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The clear access opening dimensions shall be a minimum of 20 inches by 30 inches (508 mm by 762 <br />mm), or larger where such dimensions be not less than 20 inches by 30 inches(508mm by 762mm) where <br />such dimensions are large enough to allow removal of the water heater. A walkway to an appliance shall <br />berated as a floor as agproved by the buildin official. Asa minimum for access to the attic space, <br />provide one of the following: <br />1. A permanent stair. <br />2. A pull down stair with a minimum 300 Ib x'136 kgLp@pacity. <br />3. An access door from ang22qLfloor level. <br />4. Access Panel mav be used in lieu of items 1 2 and,,,3,,with,,,prior,a_oprovaI of the code official <br />due to buildina conditions. <br />Section 502, INSTALLATION, shall be amended by adding Section 502.6, Water heaters above <br />ground or floor, to read as follows: <br />502.6 Water heaters above ground or floor. When the attic roof, mezzanine or platform in which a <br />water heater is installed is more than eight J8feet '2438 mm above the ground or floor level it shall be <br />made accessible b' a stairwa or ermanent ladder fastened to the buildin <br />Exception: A max 10 allon water heater or larger with approval is capable of being accessed, <br />through a lay -in ceiling and a water heater is installed is not more than ten 10 feet .:3048 mm <br />above the round or floor level and may be reached with a ortable ladder. <br />Section 504.6, Requirements for discharge piping, shall be amended to read as follows: <br />504.6 Requirements for discharge piping. The discharge piping serving a pressure relief valve, <br />temperature relief valve or combination thereof shall: <br />1. Not be directly connected to the drainage system. <br />2. Discharge through an air gap. <br />3. Not be smaller than the diameter of the outlet of the valve served and shall discharge full size to <br />the air gap. <br />4. Serve a single relief device and shall not connect to piping serving any other relief device or <br />equipment. <br />.r li f4 evk;9b m b AnW —sig to a.EA:i.:iea r.,fw'iisr�haroe � iylrm Fwsi nn' <br />)Aohen aypFoved bid° i W W tl�W WMA'W �" ��i �,,,p,,,Ww� ���w� '�WW <br />u `" � ", ". ' �n ..°VR60flafiGW,,,,W, <br />kistr G#Gn"nd 4;sta4ed- Yfth these Wnstr:WG <br />3 Amendments to 2015 IPC <br />