Demystify and accurately interpret the National Electrical Code! Master all sections of the 2011 National Electrical Code (NEC) with the accurate, thorough coverage found only in Surbrook/Althouse's INTERPRETING THE NATIONAL ELECTRICAL CODE, 9E. This easy-to-understand, trusted text explains all sections of the National Electrical Code using meaningful examples and illustrations that you can readily understand, with valuable insights into all articles of the Code. Special sections highlight the most important changes from the last version of the Code, allowing readers to navigate easily through the new 2011 NEC requirements. The authors explain each article in detail with thorough discussions, practical examples that illustrate how the Code is applied, and sample Code calculations taken from actual field applications. In addition, the authors integrate essential wiring information not directly addressed in the NEC, but extremely useful to electricians on the job. This is a comprehensive, trusted resource you will reference time and time again throughout your career.