New installations of water mains shall not be smaller than eight inches. The connection lateral from the main to the hydrant shall be six inches in size and provided with an auxiliary gate valve. The sidewalk flange must be level with the finished grade. Nozzles are to face the street or away from the building. Where an existing water main is smaller than six inches, the hydrant lateral connection and gate valve shall be the same as for an eight-inch main. (Ord. 8/27/2002B (part))