11. The circumstances hereby prescribed as exceptional circumstances for the purposes of section 38(5) of the Act in which any reference in that section to the relevant period shall be construed as a period which does not exceed fourteen days are where–
(a)a responsible person in relation to a child has not been found within a period of seven days from the first day on which the child was provided with refuge; and
(b)at the end of that period of seven days the authority do not at that time have suitable alternative accommodation for the child.