§ 531.33 Tanks for Fire Purposes to Have Metered Supply Pipe

   All tanks or cisterns maintained for fire purposes shall be supplied by a pipe separate from the fire service pipe and connected directly with the main in the street or with the service pipe used for the general supply of the premises. If connected directly with the main in the street, such supply shall be metered at the expense of the premises or parties supplied. The use of bypasses for filling tanks, cisterns, etc., shall not be permitted.

(Ord. No. 99566. Passed 5-22-33)

§ 531.34 Overflow Pipe

   Overflow pipes for fire service tanks shall not connect with drains, and shall be open to inspection at all times.

(Ord. No. 99566. Passed 5-22-33)

§ 531.35 Tank Supply Pipes

   The outlet end of the supply pipe to a gravity tank shall be at least six (6) inches above the maximum water line of the tank, and the supply pipe to a pressure tank shall be so arranged as to prevent the water in the tank from flowing back into the main in the street. Each tank shall have a suitable check valve in the pipe leading from it to the distribution pipes of the fire system for the purpose of preventing the flowing of the water from the fire system pipes into the tank.

(Ord. No. 99566. Passed 5-22-33)

§ 531.36 Drip or Blow-Off Pipes

   The use of drip or blow-off pipes for draining fire pipes shall be allowed only in cases of absolute necessity, and in no case shall their installation be permitted unless furnished with a sealed valve. The end of every such pipe shall be exposed to view at all times. Such drip or blow-off pipes shall not exceed three- fourths (3/4) inch inside diameter.

(Ord. No. 99566. Passed 5-22-33)

§ 531.37 Pumps for Fire Protection

   Pumps intended for fire protection and taking water from a tank or cistern, supplied wholly or in part from a fire service pipe connected with the main in the street, shall under no circumstances be used for any boiler or general supply of the premises, and shall not be connected with the general supply pipe.

(Ord. No. 99566. Passed 5-22-33)

§ 531.38 Outlet Valves to be Sealed

   In all pipes used for fire protection and not metered, all outlet valves on hydrants, hose connections, drips and blow-offs, etc., exclusive of main controlling valves, shall be closed and sealed by the Division of Water. All such valves, hydrants, etc., must be so constructed or altered at the expense of the owner that they can be easily and securely sealed by the Division.

(Ord. No. 99566. Passed 5-22-33)

§ 531.39 No Connection Allowed Between Different Pressure Service Systems

   There shall be no arrangement of pipes whereby the different pressure service systems are connected. All connections now existing contrary to this rule shall be disconnected within six (6) months after notification in writing by the Commissioner of Water.

(Ord. No. 99566. Passed 5-22-33)