George W. Flach

Code Q&A Columnist

George W. Flach was a regular contributing Code editor for Electrical Contractor magazine, serving for more than 40 years. His long-running column, Code Q&A, is one of the most widely read in the magazine's history. He is a former chief electrical inspector for New Orleans and held many other prestigious positions in the electrical industry, including IAEI board of directors and executive committee. He passed away in August 2009.

Articles by George W. Flach

February 2009
Article 110 Requirements for Electrical Installations; Article 250 Grounding and Bonding; Article 300 Wiring Methods; Article 517 Health Care Facilities; Article 547 Agricultural Buildings; Article 695 Fire Pumps; Some parts of the Guide Information for Electrical Equipment Directory (White Book) 2008 edition published by Underwriters Laboratories Inc. also are mentioned. READ MORE
January 2009
Article 110—Requirements for Electrical Installations; Article 210—Branch Circuits; Article 215—Feeders; Article 314—Outlet, Device, Pull, and Junction Boxes; Conduit Bodies; Fittings; and Handhole Enclosures; Article 334—Nonmetallic-Sheathed Cable: Types NM, NMC, and NMS; Article 517—Health Care Facilities; Article 590—Temporary Installation; Article 605—Office Furnishings (Consisting of Lighting READ MORE
December 2008
Article 220 Branch Circuit, Feeder, and Service Calculations; Article 240 Overcurrent Protection; Article 250 Grounding and Bonding; Article 404 Switches; Article 700 Emergency Systems; Guide Information for Electrical Equipment Directory (White Book) published by Underwriters Laboratories Inc. also is mentioned. Use of multipole snap switches READ MORE
November 2008
Article 100—Definitions; Article 110—Requirements for Electrical Installations; Article 210—Branch Circuits; Article 300—Wiring Methods; Article 310—Conductors for General Wiring; Article 334—Nonmetallic Sheathed Cable: Type NM, NMC, and NMS; Article 408—Switchboards and Panelboards; Article 422—Appliances; Article 590—Temporary Installations; Article 680—Swimming Pools, Fountains, and Similar In READ MORE
October 2008
Article 210 Branch Circuits; Article 250 Grounding and Bonding; Article 300 Wiring Methods; Article 330 Metal Clad Cable: Type MC; Article 404 Switches; Article 422 Appliances; Article 450 Transformers and Transformer Vaults Including Secondary Ties; Article 590 Temporary Installations; Article 690 Solar Photovoltaic Systems; Portions of the 2007 edition of the Guide Information for Electrical Equ READ MORE
September 2008
Article 210 Branch Circuits; Article 220 Branch Circuit, Feeder, and Service Calculations; Article 240 Overcurrent Protection; Article 250 Grounding and Bonding; Article 330 Metal-Clad Cable: Type MC; Article 422 Appliances; Article 450 Transformer and Transformer Vaults (Including Secondary Ties) Grounding-electrode conductor size and location READ MORE
August 2008
Article 300 Wiring Methods; Article 310 Conductors for General Wiring; Article 410 Luminaires, Lampholders, and Lamps; Article 440 Air-Conditioning and Refrigerating Equipment; Article 517 Health Care Facilities; Article 680 Swimming Pools, Fountains, and Similar Installations; Article 700 Emergency Systems Underground wet locations READ MORE
July 2008
Article 210 Branch Circuits; Article 250 Grounding and Bonding; Article 300 Wiring Methods; Article 310 Conductors for General Wiring; Article 408 Switchboards and Panelboards; Article 430 Motors, Motor Circuits, and Controllers Grounding isolated EGCs READ MORE
June 2008
Article 200 Use and Identification of Grounded Conductors; Article 210 Branch Circuits; Article 430 Motors, Motor Circuits, and Controllers Laundry-room receptacles I am wiring a single-family home with stackable washer and dryer in the laundry room. These appliances are supplied from a 125-volt, 30-ampere receptacle. Is a 20-ampere, 125-volt receptacle also required? READ MORE

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