Home / Standards / GB/T 45931-2025 GB/T 45931-2025 Active Construction waste recycled aggregate and inorganic mixture for highway 公路用建筑垃圾再生集料及无机混合料 Standard Type GBT ICS 93.080.20 CCS Q20 Status 现行 Issue Date 2025-06-30 Implementation 2026-01-01 Responsible Dept 国家标准委 Drafting Unit N/A