Book excerpt: QUICK-CARD: Electrical Residential Rough-In Quick-Card Based on the 2017 National Electrical Code (NEC) and 2015 International Residential Code (IRC)by Builder's Book, Inc.In this unique quick-reference guide, a single, 6-page laminated card, provides the essential information for the Electrical Residential Rough-In used in architectural plans and engineering drawings.Dozens of the most frequently used symbols are shown for plan view, and where alternatives are commonly in use, multiple symbols are shown. Typical notation formats are also included. A must have for every electrical contractor.Features:Electrical Wiring - General InformationAmerican Wire GageStandard Wiring ColorsRough-In Basic StepsOutlet, Device, Pull & Junction BoxesMetal BoxesTypes of BoxesVolume Allowance per ConductorBranch Circuits & OutletsReceptacle OutletsCalculationsCalculating Required Electrical ServiceBranch-Circuit Requirements