Home / Standards / GB/T 35425-2017 GB/T 35425-2017 Active Classification and coding of bulk materials for road and bridge construction 公路及桥梁施工用大宗物资分类编码 Standard Type GBT ICS 35.040 CCS A24 Status 现行 Issue Date 2017-12-29 Implementation 2018-04-01 Responsible Dept 国家标准委 Drafting Unit N/A