675 IAC 20-1.1-3 Definitions "A"

Sec. 3. (a) "Abrasion hazard" means a sharp or rough surface that could cause injury under normal use. (b) "Accessible" means, when applied to a fixture, connection, appliance, or equipment, having access thereto, but may require the removal of an access panel, door, or similar obstruction. "Readily accessible" means direct access without the necessity of removing any panel, door, or similar obstruction. (c) "Agitation" means the mechanical or manual movement to dislodge the filter aid and dirt from the filter element. (d) "Airbreak" means a physical separation that may be a low inlet into the indirect waste receptor from the fixture, appliance, or device indirectly connected. (e) "Air bump assist backwash" means, in a diatomite type filter, the compressing of a volume of air in the filter effluent chamber (by means of an air compressor or by the water pressure from the recirculating pump) that, when released, rapidly decompresses and forces water in the filter tank through the elements in a reverse direction dislodging the filter aid and accumulated dirt and carrying them to waste. (f) "Airgap" means the unobstructed vertical distance through the free atmosphere between the lowest opening from any pipe or faucet conveying water or waste to a tank, plumbing fixture receptor, or other device and the flood level rim of the receptacle. (g) "Air induction system" means a system whereby a volume of air (only) is induced into hollow ducts built into a spa floor, bench, or other location. The air induction system is activated by a separate air power unit (blower). (h) "Approved" means, as to materials, equipment, design, and types of construction, acceptance by the code official by one (1) of the following methods: (1) Investigation or tests conducted by recognized authorities. (2) Investigation or tests conducted by technical or scientific organizations. (3) Accepted principles. The investigation, tests, or principles shall establish that the materials, equipment, and types of construction are safe for the intended purpose. (i) "Approved agency" means an established and recognized agency regularly engaged in conducting tests or furnishing inspection services, when the agency has been approved by the state building commissioner or is listed in 675 IAC 12-6-11.