13.20.450 Dosing devices for gravity distribution.
This section is included in your selections.
If dosing devices are used for gravity distribution, then items A. through D. apply:
A. For dwellings, the dosing device shall discharge at least 10 gallons per minute, but no more than 45 gallons per minute;
B. If the dosing device is a siphon, the siphon shall be maintained in proper operating condition;
C. If the dosing device is a pump, it shall be constructed and fitted with sound, durable and corrosion-resistant materials; and
D. Where the absorption system is at a higher elevation than the pump, sufficient dynamic head shall be provided for both the elevation difference and friction loss.