JPH1018294A - Stable structure of slope - Google Patents
Stable structure of slopeInfo
- Publication number
- JPH1018294A JPH1018294A JP19391996A JP19391996A JPH1018294A JP H1018294 A JPH1018294 A JP H1018294A JP 19391996 A JP19391996 A JP 19391996A JP 19391996 A JP19391996 A JP 19391996A JP H1018294 A JPH1018294 A JP H1018294A
- Authority
- JP
- Japan
- Prior art keywords
- water
- slope
- pipe
- ground
- collecting
- 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.)
- Pending
Links
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、堤防、崖等の傾斜
したのり面の安定構造に関し、特に、雨水等の排出に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stable structure for slopes such as embankments and cliffs, and more particularly to drainage of rainwater and the like.
【0002】[0002]
【従来の技術】堤防、崖等の傾斜したのり面の土砂崩れ
を防止するため、コンクリートの枠体を設置して安定さ
せる構造として、コンクリート製品等による組立のり枠
工法、及び現場打のり枠工法等が知られている。図10
は、かかる従来ののり面の安定構造の1例を示す部分的
斜視図であり、傾斜したのり面にはコンクリートの枠体
2、即ち、縦枠体2aと横枠体2bとが幾重にも交差し
た格子状に設置されており、この枠体2は適宜箇所に図
示略のアンカーが地中に埋め込まれて固定される。枠体
2(2a、2b)で区画された裸地部5内には種散布、
厚層基材吹付、土嚢積み、石詰め等が行われる。又、横
枠体2bには、山側とその下の谷側の裸地部5を連通す
る排水孔20が貫通形成してあり、降水時や地下水の湧
出時に、上の裸地部5の地中を流れ落ちる水は、排水孔
20から下方の裸地部5を順次経ながら、排出されるよ
うになっている。2. Description of the Related Art In order to prevent landslides on slopes such as embankments, cliffs, etc., as a structure for installing and stabilizing a concrete frame, a method of assembling a frame using a concrete product, a method of assembling a site, etc. It has been known. FIG.
Is a partial perspective view showing an example of such a conventional slope stable structure, in which a concrete frame 2, that is, a vertical frame 2a and a horizontal frame 2b are stacked on an inclined slope. The frame 2 is installed in an intersecting lattice shape, and an anchor (not shown) is embedded in the ground at an appropriate place and fixed. Seed dispersal is performed in the bare land portion 5 partitioned by the frame 2 (2a, 2b).
Thick base material spraying, sandbag stacking, stone stuffing, etc. are performed. In the horizontal frame 2b, a drain hole 20 communicating between the mountain side and the bare ground part 5 below the valley side is formed to penetrate therethrough. The water flowing down is discharged from the drain hole 20 while passing through the bare land portion 5 below.
【0003】[0003]
【発明が解決しようとする課題】前記従来ののり面の安
定構造にあっては、谷側の裸地部5を流れる水量は、そ
の上の山側の裸地部5から順次流れ落ちた水量が加算さ
れて増加するため、排水孔20より迅速に排出すること
が困難である。そのため、裸地部5の地中深く多量の水
が浸み込んで土を洗掘し、のり面の陥没及び枠体2(2
a、2b)の崩壊や、又、水が浸透しない岩部に枠体を
設置する場合には埋土の流出といった不具合がある。そ
こで、本発明は、かかる不具合を解消するのり面の安定
構造を提供するものである。In the above-mentioned conventional stable structure of a slope, the amount of water flowing through the bare part 5 on the valley side is added to the amount of water that sequentially flows down from the bare part 5 on the mountain side above it. Therefore, it is difficult to discharge the water from the drain hole 20 more quickly. Therefore, a large amount of water penetrates deeply into the bare land 5 to scour the soil, and the slope of the slope is depressed and the frame 2 (2
a, 2b), and when the frame is installed on a rock part where water does not penetrate, there are problems such as the outflow of buried soil. Therefore, the present invention is to provide a stable structure of the slope to solve such a problem.
【0004】[0004]
【課題を解決するための手段】本発明ののり面の安定構
造は、のり面の山側から谷側へ向かって集合排水管を施
設し、且つ、のり面の地中に、のり面の横方向に集水管
を敷設し、その集水管を前記集合排水管に結合してなる
ものであり、集水管で集めた水は集合排水管を介して排
水するため、円滑に排水ができると共に簡便に施工でき
る。SUMMARY OF THE INVENTION According to the present invention, there is provided a stable structure for a slope, in which a drainage pipe is provided from a mountain side to a valley side of the slope, and the slope is disposed in the ground in a lateral direction of the slope. The drainage pipe is laid in the drainage pipe, and the drainage pipe is connected to the drainage pipe. Water collected by the drainage pipe is drained through the drainage pipe so that drainage can be performed smoothly and construction can be performed easily. it can.
