- (a) Inlets shall be designed to minimize short-circuiting and to distribute flow across the entire settling tank.
- (b) Scum gathering in the inlet area shall be minimized.
- (c) V-notch weirs shall be provided for all outlets. Head over the base of the V-notch shall be less than the depth of the notch. Weirs shall be adjustable to correct for any differential settlement of the tanks.
- (d) Effluent launders shall be designed to convey the maximum instantaneous flow without surcharging.
- (e) Launder inverts shall be sloped a minimum of 0.5 percent.
Source. (See Revision Note at chapter heading for Env-Wq 700) #8590, eff 3-25-06; ss by #10693, eff 10-15-14; ss by #14258, eff 7-1-25, EXPIRES: 7-1-35