City of Virginia Beach Pattern Book
Circuit breaker – A device that looks like a switch and is located inside the electrical panel or circuit breaker box in a home or building. A regular circuit breaker switch is designed to shut off the power to the portion of the home it controls and also limits the amount of power flowing through a circuit (measured in amperes). A main circuit breaker switch is designed to shut off power to the entire home.
Clapboard – A long, thin, flat piece of wood with edges horizontally overlapping in series, used to cover the outer walls of buildings.
Clean out – An opening providing access to a drain line. Closed with a threaded plug.
Codes – Prevailing regulations, ordinances or statutory requirements set forth
by construction practices
governmental and
agencies owner
administered for the protection of welfare.
associated with occupancy.
Adopted
building and
the public health, safety and
Cold air return – The ductwork (and related grills) that carries room air back to the furnace for re-heating.
Column – A vertical structural compression member which supports loads. Combustion air – The duct work installed to bring fresh, outside air to the furnace and/or hot water heater. Normally two separate supplies of air are brought in: one high and one low.
Community association – A non-profit neighborhood association that is responsible for common areas of a residential community and helps
Pattern Book Appendices: Appendix B: Glossary: Construction Terms
maintain residents’ compliance with neighborhood codes, covenants and regulations (CCRs).
Compressor – A mechanical device that pressurizes a gas in order to turn it into a liquid, thereby allowing heat to be removed or added. A compressor is the main component of conventional heat pumps and air conditioners.
In an air conditioning system, the compressor normally sits outside the home and has a large fan (to remove heat).
Concrete – A construction material used for foundations, ground level floors and sidewalks. Most concrete is made out of Portland cement, sand, and gravel or aggregate. Concrete is commonly reinforced with steel rods, known as rebar or wire screening, called mesh.
Concrete block – Often used in low-rise commercial and some residential construction, a hollow concrete “brick.” Most commonly 8 inches x 8 inches x 16 inches in size. The original design and use is attributed to the architect Frank Lloyd Wright.
Concrete board – See “cement board.”
Condensing unit – The outdoor component of a cooling system. It includes a compressor and condensing coil designed to radiate heat. Conduit, electrical – A pipe, usually metal, in which wire is installed.
Construction contract – A legal document that includes the specifics of “what,” “when,” “where,” “how,” “how much,” and “by whom,” of a construction project. It usually includes the contractors registration number; a statement of work quality such as “Standard Practices of the Trades” or “according to Manufacturers Specifications;” a set of
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