【0005】[0005]
【発明の実施の形態】本発明の実施の形態を図面を参照
して説明すると、図1はのり面の安定構造の部分的斜視
図、図2は図1のA〜A矢視断面図である。傾斜したの
り面にはコンクリートの枠体2、即ち、縦枠体2aと横
枠体2bとが幾重にも交差した格子状に設置されてお
り、この枠体2は、縦枠体2aと横枠体2bとの交点に
は主アンカー3aが、又、縦枠体2aと横枠体2bには
適宜間隔で補助アンカー3bが、それぞれ地中に埋め込
まれて固定されている。縦枠体2aと横枠体2bとで区
画された裸地部5内には、当該枠体2の表面高さまで土
や土嚢が盛られたり、更には、景観調和等のために草木
類が植えられたりする。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a partial perspective view of a stable structure of a slope, and FIG. 2 is a cross-sectional view of FIG. is there. A concrete frame 2, that is, a vertical frame 2a and a horizontal frame 2b are installed on the inclined slope in a lattice pattern in which the vertical frame 2a and the horizontal frame 2b intersect with each other in multiple layers. A main anchor 3a is fixed at an intersection with the frame 2b, and auxiliary anchors 3b are fixed to the vertical frame 2a and the horizontal frame 2b by being embedded in the ground at appropriate intervals. In the bare ground portion 5 divided by the vertical frame 2a and the horizontal frame 2b, soil and sandbags are piled up to the surface height of the frame 2, and plants and the like are further planted to harmonize the landscape. Or planted.
【0006】前記縦枠体2aに沿って縦列の裸地部5毎
に、集合排水路10として、塩化ビニル等の樹脂製パイ
プや土管等の集合排水管10aが、のり面の山側から谷
側に向けて、各横枠体2bを貫通しながら裸地部5の地
中に敷設されている。この集合排水管10aは、管内に
土が混入して閉塞気味になった場合に棒等を挿入した
り、水で洗い流す操作を可能とするため、その先端(の
り面の山側)が地上付近でキャップ12で覆ってある開
口部13を形成する対策が施されている。A collecting drainage pipe 10a such as a resin pipe made of vinyl chloride or the like or an earth pipe is provided as a collecting drainage passage 10 for each of the parallel bare ground portions 5 along the vertical frame 2a. Is laid under the bare ground portion 5 while penetrating through each horizontal frame 2b. In order to enable the operation of inserting a stick or the like or flushing with water in the case where the mixed drainage pipe 10a becomes slightly obstructed due to contamination of the pipe, its tip (mountain side of the slope) is near the ground. A measure is taken to form the opening 13 covered by the cap 12.
【0007】又、集合排水管10aには、各裸地部5に
流れ落ちる水を導入するための流入口11が形成されて
いる。当該流入口11は、水の排出をより完全にするた
め、裸地部5の満水レベルhの位置よりも下位であっ
て、裸地部5を区画する横枠体2bの直上側近辺に位置
される。尚、横枠体2bの上側の地肌には、浸水を防止
するため、裸地部5の満水レベルhの位置まで地肌にモ
ルタルを吹き付けたり、発錆のない樹脂製板を敷くこと
等による止水部4を形成することが望ましい。[0007] The collective drainage pipe 10a is formed with an inflow port 11 for introducing water flowing down to each bare land portion 5. In order to make the discharge of water more complete, the inflow port 11 is located lower than the full water level h of the bare ground portion 5 and located immediately above the horizontal frame 2b that partitions the bare ground portion 5. Is done. In order to prevent inundation, the surface above the horizontal frame 2b is stopped by, for example, spraying mortar to the surface to the position of the full water level h of the bare ground portion 5 or laying a resin plate having no rust. It is desirable to form the water part 4.
【0008】前記のり面の構造に おいて、降水時や地
下水の湧出時等に、各裸地部5毎の地中に浸透して流れ
落ちる水は、それぞれ流入口11から流れ抵抗の小さい
集合排水管10aに流入して谷側へ向かって迅速に排出
され、谷側の下部に設置の排水溝17に流出する。従っ
て、図10で示した従来の横枠体2bに設けた排出孔2
0で排水する場合には、谷側の裸地部5の水量は山側か
らの水量が加算されて増加する上、裸地部5の地中を流
れるのに抵抗が大きいため、裸地部5の地中に多量の水
が浸み込んでしまう。In the above-mentioned structure of the slope, the water which permeates and flows down into the ground of each bare land portion 5 at the time of rainfall, when springing out of groundwater, etc., flows from the inlet 11 to collective drainage having a small flow resistance. The water flows into the pipe 10a, is quickly discharged toward the valley side, and flows out into the drainage groove 17 installed at the lower part of the valley side. Therefore, the discharge hole 2 provided in the conventional horizontal frame 2b shown in FIG.
When the water is drained at 0, the water amount of the bare land 5 on the valley side increases due to the addition of the water amount from the mountain side, and the resistance to flowing through the underground of the bare land 5 is large. A lot of water seeps into the ground.
