Particulars relating to the event
7. Network details—
(a)voltage;
(b)equipment at site of event, whether overhead lines, underground cables, distributing mains, or service lines, or if other, specify;
(c)where relevant, whether the earthing of the low voltage network is by means of protective multiple earthing;
(d)extent of operation of circuit protection;
(e)in respect of events involving overhead lines—
(i)height of the electric line at point of contact, if any;
(ii)whether or not the electric line remained live on the ground or at a reduced height; and
(iii)whether or not the electric line was surrounded by insulation; and
(f)in respect of events not involving overhead lines—
(i)whether the equipment was situated indoors;
(ii)where a substation is involved, a brief description of substation physical security equipment, e.g. brick building, steel doors, nature of fencing; and
(iii)whether any security fence was also the perimeter fence.