Book excerpt: A Hands-on Guide to the 2007 NESC® that Clarifies Code Rules for You to Achieve Full Compliance! McGraw-Hill's National Electrical Safety Code® 2007 Handbook delivers a rule-by-rule annotation of the NESC® that clarifies the often confusing Code text and allows you to perform your work confidently and safely. Designed for use with the Code itself, this expert resource guides readers through safety rules for the installation, operation, and maintenance of electrical supply stations and equipment, and also for overhead and underground electric supply and communication lines. Fully updated with all the latest rules, McGraw-Hill's National Electrical Safety Code® 2007 Handbook features: The best complete NESC® annotation currently available A rule-by-rule overview of the entire code Over 500 detailed illustrations and photographs A wealth of practical examples of code applications Concise explanations of controversial rules Inside this Time-Saving, NESC Compliance Tool • General Sections: Definitions • Grounding • Part 1. Rules for Installation and Maintenance of Electric Supply Stations and Equipment: Fences • Safety Signs • Storage • Working Space • Batteries • Transformers and Regulators • Conductors • Circuit Breakers, Reclosers, Switches, and Fuses • Surge Arresters • Part 2. Rules for Installation and Maintenance of Overhead Electric Supply and Communication Lines: Inspections • Clearances • Joint Use • Grades of Construction • Loadings • Strength Requirements • Line Insulation • Part 3. Rules for Installation and Maintenance of Underground Electric Supply and Communication Lines: Underground Conduit Systems • Supply Cable • Cable in Underground Structures • Direct-Buried Cable • Risers • Terminations • Part 4. Rules for Operation of Electric Supply and Communication Lines and Equipment: Employer Rules • Employee Rules • Communication Worker Rules • Supply Worker Rules • OSHA Requirements