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

May 2008
Article 100—Definitions; Article 210—Branch Circuits; Article 250—Grounding and Bonding; Article 334—Nonmetallic-Sheathed Cable: Types NM, NMC, NMS; Article 422—Appliances; Article 680—Swimming Pools, Fountains, and Similar Installations; The 2007 Guide Information for Electrical Equipment Directory (White Book) also is mentioned. Multiwire branch-circuit disconnects READ MORE
April 2008
Article 110 Requirements for Electrical Installations; Article 210 Branch Circuits; Article 225 Outside Branch Circuits and Feeders; Article 250 Grounding and Bonding; Article 338 Service-Entrance Cable: Type SE and Types USE; Article 396 Messenger-Supported Wiring; Article 404 Switches; Article 408 Switchboards and Panelboards Portions of the 2007 edition of the Guide Information for Electrical E READ MORE
March 2008
Article 100 Definitions; Article 210 Branch Circuits; Article 250 Grounding and Bonding; Article 300 Wiring Methods; Article 310 Conductors for General Wiring; Article 334 Nonmetallic-Sheathed Cable: Types NM, NMC, and NMS; Article 392 Cable Trays; Article 422 Appliances; Article 440 Air-Conditioning and Refrigeration Equipment; Article 680 Swimming Pools, Fountains, and Similar Installations; Art READ MORE
February 2008
Article 110 Requirements for Electrical Installations; Article 210 Branch Circuits; Article 220 Branch Circuit, Feeder, and Service Calculations; Article 310 Conductors for General Wiring; Article 334 Nonmetallic-Sheathed Cable: Types NM, NMC, and NMS; Article 358 Electrical Metallic Tubing: Type EMT; Article 406 Receptacles, Cord Connectors, and Attachment Plugs (Caps); Article 410 Luminaires (Li READ MORE
January 2008
Article 110—Requirements for Electrical Installations; Article 210—Branch Circuits; Article 240—Overcurrent Protection; Article 250—Grounding and Bonding; Article 310—Conductors for General Wiring; Article 334—Non-Metallic Sheathed Cable: Type NM, NMC, and NMS; Article 406—Receptacles, Cord Connectors, and Attachment Plugs (Caps); Article 440—Air-Conditioning and Refrigeration Equipment; Article 6 READ MORE
December 2007
Article 100—Definitions; Article 210—Branch Circuits; Article 250—Grounding and Bonding; Article 334—Nonmetallic-Sheathed Cable: Types NM, NMC, and NMS; Article 404—Switches; Article 517—Health Care Facilities; Article 680 Swimming Pools, Fountains, and Similar Installations; Article 700—Emergency Systems; Article 702—Legally Required Standby Systems Use of Type NM cable outdoors READ MORE
November 2007
Article 210—Branch Circuits; Article 240—Overcurrent Protection; Article 250—Grounding and Bonding; Article 300—Wiring Methods; Article 356—Liquidtight Flexible Nonmetallic Conduit: Type LFNC; Article 358—Electrical Metallic Tubing: Type EMT; Article 424—Fixed Electric Space Heating Equipment Grounding receptacles Q: What methods are permitted in the National Electrical Code (NEC) for grounding 1 READ MORE
October 2007
Article 110—Requirements for Electrical Installations; Article 210—Branch Circuits; Article 250—Grounding and Bonding; Article 392—Cable Trays; Article 408—Switchboards and Panelboards; Article 517—Health Care Facilities; Article 680—Swimming Pools, Fountains, and Similar Installations; The 2006 edition of the Guide Information for Electrical Equipment Directory (White Book) published by Underwri READ MORE
September 2007
Article 210—Branch Circuits; Article 240—Overcurrent Protection; Article 250—Grounding and Bonding; Article 334—Nonmetallic-Sheathed Cable: Types NM, NMC, and NMS; Article 340—Underground Feeder and Branch-Circuit Cable: Type UF; Article 406—Receptacles, Cord Connectors, and Attachment Plugs (Caps); Article 702—Optional Standby Systems; “Guide Information for Electrical Equipment (White Book)” pub READ MORE

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