B 28
[Subsidiary]
L.N. 104/67.
L.N. 104/67.
Register of blasting operations to be kept.
L.N. 104/67.
CAP. 295] Dangerous Goods (General) Regulations [1983 Ed.
(iii) the person using the igniting squib shall be accompanied by another person having a box of matches or other suitable means of immediately relighting the igniting squib if it should become extinguished, and
(iv) the fuses shall be lit seriatim commencing with the longest fuse;
(j) no dynamite or home-made igniting squibs shall be used to light fuses;
(k) any electric exploder used for firing charges shall be fitted with a detachable handle or key and shall be so designed as to prevent unauthorized use, the leads to the exploder or firing switch shall not be connected until the shot firer has tested the circuit with a galvanometer, or until immediately before firing takes place, the exploder shall be set in a position where the shot firer can see it while he is connecting the charges and the shot firer shall carry with him the detachable handle or key of the exploder while he is so connecting the charges;
(l) no electric mains shall be used for firing except with the permission of the Authority; and when so used the switch controlling the circuit shall be contained in a box so arranged that the box cannot be closed unless the switch is removed from the box, and the shot firer shall carry the key of the switch while he connects the charges and shall carry out the firing himself;
(m) if a detonating fuse is used, the single detonator required to discharge all blasts shall not be inserted until after the warning signals required by sub-paragraph (e) have been commenced;
(n) on completion of the blasting the shot firer in charge thereof shall ensure that all charges have been detonated and that no unexploded explosives remain at the place of blasting.
(2) Any person who, after the commencement of the warning signals referred to in paragraph (1), enters or, upon request being made to him by any public servant or any person engaged in the blasting, refuses to leave the blasting area shall be guilty of an offence.
(3) Where blasting is carried out under water, the provision of this regulation shall apply subject to such modification as that circumstance may require.
56. (1) The shot firer in charge of any blasting shall keep a register in such form as may be prescribed by the Authority of the holes bored, depth of the holes, the amount of explosives used in each bore and the time of each firing.
(2) The register shall be compiled as soon as the holes have been loaded.