JPS6419697U

JPS6419697U -

Info

Publication number: JPS6419697U
Application number: JP11453887U
Authority: JP
Priority date: 1987-07-28
Filing date: 1987-07-28
Publication date: 1989-01-31

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の土木工事用排水積層
シートの施工状態の縦断面図、第２図は第１図の
要部拡大横断面図、第３図は従来の土木工事用排
水積層シートの施工状態の縦断面図である。１０；遮水シート、１０１，１０２；両面、２
０ａ；第１透水シート（透水シート）、２０ｂ；
第２透水シート（透水シート）、Ｈ１；１次吹き
付けコンクリート壁面（壁面）、Ｈ２；２次吹き
付けコンクリート壁面（壁面）。 Figure 1 is a vertical cross-sectional view of the constructed drainage laminated sheet for civil engineering works according to the present invention, Figure 2 is an enlarged cross-sectional view of the main part of Figure 1, and Figure 3 is a conventional laminated drainage sheet for civil engineering works. FIG. 3 is a longitudinal cross-sectional view of the sheet in its construction state. 10; Waterproof sheet, 101, 102; Both sides, 2
0a; first water-permeable sheet (water-permeable sheet), 20b;
2nd water-permeable sheet (water-permeable sheet), H1: primary shotcrete wall surface (wall surface), H2: secondary shotcrete wall surface (wall surface).

補正昭６２．９．２考案の名称を次のように補正する。考案の名称土木工事用排水積層シート実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment September 2, 1982 The name of the invention is amended as follows. Title of the invention Drainage laminated sheet for civil engineering work The scope of the claim for utility model registration and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】 (1) 壁面間に張設される不透水性の遮水シート
の両面に各々一方の壁面から流れ出た流水を排水
させる透水シートを積層させたことを特徴とする
土木工事用排水積層シート。 (2) 前記透水シートの片方は高排水性の繊維材
料よりなるシートであり、また他方の透水シート
は生コンクリートが含浸しない繊維密度を有する
繊維材料よりなるシートである実用新案登録請求
の範囲第１項記載の土木工事用排水積層シート。[Claims for Utility Model Registration] (1) A water-permeable sheet that drains water flowing from one wall surface is laminated on both sides of an impermeable water-shielding sheet stretched between walls. Drainage laminated sheet for civil engineering work. (2) One of the water-permeable sheets is made of a fiber material with high drainage properties, and the other water-permeable sheet is a sheet made of a fiber material with a fiber density that does not impregnate fresh concrete. Drainage laminated sheet for civil engineering work as described in item 1.

【図面の簡単な説明】第１図は本考案の実施例の土木工事用排水積層
シートの施工状態の縦断面図、第２図は第１図の
―断面図、第３図は従来の土木工事用排水積
層シートの施工状態の縦断面図である。１０；遮水シート、１０１，１０２；両面、２
０ａ；第１透水シート（透水シート）、２０ｂ；
第２透水シート（透水シート）、Ｈ１；１次吹き
付けコンクリート壁面（壁面）、Ｈ２；２次巻き
立てコンクリート壁面（壁面）。[Brief explanation of the drawings] Fig. 1 is a vertical cross-sectional view of the construction state of the drainage laminated sheet for civil engineering work according to the embodiment of the present invention, Fig. 2 is a cross-sectional view of Fig. 1, and Fig. 3 is a conventional civil engineering work drainage laminated sheet. FIG. 3 is a longitudinal cross-sectional view of the construction drainage laminated sheet in the construction state. 10; Waterproof sheet, 101, 102; Both sides, 2
0a; first water-permeable sheet (water-permeable sheet), 20b;
2nd water-permeable sheet (water-permeable sheet), H1: primary shotcrete wall surface (wall surface), H2: secondary rolled concrete wall surface (wall surface).

Claims

[Claims for Utility Model Registration] (1) A water-permeable sheet that drains water flowing from one wall surface is laminated on both sides of an impermeable water-shielding sheet stretched between walls. Drainage laminated sheet for civil engineering work. (2) One of the water-permeable sheets is made of a fiber material with high drainage properties, and the other water-permeable sheet is a sheet made of a fiber material with a fiber density that does not impregnate fresh concrete. Drainage laminated sheet for civil engineering work as described in item 1.