【0009】しかしながら、本実施の形態の場合では、
各裸地部5毎に流れ落ちた水を集合排水管10aに導い
て排出しているので、谷側の裸地部5の水量が増加する
ことはなくなり、地中への浸水量を低減できて洗掘に伴
う陥没等の事故を回避できるし、又、枠体2を岩部に設
置した場合には、埋土の流出を回避できる。更には、横
枠体2bの上側の地肌に止水部4を形成することによっ
て、水を溜めることができ、地中への浸水をより効果的
に阻止できる。However, in the case of this embodiment,
Since the water that has flowed down for each bare land portion 5 is guided to the drainage collection pipe 10a and discharged, the amount of water in the bare land portion 5 on the valley side does not increase, and the amount of infiltration into the ground can be reduced. Accidents such as sinking due to scouring can be avoided, and when the frame 2 is installed on a rock, outflow of buried soil can be avoided. Furthermore, by forming the water stopping portion 4 on the ground on the upper side of the horizontal frame 2b, water can be stored, and flooding into the ground can be more effectively prevented.
【0010】次に、前記集合排水管10aへの水の流入
を迅速にするため、集水管15aを配設した例について
説明する。図3はのり面の安定構造の部分的正面図であ
り、図1及び図2と対応する部材には同じ符号を附す。
図3(a)に示すように、1区画の裸地部毎5にその横
幅長さに亘って集水材15が千鳥配列で地中に埋設して
配設され、集合排水管10aの流入口11に接続されて
いる。この集水材15は水を集めるためのものであっ
て、その1例としての集水管15aが図4の拡大斜視図
(a)に示されている。即ち、集水管15aは塩化ビニ
ル樹脂製等の円形パイプを使用し、その上半面には、土
粒等の流入を阻止しつつ裸地部5の水を入れるための、
多数の小さな流入孔16が設けてある。又、集水材15
は図4の拡大斜視図(b)に示すように、多量の水を浸
透可能な多孔性の樹脂やセラミック等の集水マット15
bを用いることもできる。Next, a description will be given of an example in which a water collecting pipe 15a is provided to speed up the flow of water into the collecting drain pipe 10a. FIG. 3 is a partial front view of the stable structure of the slope, and members corresponding to those in FIGS. 1 and 2 are denoted by the same reference numerals.
As shown in FIG. 3 (a), the water collecting materials 15 are buried in the ground in a staggered arrangement over the width of each of the bare land portions 5 in one section, and are disposed in the drainage pipe 10a. It is connected to the entrance 11. The water collecting material 15 is for collecting water, and a water collecting pipe 15a as an example thereof is shown in an enlarged perspective view (a) of FIG. In other words, the water collecting pipe 15a uses a circular pipe made of a vinyl chloride resin or the like, and has an upper half surface for injecting water of the bare ground portion 5 while preventing inflow of soil particles and the like.
A number of small inflow holes 16 are provided. Water collecting material 15
As shown in an enlarged perspective view (b) of FIG. 4, a water collecting mat 15 made of a porous resin or ceramic capable of penetrating large amounts of water.
b can also be used.
【0011】尚、前記集合排水管10aに替えて、集水
マット15bを使用して構成してもよい。又、集水材1
5を水平に配設してもよいが、本例では、流れをより良
くするため集合排水管10aに向かって下方に傾斜する
ように配設しており、その最頂部は前記図2で示した満
水レベルhの位置よりも下位とされる。集水材15とし
て集水管15aを用いる場合には、この集水管15aの
端部に、図2に示す集合排水管10aの端部に設けたと
同様に開口部13をキャップ12で覆う閉塞対策が施し
てある。Incidentally, a water collecting mat 15b may be used instead of the collecting drain pipe 10a. Water collecting material 1
5 may be arranged horizontally, but in this example, it is arranged so as to be inclined downward toward the collecting drain pipe 10a in order to improve the flow, and the top is shown in FIG. Is lower than the position of the full water level h. In the case where the water collecting pipe 15a is used as the water collecting material 15, a measure for blocking the opening 13 with the cap 12 is provided at the end of the water collecting pipe 15a in the same manner as provided at the end of the collecting drain pipe 10a shown in FIG. It has been given.
【0012】前記構造において、各裸地部5の地中を流
れ落ちた水は、集水材15を介して集合排水管10aに
流入する。従って、前記の集合排水管10aのみの場合
には、該集合排水管10aと離れた裸地部5の端部側に
流れ落ちた水は、抵抗の大きい地中を浸透し、その過程
で一部が地中深く浸み込んだ後に、集合排水管10aに
流入するのと異なり、本例のように、集水材15を経て
迅速に集合排水管10aに流入することができるので、
地中への浸水量を一層低減できる。尚、集水材15は、
図3(b)に示すように、2区画以上の裸地部5に亘っ
て配設することもでき、この場合には集合排水管10a
の敷設数を減少できる。In the above structure, the water that has flowed down the underground of each bare land portion 5 flows into the collecting drain pipe 10a through the water collecting material 15. Therefore, in the case of only the collecting drainage pipe 10a, the water that has flowed down to the end of the bare ground portion 5 distant from the collecting drainage pipe 10a penetrates into the ground having a large resistance, and partly in the process. Unlike the case in which the water penetrates deeply into the ground and then flows into the collecting drain pipe 10a, as in this example, it can quickly flow into the collecting drain pipe 10a through the water collecting material 15,
The amount of inundation into the ground can be further reduced. In addition, the water collecting material 15
As shown in FIG. 3 (b), it can be arranged over two or more sections of the bare land 5, and in this case, the collecting drain pipe 10a
Can be reduced.
