

By contrast, a cellar has at least one-half of its floor-to-ceiling height below curb level or the base plane. Basement* A basement is a building story that has at least one-half of its floor-to-ceiling height above curb level or the base plane. Often, the base plane is at curb level on sites that slope upwards or downwards from a street, or on large lots where buildings are far from a street, the base plane is adjusted to more accurately reflect the level at which the building meets the ground. It is utilized in most lower-density and contextual districts, and for property subject to waterfront zoning. Base Plane* The base plane is a horizontal plane from which the height of a building is measured. A building is required to meet a minimum base height only when the height of the building will exceed the maximum base height. Base Height The base height of a building is the maximum permitted height of the front wall of a building before any required setback.

Specified zoning requirements if certain findings haveīeen met. To the affected community board(s), which modifies Authorization An authorization is a discretionary action taken by theĬity Planning Commission, often after an informal referral Outside of Lower Density Growth Management Areas (LDGMA), the increased floor area must be directly beneath the pitched roof and have a ceiling height between five and eight feet.

Attic Allowance in Lower Density Growth Management Areas
