they are satisfied that one or more of the grounds listed in 1 to 6 above exists, and there is a related health and safety risk that calls for urgent intervention
os bodlonir hwy fod un neu ragor o'r seiliau a restrir yn 1 i 6 uchod yn bodoli, a bod perygl cysylltiedig i iechyd a diogelwch sy'n galw am ymyrryd ar frys