【0013】次に、前記集合排水管10aに代えて、集
合排水路10として、枠体2に集合排水通路10bを設
けた例について説明する。図5は他の例を示すのり面の
安定構造の部分的正面図、図6は図5のB〜B矢視断面
図であり、図3と対応する部材には同じ符号を附す。Next, an example in which a collective drainage passage 10b is provided in the frame 2 as the collective drainage passage 10 instead of the collective drainage pipe 10a will be described. FIG. 5 is a partial front view of a stable structure of a slope showing another example, and FIG. 6 is a sectional view taken along the line BB in FIG. 5, and members corresponding to those in FIG.
【0014】縦枠体2aには、のり面の山側から谷側へ
向かって延びる集合排水通路10bが貫通形成され、且
つ、相隣り合う縦列の裸地部3の水を集合排水通路10
bに導く流入口11が両側に設けられている。尚、図5
の下段側に示すように、集水管や集水マット等の集水材
15を1又は2区画以上の裸地部5に亘って配設して、
集合排水通路10bの流入口11に接続してもよい。A drainage passage 10b extending from the mountain side to the valley side of the slope is formed through the vertical frame 2a.
An inlet 11 leading to b is provided on both sides. FIG.
As shown on the lower side, a water collecting material 15 such as a water collecting pipe or a water collecting mat is disposed over one or two or more sections of the bare ground 5,
It may be connected to the inflow port 11 of the collective drainage passage 10b.
【0015】前記構造において、各裸地部5毎にその地
中を流れ落ちる水は、それぞれ直接流入口11から集合
排水通路10bに、或は、集水材15から集合排水通路
10bに流入して迅速に排出され、前記同様の効果を得
ることができる。In the above structure, water flowing down the ground at each bare land portion 5 flows directly from the inlet 11 to the collecting drain passage 10b or from the water collecting material 15 to the collecting drain passage 10b. It is quickly discharged and the same effect as described above can be obtained.
【0016】次に、図7を参照して他ののり面の安定構
造について説明する。図7は、前記図1と同様に、傾斜
したのり面にはコンクリートの枠体2、即ち、縦枠体2
aと横枠体2bとが幾重にも交差した格子状に設置され
ており、この枠体2は、縦枠体2aと横枠体2bとの交
点には主アンカー(図略)が、又、縦枠体2aと横枠体
2bには適宜間隔で補助アンカー(図略)がそれぞれ地
中に埋め込まれて固定されている。又、縦枠体2aと横
枠体2bとで区画された裸地部5内には、当該枠体2の
表面高さまで土や土嚢が盛られたり、さらには、景観調
和等のために草木類が植えられたりする。Next, another stable structure for the slope will be described with reference to FIG. FIG. 7 shows a concrete frame 2, that is, a vertical frame 2 on an inclined surface, as in FIG.
a and the horizontal frame 2b are installed in a lattice shape in which the horizontal frame 2b intersects in multiple layers. The frame 2 has a main anchor (not shown) at the intersection of the vertical frame 2a and the horizontal frame 2b, and Auxiliary anchors (not shown) are embedded in the ground and fixed to the vertical frame 2a and the horizontal frame 2b at appropriate intervals. Further, in the bare ground portion 5 divided by the vertical frame 2a and the horizontal frame 2b, soil or sandbags are piled up to the surface height of the frame 2, and plants and plants are planted in order to harmonize the landscape. Kinds are planted.
【0017】前記裸地部5のほぼ中央には、図4に示す
集水材15が、のり面の山側から谷側に向けて、各横枠
体2bを貫通しながら裸地部5の地中に敷設されてい
る。この実施の形態は、極めて簡単な構造であると共
に、各裸地部5内の地中を流れ落ちる水は、集水材15
に形成の多数の小さな流入孔16から入り込んで、順次
集合しながら流下し、裸地部5内の地中への浸水量を低
減し、洗掘に伴う陥没等の事故を回避できる。At substantially the center of the bare part 5, a water collecting material 15 shown in FIG. 4 extends from the mountain side to the valley side of the slope while passing through each horizontal frame 2b. It is laid inside. This embodiment has a very simple structure, and water flowing down the ground in each bare land portion 5 is formed by a water collecting material 15.
In this case, the water flows into a large number of small inflow holes 16 and flows down while gathering sequentially, thereby reducing the amount of water infiltration into the bare ground 5 and avoiding accidents such as sinking caused by scouring.
【0018】次に、のり面の安定構造を示す部分的斜視
図である図8、図8のB〜B断面を示す図9は、のり面
に枠体2を形成しない場合の安定構造である。図9に示
すように、集合排水管10aは塩化ビニル等の樹脂製パ
イプや土管等で、のり面の山側から谷側に向けて、雨水
量を考慮して適宜の間隔で裸地部5の地中に主アンカー
3aを介して敷設してある。Next, FIG. 8 which is a partial perspective view showing a stable structure of the slope, and FIG. 9 which shows a cross section B-B of FIG. 8 show a stable structure when the frame 2 is not formed on the slope. . As shown in FIG. 9, the collecting drain pipe 10 a is a resin pipe such as vinyl chloride or an earth pipe, and is formed from the mountain side to the valley side of the slope at appropriate intervals in consideration of the amount of rainwater from the mountain side to the valley side. It is laid underground via a main anchor 3a.
