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(1) A post indicator valve installed not less than 40 ft (12 m) from the building <br />(a) For buildings less than 40 ft (12 m) in height, a post indicator <br />valve shall be permitted to be installed closer than 40 ft (12 m) but at <br />least as far from the building as the height of the wall facing the post <br />indicator valve. <br />(2) A wall post indicator valve <br />(3) An indicating valve in a pit, installed in accordance with Section 6.4 <br />(4) A backflow preventer with at least one indicating valve not less than 40 ft <br />(12 m) from the building <br />(a) For buildings less than 40 ft (12 m) in height, a backflow preventer <br />with at least one indicating valve shall be permitted to be installed <br />closer than 40 ft (12 m) but at least as far from the building as the <br />height of the wall facing the backflow preventer. <br />(5) Control valves installed in a fire -rated room accessible from the exterior <br />(6) Control valves in a fire -rated stair enclosure accessible from the exterior <br />(3) Section 10.1.5 is hereby added as follows: <br />10.1.5 All ferrous pipe and joints shall be polyethylene encased per AWWA C150, <br />Method A, B, or C. All fittings shall be protected with a loose 8-mil polyethylene <br />tube or sheet. The ends of the tube or sheet shall extend past the joint by a <br />minimum of 12 inches and be sealed with 2-inch-wide tape approved for <br />underground use. Galvanizing does not meet the requirements of this section. <br />Exception: 304 or 316 Stainless Steel pipe and fittings <br />(4) Section 10.4.1.1 is hereby revised as follows: <br />10.4.1.1 All bolted joint accessories shall be cleaned and thoroughly coated with <br />asphalt or other corrosion -retarding material after installation. <br />Exception: Bolted joint accessories made from 304 or 316 stainless steel. <br />(5) Section 10.4.1.1.1 is hereby added as follows: <br />10.4.1.1.1 All bolts used in pipe -joint assembly shall be 316 stainless steel. <br />(6) Section 10.4.3.2 is hereby added as follows: <br />Ordinance No. NS-3032 <br />Page 26 of 29 <br />