3211 Poured earth construction - Formwork (0) Formwork for poured earth construction 3212 Poured earth construction - Reinforcement (0) Reinforcement of all types for poured earth construction 3213 Poured earth construction - Dpc's and underlays (0) Underlays and damp-proof courses to poured earth construction 3214 Poured earth construction (1) Earth, with or without cementitious or other admixtures, and reinforcement, placed and consolidated into formwork, including all accessories 3215 Poured earth construction - Surface treatment (8) Surface treatment to poured earth construction, either to produce a key for subsequent finishes or a finished surface