(1) This section applies in respect of an animal in a sale-yard or abattoir that, in the opinion of the manager of the sale-yard or abattoir--(a) is so severely injured, so diseased or in such a physical condition that it is cruel to keep it alive, and(b) is not about to be destroyed, or is about to be destroyed in a manner that will inflict unnecessary pain on the animal.
(2) The manager of the sale-yard or abattoir may destroy, or cause to be destroyed, an animal to which this section applies in a manner that causes it to die quickly and without unnecessary pain.
(3) The manager of the sale-yard or abattoir, when destroying an animal in accordance with this section, is taken to have the same powers as an officer has to destroy an animal under this Act.