1, Mao stone wall built on the basis of the original soil were asked, if an individual basis in the backfill, Need to backfill all clear, stone with lime mortar to deepen the basis of gross irrigation. Because of the foundation is located on expansive soil, and should immediately after excavation foundation masonry or water under the column with 100 or 200 thick C10 concrete stone thick cushion. 2, Mao with M5.0 mortar masonry wall, unearthed stone with flat hair, flat hook 1:3 cement mortar joints, top of the wall with a concrete ring beam and column base C20, reinforced with Grade Ⅰ, the upper walls with M5.0 mortar masonry, double-sided water, puree pointing. 3, galvanized corrugated iron Piva size limitation, as far as possible procurement thick, fixed to the wooden stringers tile according to local practice on each tile Xu Yong fixed 9:00, nail brush rust holes, rust, and blocking leakage. 4, gutters and underground drains are 0.5% longitudinal. 5, brush wood tung oil 2 cooked, iron brush rust 2.
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