Whether you're studying to be an electrician, or a seasoned professional looking to improve your blueprint-reading skills, this newly revised manual will help you stay competitive in today's electrical job market. It shows you how to read and interpret all types of electrical drawings and diagrams used in residential and commercial construction. There are details on electrical floor plans, lighting layouts, and schematics showing single line and block or power riser diagrams for wiring circuits. You'll learn how to lay out an electrical project, what to look out for in detailing with construction specifications and drawings - especially in terms of today's technology, how to use an engineer's scale for developing and reading site plans, and how to make up and use panelboard, connected-load, and other schedules.