【0019】尚、この集合排水管10aは、後述の集水
管15aより口径が大きいものを選択して円滑な流出を
なすようにすると共に、管内に土が混入して閉塞気味に
なった場合に棒等を挿入したり、水で洗い流す操作を可
能とするため、その先端(のり面の山側)が地上付近で
キャップ12で覆ってある開口部13を形成する対策が
施してある。The collecting drain pipe 10a is selected to have a larger diameter than a collecting pipe 15a to be described later so as to make a smooth outflow. In order to enable the operation of inserting a rod or the like or washing away with water, measures are taken to form an opening 13 whose tip (mountain side of the slope) is covered with a cap 12 near the ground.
【0020】又、集水管15a(図4参照)が、雨水量
を考慮して、のり面の横方向に適宜の間隔で配設してあ
り、それらの先端は集合排水管10aに結合してある。
尚、これらの集水管15aは、集水マット15bを使用
してもよいし、傾斜状に施設することが望ましいが、簡
便に施工を行うためにほぼ水平に施設する。又、本実施
の形態は、のり面を枠体2で区切っていないため、裸地
部5の土ができるだけ流れないように表面にラス網40
が被せてある。Further, water collecting pipes 15a (see FIG. 4) are disposed at appropriate intervals in the lateral direction of the slope in consideration of the amount of rainwater, and their ends are connected to the collecting drain pipe 10a. is there.
These water collecting pipes 15a may use water collecting mats 15b or are preferably installed in an inclined manner, but are installed almost horizontally for easy construction. In the present embodiment, since the slope is not divided by the frame 2, the lath net 40 is formed on the surface so that the soil of the bare land 5 does not flow as much as possible.
Is covered.
【0021】以上のように、集水管15aと集合排水管
10aをのり面に施設することによって、のり面にしみ
込んだ水は、集水管15aを介して集合排水管10aに
集められるために、排水を円滑に行うことができる。そ
のため、裸地部5の土砂が流出することを阻止すること
ができる。As described above, by installing the water collecting pipe 15a and the collective drainage pipe 10a on the slope, the water permeating the slope is collected by the collective drainage pipe 10a via the water collecting pipe 15a. Can be performed smoothly. Therefore, it is possible to prevent the earth and sand from flowing out of the bare land portion 5.
【0022】[0022]
【発明の効果】本発明ののり面の安定構造によれば、施
工が簡便であり、裸地部に流れ落ちた水は集水管に集め
られた後に、集合排水路に流れて円滑に排出できるた
め、地中への浸水量を低減できて洗掘に伴う陥没等の事
故を回避できる。According to the stable structure of the slope according to the present invention, the construction is simple, and the water that has flowed down to the bare land can be smoothly collected and drained after being collected in the collecting pipe. In addition, the amount of inundation into the ground can be reduced, and accidents such as sinking due to scouring can be avoided.
【図1】のり面の安定構造を示す部分的斜視図である。FIG. 1 is a partial perspective view showing a stable structure of a slope.
【図2】図1のA〜A矢視断面図である。FIG. 2 is a sectional view taken along arrows A to A in FIG.
【図3】他の例を示すのり面の安定構造の部分的正面図
である。FIG. 3 is a partial front view of a stable structure of a slope showing another example.
【図4】集水材の拡大斜視図である。FIG. 4 is an enlarged perspective view of a water collecting material.
【図5】他の例を示すのり面の安定構造の部分的正面図
である。FIG. 5 is a partial front view of a stable structure of a slope showing another example.
【図6】図5のB〜B矢視断面図である。FIG. 6 is a sectional view taken along arrows BB in FIG. 5;
【図7】他ののり面の安定構造を示す図である。FIG. 7 is a view showing another stable structure of a slope;
【図8】他の例ののり面の安定構造を示す部分的斜視図
である。FIG. 8 is a partial perspective view showing another example of a stable structure of a slope.
【図9】図8のB〜B断面図である。FIG. 9 is a sectional view taken along the line BB of FIG. 8;
【図10】従来ののり面の安定構造を示す部分的斜視図
である。FIG. 10 is a partial perspective view showing a conventional slope stable structure.
2 枠体 2a 縦枠体 2b 横枠体 4 止水部 5 裸地部 10 集合排水路 10a 集合排水管 10b 集合排水通路 11 流入口 15 集水材 15a 集水管 15b 集水マット 16 流入孔 Reference Signs List 2 Frame 2a Vertical frame 2b Horizontal frame 4 Water stop 5 Bare ground 10 Collective drainage channel 10a Collective drainage pipe 10b Collective drainage passage 11 Inflow port 15 Water collecting material 15a Water collecting pipe 15b Water collecting mat 16 Inflow hole
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【手続補正書】[Procedure amendment]
【提出日】平成8年7月11日[Submission date] July 11, 1996
【手続補正1】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】全文[Correction target item name] Full text
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【書類名】 明細書[Document Name] Statement
【発明の名称】 のり面の安定構造[Title of the Invention] Stable surface stable structure
【特許請求の範囲】[Claims]
【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【0001】[0001]
【発明の属する技術分野】本発明は、堤防、崖等の傾斜
したのり面の安定構造に関し、特に、雨水等の排水に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stable structure for slopes such as embankments and cliffs, and more particularly to drainage such as rainwater.
