- (a) A wastewater treatment system using anaerobic digestion must have a grit removal system. A grit removal system is optional for all other facilities.
- (b) A grit removal system includes those units and processes capable of removing inert, non-biodegradable particles.
- (c) A grit removal system must include dual processes capable of operating at the permitted peak flow of the facility.
(d) Each grit removal unit must include:
- (1) a bypass channel to accept flow when a grit removal unit is off-line; and
- (2) a means of diverting flow to a bypass channel.
Source Note:The provisions of this §217.124 adopted to be effective August 28, 2008, 33 TexReg 6843.