This standard specifies the types and basic parameters of the boom-type bucket wheel stacker reclaimer,the boom-type bucket wheel reclaimer and the boom-type stacker. This standard is applicable to the boom-type wheel stacker reclaimer,the boom-type bucket wheel reclaimer,the boom-type stacker and the boom-type blending stacker(referred to as “wheel stacker reclaimer” hereafter)traveling on the longitudinal yard. The standard is also applicable to the equipment for the circular yard partly composed of the boom-type stacker or of both boom-type stacker and boom-type bucket wheel reclaimer.