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        首页 >> 行業資訊 >>行業資訊 >> 復合土工膜的施工事項
        详细内容

        復合土工膜的施工事項

        (1)使用須采用埋入式:覆蓋厚度不宜小于30cm。
        (2)整修防滲系統應有:墊層、防滲層、過渡層、保護層組成。
        (3)土體要堅實,避免不均勻沉陷,裂紋,防滲范圍內的草皮、樹根要清除。與膜接觸面鋪設粒徑小的沙土或粘土作防護層。
        (4)鋪設時土工膜不要拉得太緊,兩端埋入土體部分成波紋狀較好,特別是與剛性材料錨固時,應留有一定的伸縮量。

        (5)施工時,應避免石塊,重物直接砸在土工膜上、.好邊施工、邊鋪設膜、邊覆蓋保護層。

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