SUSPENSION GEAR
All parts of suspension gear in regular use shall unless otherwise permitted by the chief inspector be renewed after a period of service of not more than ten years and at shorter interval if necessary.All cage chains in general use and all other parts of suspension gear between the rope and the cage or other means of conveyance including the detaching hok shall be taken part,cleaned and carefully examined as to wear and tear and for rust and cracks once at least in every six months,or if necessary at shorter intervals. Every detaching bell or plate used in connection with a safety hook shall be examined and the opening therein checked by calipers or gauges once at least in every 30days.The Oper...