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CITY OF NOErT1t OLMSTED ORDINANCE N0. 65-1()~ Page Section 8, Containers of explosives shall not be opened. inside a ttiagazine or within fifty (5C}) feet of a magazine, In opening containers, wooden wedges and either wood fibre or rubber mallets shal3. be used, No metal tools except brass shall he used for apeni.ng any coon-~ tainers of explosives Empty container boxes whic~r~ previously contai.nec: explosives shall not be used again for any purposes, but shall be des-~ troyed by burning in the open air. Section 9, No person shall smoke while handling explasve~s or in the vic in ity thereof , Section 10. No person shall handle explosives while under the influence of intoxicating liquors, or narcotics, Section 11, Previous to each h',asting a proper signal of warning shall be given. The warning of the blast shall be given by causing a competent man carrying a rc~d flag to be stationed at a reasonable distance from the blast, at each. avenue of approach, nr point of danger„ is frozen, Section 12, No person shall attem;>t to use dynamite that Section 13, When blasting caps are ased, they shall be securely attached to safety fuse with a standard cap crimper. All priming shall be done at least fifty (~0) feet from the magazine. Blasting caps shall be inserted in the explosives only as required for each round of blasting. Section. 14, All drill. holes shall be sufficiently large to freely admit the insertion of the cartridges of explosives. Tamping shall be done only with wooden rods without metal parts. Section. 15, Hales shall. be stemmed with earth ar sand, Rock chips, gravel, or similar materials shall not be used for tamping the bore holes. No holes shall be loaded except those to be fired at the next round of blasting, After charging, all remai.nind explosives shall be immediately returned to the magazine, Drilling shall not be started until all remaining butts of ol.d holes are examined with. a wooden stick. for unex- ploded charges, and if any are found, same shall be refired before work pror_eeds, Section lo. No person shall be allowed to deepen drill holes which have contained explosives. Explosives shall not be extracted from a hole that has once been charged or has mis-fired unless it is im- possible to detonate the unexploded charge by insertion of a fresh additiaral primer or by drilling a hole in close. proximity and at a safe distance from the unexploded charge. Section. 17, If there ar.e any misfires while using cap and fuse, all persons shall remain away from th.e charge for t~.ao hours. If electric blasting caps: are used, the ~.aait ing period may be reduced to thirty minutes, Misfires shall be handled under the direction of the person in charge of the blasting and all wires shall be carefully hared and a search made far unexploded charges. Section 18, Only the man. making wire connections in electrical firing shall fire the shot, All connections should be made from the bore hole back to the source of firing current. and the leading wires shall not be connected to the blasting machine or other source of current until the charge is to be fired. Section 19. The handling of explosives may be performed by other employees provided the work is done under the direct supervision of the person holding tl~e permit to use explosi-vex, and pr•ovi.~.3ing such empioyee~ are at least twenty-one (21) vear~ of age,