Perimeter means the fenced or walled area of the institution that restrains the movement of the inmates.
Area of shallow flooding means a designated AO or AH Zone on a community's Flood Insurance Rate Map (FIRM) with one percent or greater annual chance of flooding to an average depth of one to three feet where a clearly defined channel does not exist, where the path of flooding is unpredictable and indeterminate; and where velocity flow may be evident. Such flooding is characterized by ponding or sheet flow.
Patio means an uncovered horizontal structure with a surface height, at any point, no greater than 0.60 metres above grade, intended for use as an outdoor amenity space.
Water Surface Elevation (WSE) means the height, in relation to NAVD 1988, of floods of various magnitudes and frequencies in the floodplains of riverine areas.
Junk yard means any property utilized for breaking up, dismantling, sorting, storing, distributing, buying or selling of any scrap waste material, junk or used equipment or machinery of any nature.