Section 372.410  Preapplication Treatment Plant Design

a)         Design and Construction Requirements

            All preapplication treatment systems shall be designed and constructed in accordance with 35 Ill. Adm. Code 370, Illinois Recommended Standards for Sewage Works.

b)         Screening

            All treatment systems except those requiring tertiary filtration must have a screening device sized to minimize plugging of the spray nozzles following the storage lagoon prior to the irrigation distribution system.