【0002】[0002]
【従来の技術】堤防、崖等の傾斜したのり面の土砂崩れ
を防止するため、コンクリートの枠体を設置して安定さ
せる構造として、コンクリート製品等による組立のり枠
工法、及び現場打のり枠工法等が知られている。図10
は、かかる従来ののり面の安定構造の1例を示す部分的
斜視図であり、傾斜したのり面にはコンクリートの枠体
2、即ち、縦枠体2aと横枠体2bとが幾重にも交差し
た格子状に設置されており、この枠体2は適宜箇所に図
示略のアンカーが地中に埋め込まれて固定される。枠体
2(2a、2b)で区画された裸地部5内には種散布、
厚層基材吹付、土嚢積み、石詰め等が行われる。又、横
枠体2bには、山側とその下の谷側の裸地部5を連通す
る排水孔20が貫通形成してあり、降水時や地下水の湧
出時に、上の裸地部5の地中を流れ落ちる水は、排水孔
20から下方の裸地部5を順次経ながら、排水されるよ
うになっている。2. Description of the Related Art In order to prevent landslides on slopes such as embankments, cliffs, etc., as a structure for installing and stabilizing a concrete frame, a method of assembling a frame using a concrete product, a method of assembling a site, etc. It has been known. FIG.
Is a partial perspective view showing an example of such a conventional slope stable structure, in which a concrete frame 2, that is, a vertical frame 2a and a horizontal frame 2b are stacked on an inclined slope. The frame 2 is installed in an intersecting lattice shape, and an anchor (not shown) is embedded in the ground at an appropriate place and fixed. Seed dispersal is performed in the bare land portion 5 partitioned by the frame 2 (2a, 2b).
Thick base material spraying, sandbag stacking, stone stuffing, etc. are performed. In the horizontal frame 2b, a drain hole 20 communicating between the mountain side and the bare ground part 5 below the valley side is formed to penetrate therethrough. It flows down in water, while sequentially through the bare portion 5 of the downwardly from the drain hole 20, and is drained.
【0003】[0003]
【発明が解決しようとする課題】前記従来ののり面の安
定構造にあっては、谷側の裸地部5を流れる水量は、そ
の上の山側の裸地部5から順次流れ落ちた水量が加算さ
れて増加するため、排水孔20より迅速に排水すること
が困難である。そのため、裸地部5の地中深く多量の水
が浸み込んで土を洗掘し、のり面の陥没及び枠体2(2
a、2b)の崩壊や、又、水が浸透しない岩部に枠体を
設置する場合には埋土の流出といった不具合がある。そ
こで、本発明は、かかる不具合を解消するのり面の安定
構造を提供するものである。In the above-mentioned conventional stable structure of a slope, the amount of water flowing through the bare part 5 on the valley side is added to the amount of water that sequentially flows down from the bare part 5 on the mountain side above it. Therefore, it is difficult to drain the water more quickly than the drain hole 20. Therefore, a large amount of water penetrates deeply into the bare land 5 to scour the soil, and the slope of the slope is depressed and the frame 2 (2
a, 2b), and when the frame is installed on a rock part where water does not penetrate, there are problems such as the outflow of buried soil. Therefore, the present invention is to provide a stable structure of the slope to solve such a problem.
【0004】[0004]
【課題を解決するための手段】本発明ののり面の安定構
造は、のり面の山側から谷側へ向かって集合排水管を施
設し、且つ、のり面の地中に、のり面の横方向に集水管
を敷設し、その集水管を前記集合排水管に結合してなる
ものであり、集水管で集めた水は集合排水管を介して排
水するため、円滑に排水ができると共に簡便に施工でき
る。SUMMARY OF THE INVENTION According to the present invention, there is provided a stable structure for a slope, in which a drainage pipe is provided from a mountain side to a valley side of the slope, and the slope is disposed in the ground in a lateral direction of the slope. The drainage pipe is laid in the drainage pipe, and the drainage pipe is connected to the drainage pipe. Water collected by the drainage pipe is drained through the drainage pipe so that drainage can be performed smoothly and construction can be performed easily. it can.
