4. For sites accommodating buildings containing more than 25,000 sq.-ft., there
4. For sites accommodating buildings containing more than 25,000 sq.-ft., there shall be two points of connection to the municipal water distribution system. Three full diameter gate valves shall be provided at points of connection to the municipal water distribution system. Full diameter gate valves shall be provided at each on site branch and at intervals not to exceed 1,000 feet on center.