2013 Electrical Cost Data. Want to simplify the process of estimating electrical construction projects? This versatile reference guide gives you the most up-to-date cost information available to tackle any kind of electrical estimate. Improve your estimates with this all-inclusive guide including: Resources for all types of estimators including designers, engineers, and contractors. Cost-saving tips and ideas, Cost recommendations for both designing and planning electrical work, Comprehensive cost entries from high-voltage transmission lines to residential wiring