Home / Standards / GB/T 8420-2011 GB/T 8420-2011 Active Earth-moving machinery - Physical dimensions of operators and minimum operator space envelope 土方机械 司机的身材尺寸与司机的最小活动空间 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2011-09-29 Implementation 2012-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A