(1) Trash tanks must be designed and constructed for use as a pretreatment tank or compartment.
(2) Trash tank volume must not be used as part of the calculations of the required septic tank volume.
[Statutory Authority: RCW
43.20.050 (2) and (3). WSR 09-23-119, § 246-272C-0245, filed 11/18/09, effective 12/19/09.]