Electrical inspection notes : inspecting commercial, industrial,and residential construction

CHAPTER 1 INTRODUCTION 1 CHAPTER 2 DESIGN QUALITY CONTROL 28 Design Quality Control Checklists 28 Overview 28 Plans and Specifications 30 Civil/Site Design Checklists 32 Storm Drainage Design 36 Pavement Design Analysis 37 Landscape Design 37 Civil/Sanitary Design Checklists 38 Sanitary Sewers 38 Water 39 Design Analysis 40 Architectural Design Checklist 40 Structural Design Checklist 44 Mechanical Design Checklists 47 Mechanical Design 47 Fire Protection Design 48 Fire Alarm Plan 50 Plumbing Design 51 Electrical Design 52 Drawing Checklist 54 Specification Checklist 55 IBC Code Requirements 57 CHAPTER 3 INTERIOR ELECTRICAL 71 General Guidelines 71 Temporary Electric 77 Visual Inspection 79 For more information about this title, click here CHAPTER 4 CONDUCTORS 80 Wire Sizes 82 Voltage Drops 85 Amperage Capacities 86 Aluminum Conductors 90 Conductors 90 Bolts, Nuts, and Washers 91 Installation 91 Surface Preparation 92 Connections 93 Connection to Vibrating or Cycling Equipment 94 Environmental Conditions 94 Inspection 95 Color Coding 96 Wires per Box 97 CHAPTER 5 GROUNDING 99 Grounds to Metallic Water-Piping Systems 99 Bolted Connections 100 Exothermic Welding Connections 100 Metallic Enclosures 100 Incoming Service Conduit 100 Grounding Connection 101 Ground Rods 101 Service Grounding 101 System Neutral and Equipment Grounds 105 System Neutral 105 Multiple Connections 106 Grounding Resistance 106 Electrical Continuity 106 v CHAPTER 6 WIRING METHODS 107 Rigid Metal Conduit, Intermediate Metal Conduit, and Electrical Metallic Tubing 108 Cable Systems 115 Metal-Covered Cables 116 Service Entrance Cables 117 Romex Cables 117 Installing Cable Systems 123 Support Spacing 124 CHAPTER 7 CONDUITS 125 Busway Systems 125 Conduit Bending Radiuses 127 Conduit Supports 132 Numbers of Conductors in Conduits 133 PVC Conduit Expansion 140 Underfloor Raceways 140 Continuous Rigid Cable Supports or Cable Trays 142 Wireways 142 Underfloor Duct Systems 144 CHAPTER 8 OUTLETS 146 Device Plates 151 Switches 153 Wall Switches 154 Pull and Junction Boxes 155 Receptacles 156 Outlet Installation Inspection 158 CHAPTER 9 CUTTING, DRILLING, OR NOTCHING OF WOOD CONSTRUCTION 159 vi CHAPTER 10 SERVICE EQUIPMENT 163 Circuit Panels 163 Panel Boards 165 Cabinets 167 Fuses 168 CHAPTER 11 LAMPS AND LIGHTING FIXTURES 169 CHAPTER 12 TRANSFORMERS 172 Dry Type Transformers 172 Liquid-Filled Transformers 172 Accessories 172 Bushings 173 Insulating Liquid 173 Grounding 173 Ventilation 173 CHAPTER 13 MISCELLANEOUS ELECTRICAL SYSTEMS 174 Switch Gears 174 Engine Generator Sets 176 Elevator Installations 177 Specialty Systems 177 CHAPTER 14 ELECTRICAL TESTS 179 Records of Tests 180 Description of Tests 180 Megger Tests 181 Testing Methods 181 CHAPTER 15 EXTERIOR ELECTRICAL 187 Wood Poles 187 Crossarms 189 vii Hardware 190 Insulators 190 Conductors (Aerial) 190 Guying 192 CHAPTER 16 SERVICE 193 Aerial Installation 193 Primary and Secondary Fuse Cutouts 197 Lightning Arresters 198 Pole Top Switches 198 Grounding 199 Underground Risers 200 Underground Distribution 201 Duct System 201 Manholes, Handholes, and Underground Vaults 203 Primary Cables 204 Direct Burial Cable 205 Transformers 206 Pad-Mounted Transformers without Fenced Enclosures 207 Street Lighting 208 Cathodic Protection 209 Shop Drawings 210 Anodes 210 Conductors 211 Conductor Connections 211 Insulating Joints 211 Bonding 212 Test Points 212 Foreign Pipes and Structures 212 Backfill for Underground Metallic Structures 212 Starting and Adjusting 213 Record of Testing 213 viii CHAPTER 17 ELECTRICAL HEATING 214 Approvals 214 Storage and Handling 214 Coordination of Work 214 Layout of Work 215 Electric Water Heaters 215 Electric Heaters 216 CHAPTER 18 ALARM AND DETECTION SYSTEMS 217 Approvals 217 Storage and Handling 217 Layout of Work 218 Coordination of Work 218 Fire Detecting Devices 219 Smoke Detectors, Ionization Type 219 Smoke Detectors Photoelectric Type 220 Heat Detectors 220 Fire Alarm Stations 221 Signaling Devices 221 Control Units 221 Smoke Detector Panel 222 Annunciation Panel 222 Power Supply 222 Testing 223 CHAPTER 19 RESIDENTIAL AND LIGHT COMMERCIAL 224 Minimum Service Load Calculation Procedures 224 Electrical Equipment 225 Working Clearances for Cabinets and Controls 226 Terminals 226 Wiring 227 Grounded Conductors 227 ix Subpanels and Fuse Boxes 228 Branch Circuits and Outlets 228 Smoke Alarms 230 Kitchens 230 Laundry Areas 231 Attics 231 Basements 232 Lighting 232 Special Wiring for Swimming Pools 233 Electrical Formulas 234