Division 2 Processing methodF1

United Kingdom

1. (a)The dry matter content of the manure must be determined by using the CEN EN 12880:2000 method ‘Characterization of sludges. Determination of dry residue and water content’.
2. (b)Division (b)
3. (c)The particle size of the animal by-products to be processed must be no greater than 12 mm.
4. (d)The manure must be mixed with quick lime (CaO) which has a medium to high reactivity of less than six minutes to achieve a 40 °C rise in temperature as per the criteria in the reactivity test 5.10 in the CEN EN 459-2:2002 method .
5. (e)Division (e)
6. (f)At monitoring points which must be introduced into the stockpile, continuous measurements must be carried out to demonstrate that the mixture in the stockpile reaches a pH of at least 12 during one of the following periods of time, during which period one of the corresponding following temperatures must be achieved:
7. (g)Division (g)
8. (h)Division (h)
9. (i)Operators may demonstrate to the competent authority, by way of a validation according to the following requirements, that a process using a mixing device which is different from the mixing device referred to in point (d) or using dolime (CaOMgO) instead of quick lime is at least as efficient as the process set out in points (a) to (h):