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City of Virginia Beach Pattern Book


connecting a sloping roof with a chimney. Designed to encourage water drainage away from the chimney joint.


Crown molding – A molding used on cornice or wherever an interior angle is to be covered, especially at the roof and wall corner.


Culvert – Round, corrugated drain pipe (normally 15 or 18 inches in diameter) that is installed beneath a driveway and parallel to and near the street.


Cupping – A type of warping that causes boards to curl up at their edges.


Curb – The short elevation of an exterior wall above the deck of a roof. Normally a 2- by 6-inch box (on the roof) on which a skylight is attached.


D


Damper – A metal flap or door placed above the fireplace within the chimney. Normally closed when the fireplace is not in use.


Dampproofing – The black, tar like waterproofing material applied to the exterior of a foundation wall.


Daylight – The end of a pipe (the terminal end) that is not attached to anything.


Pattern Book Appendices: Appendix B: Glossary: Construction Terms


Dead bolt – A security lock installed on exterior entry doors that can be activated only with a key or thumb-turn. Unlike a latch, which has a beveled tongue, dead bolts have square ends.


Dead light – The fixed, non-operable window section of a window unit.


Deck, decked – To install the plywood or wafer board sheeting on the floor joists, rafters, or trusses.


Dedicated circuit – An electrical circuit that serves only one appliance (i.e. a dishwasher) or a series of electric heaters or smoke detectors.


De-humidistat – A control mechanism used to operate a mechanical ventilation system based upon the relative humidity in the home.


Design – A graphical representation consisting of plan views, interior and exterior elevations, sections, and other drawings and details to depict the goal or purpose for a building or other structure.


Design-build construction – When a prime or main contractor bids or negotiates to provide design and construction services for the entire construction project.


Designer – One who designs houses, interiors, landscaping or other entities. When utilized in the context of residential construction, it usually suggests that a designer is not a licensed architect. Most jurisdictions do not require an architectural license for most single- family dwelling construction.


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