ICS 65.020.01 CCS B 04 DB36 DB 36/T 2180.2 2025 2 Project of well-facilitated farmland construction Part 2: Code of practice for the preparation of project estimates 2025- 11-18 2026- 06-01 DB36/T 2180.2 2025 I ............................................................................................................................................................ II .......................................................................................................................................................... III 1 ................................................................................................................................................................ 1 2 ............................................................................................................................................ 1 3 .................................................................................................................................................... 1 4 .................................................................................................................................................... 1 5 ............................................................................................................................................ 2 5.1 ....................................................................................................................................................... 2 5.2 ............................................................................................................................... 3 5.3 ................................................................................................................... 3 5.4 ....................................................................................................................... 3 5.5 ............................................................................................................................... 4 5.6 ............................................................................................................................................... 4 6 ........................................................................................................................................................ 4 6.1 ....................................................................................................................................................... 4 6.2 ............................................................................................................................... 5 6.3 ................................................................................................................................................... 6 6.4 ............................................................................................................................................... 6 6.5 ........................................................................................................................................... 7 7 ............................................................................................................................ 7 7.1 ....................................................................................................................................... 7 7.2 ................................................................................................................. 12 7.3 ..................................................................................................................................... 14 7.4 ..................................................................................................................................... 14 8 .............................................................................................................................................. 18 8.1 .......................................