# The Electricity Supply Regulations 1988, Paragraph 8: Particulars relating to the event


Supply system details—
(a) voltage;
(b) type of apparatus at site of event, e.g. overhead lines, underground lines, distributing mains, service line;
(c) earthing arrangements, whether—
(i) high voltage by means of—
(aa) direct connection;
(bb) resistance;
(cc) arc suppression coil;
(dd) reactance;
(ee) other (arrangements to be described); or
(ii) low voltage by means of—
(aa) separate high and low voltage electrodes;
(bb) combined high and low voltage electrodes;
(cc) protective multiple earthing;
(dd) multiple earthing of neutral;
(ee) other (arrangements to be described);
(d) description of circuit protection;
(e) extent of operation of circuit protection;
(f) if event involved a low voltage underground system, type of cable, e.g. separate neutral and earth, combined neutral and earth;
(g) in respect of events involving overhead lines—
(i) height of 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;
(iii) whether or not the electric line was surrounded by insulation;
(h) in respect of events not involving overhead lines—
(i) whether the equipment was situated indoors;
(ii) brief description of substation physical security equipment, e.g. brick building, steel doors, nature of fencing;
(iii) whether any security fence was also the perimeter fence.

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Source: https://www.legislation.gov.uk/uksi/1988/1057/schedule/4/part/I/paragraph/8 (the official version)
Page: https://openlegislation.uk/electricity-supply-regulations-1988/schedule-4/part-I/paragraph-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.