§ A.1.2 DEFINITIONS.
   For the purpose of these regulations, terms relating to streets and drainage are defined as follows:
   BASE COURSE. The layer or layers of specified or selected material of designated thickness or rate of application placed on a sub base or subgrade to comprise a component of the pavement structure to support the pavement or subsequent layer of construction.
   BRIDGE. A structure, including supports, erected over a depression or an obstruction; e.g., water, highway, or railway, and having a track or passageway for carrying traffic or other moving loads.
   CAUSEWAY. An earthen structure with at least one side adjacent to a depression, wetland, or marsh that supports a track or passageway for carrying traffic or other moving loads.
   CUL-DE-SAC. The radial turnaround area at the end of a dead-end street.
   CULVERT. Any structure which provides an opening under any roadway or any other structure so named in the plans, excluding bridges.
   DESIGN PROFESSIONAL. An individual or firm appropriately licensed and registered in the State of South Carolina.
   DETENTION. The temporary restriction of stormwater that is released at a predetermined or controlled rate.
   DEVELOPER. The legal or beneficial owner of a lot or of any land proposed for development; the holder of an option or contract to purchase; or any other person having an enforceable contractual interest in such land.
   DRAINAGE EASEMENT. The right of access of stormwater runoff from adjacent drainage basins into the drainage way within the defined easement.
   EARTH ROADS. Those roads constructed of compacted earth material.
   EASEMENT. A privilege or right of use, access or enjoyment granted on, above, under, or across a particular tract of land by the landowner to another person or entity.
   HOMEOWNERS' ASSOCIATION or PROPERTY OWNERS' ASSOCIATION. A formally constituted, non-profit association or corporation made up of the property owners and/or residents of a defined area. The HOMEOWNERS' OR PROPERTY OWNERS' ASSOCIATION may take responsibility for costs and upkeep of common open space or facilities, or enforce certain covenants and restrictions.
   MAIN UTILITY LINES. Those facilities, including piping, conduits, outlets, and other appurtenances necessary for the proper functioning of essential services to a development including water, electricity, gas, sanitary sewer, storm sewer, cable, communications, etc.
   MEAN SEA LEVEL. Elevation 0.0 as determined by the NGVD 29 datum.
   PAVED STREETS. Those streets for which the riding surface is constructed of a layer or layers of materials usually comprised of Portland cement concrete or asphaltic concrete.
   PAVEMENT. The uppermost layer of material placed on the street usually as the wearing or riding surface. The term is used interchangeably with "surface course" or "surfacing" and will usually imply Portland cement concrete or asphaltic concrete.
   PLAT. A diagram drawn to an engineering scale showing all essential data pertaining to the boundaries and subdivision of a tract of land as determined by a professional land surveyor.
   PUBLIC WORKS DIRECTOR. The Director of the Department of Public Works for the Town of James Island or his authorized representative.
   RESPONSIBLE ENTITY. The unit of local government responsible under South Carolina law for the maintenance of the roadway and/or drainage system; or, in the case of private roadways and/or drainage systems, the owner of the property upon which the roadway and/or drainage system is located; or, if existing, a homeowners' association previously created to maintain the roadway and/or drainage system.
   RIGHT-OF-WAY. Land that has been or is being dedicated for the construction and maintenance of a road or street. RIGHT-OF-WAY may also be used to identify an area dedicated for use as part of a drainage system or utility corridor.
   ROADWAY. The entire area between the outside limits of construction, including structures, slopes, ramps, intersections, utilities, side ditches, channels, waterways, etc. necessary for proper drainage. This term shall, in general, be considered synonymous with street or road.
   ROCK ROADS. Those roads in which the riding surface is constructed of a layer or layers of material usually comprised of compacted rock or other aggregate materials.
   STREET. A vehicular way, which may also serve in part as a way for pedestrian traffic, whether called a street, highway, thoroughfare, parkway, throughway, road, avenue, boulevard, lane, place, alley, mall, or other designation, including the entire area within the right-of-way.
   STUB STREET. A street that intersects another local street and extends, usually one lot deep, to the property line of the development or rear of the block being developed.
   SUBGRADE. The top surface of a roadbed upon which the roadway structure and shoulders are constructed.