The best electrical design practices change with every edition of the National Electrical Code®. Stallcup's® Electrical Design Book expertly explains these changes and how they apply to the design and installation of electrical wiring systems. Strategically designed, the large workbook format provides valuable design tips, NEC® loops, examples, quick calculations, and effective illustrations with Code references. Descriptions of common industry problems and "rule of thumb" methods for fast and accurate design answers are provided, along with quizzes for license preparation. With the abundant amount of detailed information provided, Stallcup's® is the most comprehensive design book of its kind.