Laserfiche WebLink
Low -head drainage means a condition in which water drains partially or completely out of a lateral line through <br />a sprinkler head after an irrigation cycle is completed. <br />Master valve means a remote control automatic valve located after the backflow prevention device that controls <br />the flow of water to the irrigation system mainline. <br />Mobile carwash means a commercial business equipped with a vehicle or trailer -mounted self-contained washing <br />system with water or detergent solution, storage tank, high pressure/low flow pumping equipment, hoses, spray wand <br />and related appurtenances. <br />New means installed on or after September 30, 2006. <br />On premises laundry facility means a laundry facility located on the premises of a con niercial or institutional <br />business, and serving only the customers or residents of that facility. Examples of on -premises laundry facilities <br />include those found at hospitals, nursing homes, and hotels. <br />Positive shutoff device means a device which permits water to flow through it only when an outside force or <br />pressure is applied to it. <br />Pre -rinse spray valve means a high-pressure spray attachment used in commercial and institutional kitchens to <br />pre -rinse dishes before loading them into a dishwasher. <br />Self-service carwash means a commercial car wash in which the vehicle is washed manually within a wash bay <br />by the customer using high-pressure sprayers and brushes. <br />Shrub riser means a device that elevates a sprinkler head several feet above the ground surface so that water is <br />applied over the top of shrubs and other tall landscape plants. <br />Single pass water cooling means a process in which water is circulated only once through a piece of equipment <br />to cool it before being discharged to the waste stream. Single -pass cooling, also known as once -through cooling, is <br />often used for CAT scan, x-ray equipment, degreasers, hydraulic equipment, condensers, air compressors, welding <br />machines, vacuum pumps, ice machines and air conditioners. <br />Solenoid shutoff valve means a device which opens a valve only when an electrical current is applied, and closes <br />the valve when no current is present. <br />Static water pressure means the pressure of water when it is not moving. <br />Subsurface drip means the slow application of water, usually under low pressure, beneath the soil surface. <br />Surface drip means the slow application of water, usually under pressure, at the soil surface. <br />Swing joint means a flexible joint or pipe connecting a sprinkler head to a lateral pipe. <br />Water budget means a feature on a landscape irrigation system controller which allows the user to set a monthly <br />or seasonal water schedule based on evapotranspiration and/or rainfall amounts. <br />Water recirculating system means a system of pumps, tanks, and treatment components used to treat and reuse <br />water continuously for a single purpose. <br />Zone valve means an automatic valve that controls a single zone of a landscape irrigation system. <br />Sec. 14.121. - Car washes. <br />(a) New conveyer car washes must be equipped with a water recycling system. <br />(b) New in -bay automatic car washes must use water recycling systems, ultra -low -flow spray nozzles or alternative <br />means to achieve fresh water usage of no more than fifty-five (55) gallons per vehicle. <br />(c) New and existing self-service and mobile car washes must utilize positive shutoff device spray wands with a <br />flow rate of no more than three (3) gallons per minute. <br />Sec. 14.122. - Cooling systems. <br />(a) New cooling systems may not utilize single -pass water cooling for any purpose. <br />Page 17 <br />