【0005】[0005]
【発明の実施の形態】本発明の実施の形態を図面を参照
して説明すると、図1はのり面の安定構造の部分的斜視
図、図2は図1のA〜A矢視断面図である。傾斜したの
り面にはコンクリートの枠体2、即ち、縦枠体2aと横
枠体2bとが幾重にも交差した格子状に設置されてお
り、この枠体2は、縦枠体2aと横枠体2bとの交点に
は主アンカー3aが、又、縦枠体2aと横枠体2bには
適宜間隔で補助アンカー3bが、それぞれ地中に埋め込
まれて固定されている。縦枠体2aと横枠体2bとで区
画された裸地部5内には、当該枠体2の表面高さまで土
や土嚢が盛られたり、更には、景観調和等のために草木
類が植えられたりする。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a partial perspective view of a stable structure of a slope, and FIG. 2 is a cross-sectional view of FIG. is there. A concrete frame 2, that is, a vertical frame 2a and a horizontal frame 2b are installed on the inclined slope in a lattice pattern in which the vertical frame 2a and the horizontal frame 2b intersect with each other in multiple layers. A main anchor 3a is fixed at an intersection with the frame 2b, and auxiliary anchors 3b are fixed to the vertical frame 2a and the horizontal frame 2b by being embedded in the ground at appropriate intervals. In the bare ground portion 5 divided by the vertical frame 2a and the horizontal frame 2b, soil and sandbags are piled up to the surface height of the frame 2, and plants and the like are further planted to harmonize the landscape. Or planted.
【0006】前記縦枠体2aに沿って縦列の裸地部5毎
に、集合排水路10として、塩化ビニル等の樹脂製パイ
プや土管等の集合排水管10aが、のり面の山側から谷
側に向けて、各横枠体2bを貫通しながら裸地部5の地
中に布設されている。この集合排水管10aは、管内に
土が混入して閉塞気味になった場合に棒等を挿入した
り、水で洗い流す操作を可能とするため、その先端(の
り面の山側)が地上付近でキャップ12で覆ってある開
口部13を形成する対策が施されている。A collecting drainage pipe 10a such as a resin pipe made of vinyl chloride or the like or an earthen pipe is provided as a collecting drainage passage 10 for each of the parallel bare ground portions 5 along the vertical frame 2a. Is laid under the bare ground portion 5 while penetrating through each horizontal frame 2b. In order to enable the operation of inserting a stick or the like or flushing with water when soil is mixed into the collecting drainage pipe 10a and the pipe becomes slightly obstructed, its tip (the mountain side of the slope) is near the ground. A measure is taken to form the opening 13 covered by the cap 12.
【0007】又、集合排水管10aには、各裸地部5に
流れ落ちる水を導入するための流入口11が形成されて
いる。当該流入口11は、水の排出をより完全にするた
め、裸地部5の満水レベルhの位置よりも下位であっ
て、裸地部5を区画する横枠体2bの直上側近辺に位置
される。尚、横枠体2bの上側の地肌には、浸水を防止
するため、裸地部5の満水レベルhの位置まで地肌にモ
ルタルを吹き付けたり、発錆のない樹脂製板を敷くこと
等による止水部4を形成することが望ましい。[0007] The collective drainage pipe 10a is formed with an inflow port 11 for introducing water flowing down to each bare land portion 5. In order to make the discharge of water more complete, the inflow port 11 is located lower than the full water level h of the bare ground portion 5 and located immediately above the horizontal frame 2b that partitions the bare ground portion 5. Is done. In order to prevent inundation, the surface above the horizontal frame 2b is stopped by, for example, spraying mortar to the surface to the position of the full water level h of the bare ground portion 5 or laying a resin plate having no rust. It is desirable to form the water part 4.
【0008】前記のり面の構造に おいて、降水時や地
下水の湧出時等に、各裸地部5毎の地中に浸透して流れ
落ちる水は、それぞれ流入口11から流れ抵抗の小さい
集合排水管10aに流入して谷側へ向かって迅速に排水
され、谷側の下部に設置の排水溝17に流出する。従っ
て、図10で示した従来の横枠体2bに設けた排出孔2
0で排水する場合には、谷側の裸地部5の水量は山側か
らの水量が加算されて増加する上、裸地部5の地中を流
れるのに抵抗が大きいため、裸地部5の地中に多量の水
が浸み込んでしまう。In the above-mentioned structure of the slope, the water which permeates and flows down into the ground of each bare land portion 5 at the time of rainfall, when springing out of groundwater, etc., flows from the inlet 11 to collective drainage having a small flow resistance. The water flows into the pipe 10a, is quickly drained toward the valley side, and flows out to the drain groove 17 provided at the lower part of the valley side. Therefore, the discharge hole 2 provided in the conventional horizontal frame 2b shown in FIG.
When the water is drained at 0, the water amount of the bare land 5 on the valley side increases due to the addition of the water amount from the mountain side, and the resistance to flowing through the underground of the bare land 5 is large. A lot of water seeps into the ground.
【0009】しかしながら、本実施の形態の場合では、
各裸地部5毎に流れ落ちた水を集合排水管10aに導い
て排出しているので、谷側の裸地部5の水量が増加する
ことはなくなり、地中への浸水量を低減できて洗掘に伴
う陥没等の事故を回避できるし、又、枠体2を岩部に設
置した場合には、埋土の流出を回避できる。更には、横
枠体2bの上側の地肌に止水部4を形成することによっ
て、水を溜めることができ、地中への浸水をより効果的
に阻止できる。However, in the case of this embodiment,
Since the water that has flowed down for each bare land portion 5 is guided to the drainage collection pipe 10a and discharged, the amount of water in the bare land portion 5 on the valley side does not increase, and the amount of infiltration into the ground can be reduced. Accidents such as sinking due to scouring can be avoided, and when the frame 2 is installed on a rock, outflow of buried soil can be avoided. Furthermore, by forming the water stopping portion 4 on the ground on the upper side of the horizontal frame 2b, water can be stored, and flooding into the ground can be more effectively prevented.
