"National electrical safety code (nesc) is specially written for engineer- staking technician- power lineman... It presents hundreds of figures and photos- plus examples and discussions to explain and clarify the NESC rules.The straight forward and practical information in this handbook is intended to aid the understanding of the sometimes confusing and complicated text in the NESC. It folows the order of parts- sections- and rules are presented in NESC including the general rules- substation rules- overhead lin rules- underground line rules and lastly the work rules."