(4)Openers and pickers.-(a) In all openers or pickers machinery, beaters and other dangerous parts shall be securely fenced by suitable guards so as to prevent contract with them. Such guards and doers or covers of openings giving access to any dangerous part of the machinery shall be provided with interlocking arrangement:Provided that in the case of doors of opening giving access to any dangerous part, other than beater covers, instead of the interlocking arrangement, such openings may be so fenced by guards which prevent access to any such dangerous part and which is either kept positively locked in position or fixed in such a manner that it cannot be a moved without the use of hand tools.(b)The feed rools on all openers and pickers machinery shall be covered with a guard designed to prevent the operator from reaching the nip while the machinery is in operation.(c)The lap forming rollers shall be fitted with a guard or cover which shall prevent access to the nip at the intake of the lap roller and fluted roller as long as the weighted rack is down. The guard or cover shall be so locked that it cannot be raised, until the machine is stopped, and the machine cannot be started until the cover or guard is closed:Provided that the foregoing provision shall not apply to the machines equipped with automatic lap forming devices:Provided further that any such machine equipped with an automatic lap forming advice shall not be used unless the automatic lap forming device efficient working order.
