Pursuant to Sec. 3D.6.1. (Base, Middle & Top Articulation), base, middle & top articulation is defined as a requirement composed of three separate and coordinated articulating elements designed to visually break a building facade up into three separately legible layers.

Pursuant to Sec. 3D.6.2. (Base-Top Articulation), base-top articulation is defined as a requirement composed of two separate and coordinated articulating elements designed to visually break a building facade up into two separately legible layers.

Pursuant to Sec. 14.2.10.G. (Basement), basement is defined as an occupiable portion of a building located below the ground story.

Bee is defined as any stage of life of the common domestic honey bee (Apis Mellifera).

Beehive is defined as a structure that houses a bee colony.

Pursuant to Sec. 3D.6.5.C.2. (Belt Course), belt course is defined as a horizontal course projecting beyond the face of the surrounding building facade often shaped to mark a division in the facade wall.

Bicycle cage is defined as a locked bicycle parking area that has been fenced off to prohibit access by the general public, and contain bicycle racks that provide a means of securing the bicycle frame at two points to a securely anchored rack.

Bicycle corral is defined as any on-street public bicycle parking space in which multiple short-term bicycle parking racks have been installed.

Bicycle room is defined as a locked bicycle parking area that has been walled off to prohibit access by the general public, and which, contain bicycle racks that provide a means of securing the bicycle frame at two points to a securely anchored rack.

Bicycle share dock is defined as a device designed to receive a bicycle for locked storage as part of a system that directly rents bicycles on a short-term basis.

Bicycle share service provider is defined as an entity operating a system that directly provides bicycles for rent on a short-term basis.

Bicycle share station is defined as a combination of multiple bicycle share docks, automated payment equipment, and related equipment associated with bicycle rentals on a short-term basis.

Bisecting line is defined as a line that equally divides the angle created by the projection of intersecting lot lines of a lot adjoining the street of a corner lot as illustrated in Sec. 4C.11.3.D. (Measurement).

Block is defined as a lot or grouping of lots with public ways on all sides.

Block face is defined as any number of lots that have a primary street lot line adjacent to one side of a segment of private or a public street that lies between two other streets or alleys.

Bollard is defined a an upright post consisting of a piece of timber, concrete, metal or similar material fixed firmly in an upright position intended to impede various forms of traffic or circulation.

Bonus building width is defined as the bonus building width granted pursuant to Sec. 2C.6.1.C.2. (Bonus Building Width).

See bonus floor area.

Bonus floor area is defined as having the same meaning as tier 2 bonus floor area ratio.

Bonus height is defined as having the same meaning as tier 2 bonus height.

For the purposes of the Home-Sharing Program (Sec. 5C.3.2.), booking service is defined pursuant to Sec. 5C.3.2.B. (Definitions) as any reservation or payment service provided by a person that facilitates a short-term rental transaction between a person and a prospective guest or transient user, and for which the person collects or receives, directly or indirectly through an agent or intermediary, a fee in connection with the reservation or payment of services provided for the transaction.

Boulevard is defined as any public right-of-way designated as a Boulevard I or II on the Citywide General Plan Circulation System maps of the Circulation Element of the General Plan.

Pursuant to Sec. 3C.1.2. (Build-To Depth), build-to depth is defined as the depth of the build-to zone starting at the minimum building setback and continuing inward for the maximum build-to depth for the full width of the lot.

Pursuant to Sec. 3C.1.3. (Build-To Width), build-to width is defined as the cumulative building width that shall occupy the build-to zone, relative to the width of the lot at the frontage lot line.

Build-to zone is defined as the area on a lot located behind the minimum frontage lot line building setback and continuing inward to the maximum build-to depth, and extending the full width of the lot.

Building is defined as a covered and enclosed structure intended for human occupancy.

Building break is defined as the minimum distance that structures are required to be separated in order to establish them as separate buildings.

Pursuant to Sec. 2C.2.1. (Building Coverage), building coverage is defined as the percentage of lot area covered by buildings or structures.

Building elevation is defined as an orthographic projection of the exterior face of a building, represented as a two-dimensional drawing of the building facade. Building elevations have an angle of elevation of zero degrees (horizontal).

Building entrance is defined as a door providing access from the public realm to the interior of a building.

Building envelope is defined as the physical barrier (including walls, roof, foundation, windows, and doors) that separates a building's interior from its exterior environment.

See facade.

Building face is defined as the outer surface of a building facade, which would not include recesses or encroachments.

Pursuant to Sec. 14.2.1. (Building Footprint), building footprint building is defined as the area of a lot occupied by a building, measured horizontally. Also referred to as "structure footprint".

Building frontage is defined as the projection of the exterior walls upon the street used for street frontage, as measured perpendicular to the edge of the street. For walls that are not parallel to the street, the building frontage shall include the wall that, other than open parking stalls, has direct and unimpeded access to the street.

Building module is defined as sub-areas of a building footprint used in the building module method to determine grade plane elevation. See Sec. 14.2.9.D. (Grade Plane Elevation).