The technical capacity of all remaining available gas infrastructure in the event of disruption of the single largest gas infrastructure shall be at least equal to the sum of the total daily gas demand of the calculated area during a day of exceptionally high gas demand occurring with a statistical probability of once in 20 years.
Acmhainn theicniúil na mbonneagar gáis eile uile a mbeidh fáil orthu i gcás shuaitheadh an bhonneagair gáis is mó, beidh sí comhionann, ar a laghad, le suim an éilimh laethúil iomláin ar ghás sa limistéar arna ríomh lá atá éileamh ard urghnách ar ghás ann a bhíonn ann uair sa 20 bliain de réir dóchúlacht staitistiúil.