1. (a) Design all piping and channels to carry the maximum design capacity of the treatment facility. Clearly, show the design flow characteristics on the hydraulic profile sheet of the plans.
2. (b) Do not place treated water lines in a trench with sewers, plant wastewater lines, lines carrying raw or partially treated water, or other utility lines. Do not locate lines carrying partially treated water in a common trench or in close proximity to sewer or drain lines.
3. (c) No common wall is allowed between any channel, basin or reservoir containing raw or partially treated water and another containing filtered water.

Added at 18 Ok Reg 1612, eff 6-1-01