The Visual Handbook of Building and Remodeling by Charlie Wing

Author:Charlie Wing
Language: eng
Format: azw3, pdf
ISBN: 9781631869648
Publisher: Taunton Press
Published: 2018-02-25T16:00:00+00:00

Required Branch Circuits (E3703)

• central heating, fixed AC equipment, and auxiliary associated equipment

• at least two 20A receptacle circuits in kitchen, pantry, breakfast, and dining areas

• one 20A receptacle circuit for laundry area

• at least one 20A receptacle circuit for bathrooms

• lighting and general receptacle load of 3 watts/ sq ft based on outside dimensions and excluding open porches, garages, and spaces not adaptable for future use

Wiring Methods (E3802)

• guard strips required for cable crossing floor joists or framing members within 7" of floor in attics with permanent access by stairs or ladder

• guard strips required only for cable within 6' of edges of attic entrances without permanent access

• no protection required for cable through or parallel to framing

• cable exposed to damage to be protected by conduit

• cable exposed to direct sun be listed “sunlight resistant” or covered with approved material

• SE 6/2 and 8/3 OK across joist bottoms

• inner bend radius ≥5× diameter of NM&SE cable

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