003e\u003cb\u003e109\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eE.1 Parabolic Model 109\u003c\/p\u003e \u003cp\u003eE.2 Intersecting Straight Lines Model 111\u003c\/p\u003e \u003cp\u003eGlossary 115\u003c\/p\u003e \u003cp\u003eReferences 121\u003c\/p\u003e \u003cp\u003eIndex 123 \u003c\/p\u003e  \u003cp\u003e\u003cb\u003eLawrence M. Slavin, PhD,\u003c\/b\u003e is Principal of Outside Plant Consulting Services, Inc. (OPCS). He represents the nation's telephone industry, via the Alliance for Telecommunications Industry Solutions (ATIS), on several NESC technical subcommittees, as well as the Executive Subcommittee, Main Committee and Interpretations Subcommittee. He also serves on Accredited Standards Committee ASC-O5 for wood products, including ANSI O5.1, Wood Poles, Specifications and Dimensions, and is a member of the ASCE 7 Atmospheric Ice Loads Subcommittee.   \u003c\/p\u003e\u003cp\u003e\u003cb\u003eA general overview of the use of utility distribution poles, including for electric supply and communications applications\u003c\/b\u003e \u003c\/p\u003e\u003cp\u003e\u003ci\u003eOverhead Distribution Lines: Design and Applications\u003c\/i\u003e provides information on the design and use of power and communication distribution lines. An excellent resource for those in the power and communication utilities industry, this book presents information on the physical characteristics of utility poles, overhead supply and communication cables, installation practices, joint-usage issues, and safety rules, including the National Electrical Safety Code (NESC), California-specific rules, and others. It describes how to select the proper poles for specific applications. The especially valuable final chapter provides examples showing how it all works in practice, providing a background allowing more effective use of related industry software. \u003c\/p\u003e\u003cp\u003eRather than delving into detailed design and installation techniques, this book serves as an overview for engineers and non-technical audiences alike. At the same time, it serves as a compendium of technical information not readily available elsewhere. This unique book: \u003c\/p\u003e\u003cul\u003e \u003cli\u003eOffers an overview of pole structures, pole installation and maintenance, wires and cables, and cable installation and maintenance—with examples\u003c\/li\u003e \u003cli\u003eProvides information on national standards documents such as the National Electrical Safety Code (NESC), ANSI O5.1, California General Order 95, and more\u003c\/li\u003e \u003cli\u003eExplores the \"sag–tension\" relationship between wires and poles\u003c\/li\u003e \u003cli\u003eIncludes appendices that cover properties of messenger strands, wireless attachments, solution of equations to determine sag, under uniform and point loads\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003ci\u003eOverhead Distribution Lines: Design and Applications\u003c\/i\u003e offers readers an understanding of the basic principles and various issues related to electric supply and communications distribution lines. It is a valuable resource for utility engineers, as well as those without a technical background.\u003c\/p\u003e","brand":"Standards Information Network","offers":[{"title":"Default Title","offer_id":47989744238821,"sku":"NP9781119699132","price":102.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9781119699132.jpg?v=1761785323","url":"https:\/\/k12savings.com\/es\/products\/overhead-distribution-lines-isbn-9781119699132","provider":"K12savings","version":"1.0","type":"link"}