9. If the walls of the slurry storage tank are not impermeable, the base of the tank must—E+W
(a)extend beyond the walls;
(b)be provided with channels designed and constructed so as to collect any slurry that escapes from the tank;
(c)have adequate provision for the drainage of the slurry from those channels to an effluent tank through a channel or pipe.
Commencement Information
I1Sch. 2 para. 9 in force at 18.6.2010, see reg. 1(2)