### sec.251 Record of tripping of electricity supply The underground mine manager for a mine must ensure a record is kept of the day and time when an electrical supply is tripped by a methane detector used, fitted or located as required under any of sections 231 , 233 to 240 , 242 , 243A , or 244. The record must be kept for 7 years after the day the electrical supply is tripped. See sections 394 and 396 . s 251 sub 2019 SL No. 250 s 12 (sec.251-ssec.1) The underground mine manager for a mine must ensure a record is kept of the day and time when an electrical supply is tripped by a methane detector used, fitted or located as required under any of sections 231 , 233 to 240 , 242 , 243A , or 244. (sec.251-ssec.2) The record must be kept for 7 years after the day the electrical supply is tripped.

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