JPH0340397U - - Google Patents
Info
- Publication number
- JPH0340397U JPH0340397U JP9992889U JP9992889U JPH0340397U JP H0340397 U JPH0340397 U JP H0340397U JP 9992889 U JP9992889 U JP 9992889U JP 9992889 U JP9992889 U JP 9992889U JP H0340397 U JPH0340397 U JP H0340397U
- Authority
- JP
- Japan
- Prior art keywords
- water
- stop sheet
- tunnel
- tunnel construction
- raised
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 10
- 239000000463 material Substances 0.000 claims 2
- 210000004209 hair Anatomy 0.000 claims 1
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 239000002759 woven fabric Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
Description
第１図は本考案によるトンネル工事用止水シー
トが使用されるトンネル覆工部の断面図、第２図
は第１図における−線断面図、第３図は本考
案によるトンネル工事用止水シートの一実施例を
示す平面図、第４図は同実施例によるトンネル工
事用止水シートの繊維構成拡大図、第５図及び第
６図は他の実施例によるトンネル工事用止水シー
トの断面図である。
１……トンネル工事用止水シート、２……遮水
シート、３，１３，２３……通水層、４，１４，
２４……基布、５，１５ａ，１５ｂ，２５ａ，２
５ｂ……起毛層（ループ起毛）、８……地山、１
０……トンネル、１０ａ……側底、１１……導水
路、Ａ……トンネル横断方向。
Figure 1 is a cross-sectional view of a tunnel lining in which the water-stop sheet for tunnel construction according to the present invention is used, Figure 2 is a cross-sectional view taken along the - line in Figure 1, and Figure 3 is a water-stop for tunnel construction according to the present invention. FIG. 4 is an enlarged view of the fiber composition of a water-stop sheet for tunnel construction according to the same embodiment, and FIGS. 5 and 6 are diagrams showing water-stop sheets for tunnel construction according to other embodiments. FIG. 1... Water-stop sheet for tunnel construction, 2... Water-blocking sheet, 3, 13, 23... Water-permeable layer, 4, 14,
24...Base fabric, 5, 15a, 15b, 25a, 2
5b... napping layer (loop napping), 8... earth, 1
0... Tunnel, 10a... Side bottom, 11... Headrace, A... Tunnel crossing direction.
Claims (1)
地山側から浸出する湧水をトンネルの両側底に排
水させるトンネル工事用止水シートにおいて、 基布の少なくとも地山側面に、所定幅の帯状の
起毛層が、トンネル横断方向と同方向で、かつ、
所定間隔をとつて平行に複数植毛配設されてなり
、前記起毛層の間に導水路が形成される通水層を
、遮水シートの地山側の対接面に積層し形成され
ていることを特徴とするトンネル工事用止水シー
ト。 ２ 基布は、クロス織布より構成されることを特
徴とする請求項１記載のトンネル工事用止水シー
ト。 ３ 基布は、薄手の不織布より構成されることを
特徴とする請求項１記載のトンネル工事用止水シ
ート。 ４ 起毛層は、基布の両面の同一位置に植毛配設
されることを特徴とする請求項１，２又は３記載
のトンネル工事用止水シート。 ５ 起毛層は、基布の両面に交互に植毛配設され
ることを特徴とする請求項１，２又は３記載のト
ンネル工事用止水シート。 ６ 起毛層はループ起毛より形成されることを特
徴とする請求項１，４又は５記載のトンネル工事
用止水シート。 ７ 起毛層はカツト起毛より形成されることを特
徴とする請求項１，４又は５記載のトンネル工事
用止水シート。[Scope of Claim for Utility Model Registration] 1. In a water-stop sheet for tunnel construction that is spread over the inner wall of a tunnel and drains spring water seeping from the ground side of the tunnel to the bottoms of both sides of the tunnel, at least the ground side of the base fabric. , the band-shaped raised layer of a predetermined width is in the same direction as the tunnel crossing direction, and
A water permeable layer in which a plurality of flocked hairs are arranged in parallel at a predetermined interval and a water conduit is formed between the raised layers is laminated on the facing surface of the water-blocking sheet on the ground side. A water stop sheet for tunnel construction featuring the following. 2. The water stop sheet for tunnel construction according to claim 1, wherein the base fabric is composed of a cross-woven fabric. 3. The water stop sheet for tunnel construction according to claim 1, wherein the base fabric is made of a thin nonwoven fabric. 4. The water stop sheet for tunnel construction according to claim 1, 2 or 3, wherein the raised layer is flocked at the same position on both sides of the base fabric. 5. The water stop sheet for tunnel construction according to claim 1, 2 or 3, wherein the raised layers are alternately flocked on both sides of the base fabric. 6. The water stop sheet for tunnel construction according to claim 1, 4 or 5, wherein the raised layer is formed of loop raised material. 7. The water stop sheet for tunnel construction according to claim 1, 4 or 5, wherein the raised layer is formed of cut raised material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989099928U JP2502251Y2 (en) | 1989-08-29 | 1989-08-29 | Water stop sheet for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989099928U JP2502251Y2 (en) | 1989-08-29 | 1989-08-29 | Water stop sheet for tunnel construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0340397U true JPH0340397U (en) | 1991-04-18 |
| JP2502251Y2 JP2502251Y2 (en) | 1996-06-19 |
Family
ID=31648958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989099928U Expired - Lifetime JP2502251Y2 (en) | 1989-08-29 | 1989-08-29 | Water stop sheet for tunnel construction |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2502251Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016183516A (en) * | 2015-03-26 | 2016-10-20 | 大成建設株式会社 | Tunnel structure and tunnel construction method |
| JP2021059933A (en) * | 2019-10-09 | 2021-04-15 | 藤森工業株式会社 | Waterproof sheet for tunnel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57194843A (en) * | 1981-05-15 | 1982-11-30 | Dea Spa | Device for manufacturing process, such as working, assembly, etc., to which plurality of working arm is used and which is controlled by means of computer |
| JPS62144940A (en) * | 1985-12-19 | 1987-06-29 | 藤森工業株式会社 | Waterproof sheet |
| JPH01142197A (en) * | 1987-11-26 | 1989-06-05 | Kuraray Co Ltd | Cut off sheet |
-
1989
- 1989-08-29 JP JP1989099928U patent/JP2502251Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57194843A (en) * | 1981-05-15 | 1982-11-30 | Dea Spa | Device for manufacturing process, such as working, assembly, etc., to which plurality of working arm is used and which is controlled by means of computer |
| JPS62144940A (en) * | 1985-12-19 | 1987-06-29 | 藤森工業株式会社 | Waterproof sheet |
| JPH01142197A (en) * | 1987-11-26 | 1989-06-05 | Kuraray Co Ltd | Cut off sheet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016183516A (en) * | 2015-03-26 | 2016-10-20 | 大成建設株式会社 | Tunnel structure and tunnel construction method |
| JP2021059933A (en) * | 2019-10-09 | 2021-04-15 | 藤森工業株式会社 | Waterproof sheet for tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2502251Y2 (en) | 1996-06-19 |
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