【0010】次に、前記集合排水管10aへの水の流入
を迅速にするため、集水管15aを配設した例について
説明する。図3はのり面の安定構造の部分的正面図であ
り、図1及び図2と対応する部材には同じ符号を附す。
図3(a)に示すように、1区画の裸地部毎5にその横
幅長さに亘って集水材15が千鳥配列で地中に埋設して
配設され、集合排水管10aの流入口11に接続されて
いる。この集水材15は水を集めるためのものであっ
て、その1例としての集水管15aが図4の拡大斜視図
(a)に示されている。即ち、集水管15aは塩化ビニ
ル樹脂製等の円形パイプを使用し、その上半面には、土
粒等の流入を阻止しつつ裸地部5の水を入れるための、
多数の小さな流入孔16が設けてある。又、集水材15
は図4の拡大斜視図(b)に示すように、多量の水を浸
透可能な多孔性の樹脂やセラミック等の集水マット15
bを用いることもできる。Next, a description will be given of an example in which a water collecting pipe 15a is provided to speed up the flow of water into the collecting drain pipe 10a. FIG. 3 is a partial front view of the stable structure of the slope, and members corresponding to those in FIGS. 1 and 2 are denoted by the same reference numerals.
As shown in FIG. 3A, the water collecting materials 15 are buried in the ground in a staggered arrangement over the width of each of the bare ground portions 5 in one section, and the flow through the drainage pipe 10a is performed. It is connected to the entrance 11. The water collecting material 15 is for collecting water, and a water collecting pipe 15a as an example thereof is shown in an enlarged perspective view (a) of FIG. In other words, the water collecting pipe 15a uses a circular pipe made of a vinyl chloride resin or the like, and the upper half thereof is used to prevent water from flowing in the bare ground 5 while preventing inflow of soil particles and the like.
A number of small inflow holes 16 are provided. Water collecting material 15
As shown in an enlarged perspective view (b) of FIG. 4, a water collecting mat 15 made of a porous resin or ceramic capable of penetrating large amounts of water.
b can also be used.
【0011】尚、前記集合排水管10aに替えて、集水
マット15bを使用して構成してもよい。又、集水材1
5を水平に配設してもよいが、本例では、流れをより良
くするため集合排水管10aに向かって下方に傾斜する
ように配置しており、その最頂部は前記図2で示した満
水レベルhの位置よりも下位とされる。集水材15とし
て集水管15aを用いる場合には、この集水管15aの
端部に、図2に示す集合排水管10aの端部に設けたと
同様に開口部13をキャップ12で覆う閉塞対策が施し
てある。Incidentally, a water collecting mat 15b may be used instead of the collecting drain pipe 10a. Water collecting material 1
5 may be arranged horizontally, but in this example, it is arranged so as to be inclined downward toward the collecting drain pipe 10a in order to improve the flow, and the top is shown in FIG. It is lower than the position of the full water level h. In the case where the water collecting pipe 15a is used as the water collecting material 15, a measure for blocking the opening 13 with the cap 12 is provided at the end of the water collecting pipe 15a in the same manner as provided at the end of the collecting drain pipe 10a shown in FIG. It has been given.
【0012】前記構造において、各裸地部5の地中を流
れ落ちた水は、集水材15を介して集合排水管10aに
流入する。従って、前記の集合排水管10aのみの場合
には、該集合排水管10aと離れた裸地部5の端部側に
流れ落ちた水は、抵抗の大きい地中を浸透し、その過程
で一部が地中深く浸み込んだ後に、集合排水管10aに
流入するのと異なり、本例のように、集水材15を経て
迅速に集合排水管10aに流入することができるので、
地中への浸水量を一層低減できる。尚、集水材15は、
図3(b)に示すように、2区画以上の裸地部5に亘っ
て配置することもでき、この場合には集合排水管10a
の敷設数を減少できる。In the above structure, the water that has flowed down the underground of each bare land portion 5 flows into the collecting drain pipe 10a through the water collecting material 15. Therefore, in the case of only the collecting drainage pipe 10a, the water that has flowed down to the end of the bare ground portion 5 distant from the collecting drainage pipe 10a penetrates into the ground having a large resistance, and partly in the process. Unlike the case in which the water penetrates deeply into the ground and then flows into the collecting drain pipe 10a, as in this example, it can quickly flow into the collecting drain pipe 10a through the water collecting material 15,
The amount of inundation into the ground can be further reduced. In addition, the water collecting material 15
As shown in FIG. 3 (b), it can be arranged over two or more sections of the bare ground 5, and in this case, the collecting drain pipe 10a
Can be reduced.
【0013】次に、前記集合排水管10aに代えて、集
合排水路10として、枠体2に集合排水通路10bを設
けた例について説明する。図5は他の例を示すのり面の
安定構造の部分的正面図、図6は図5のB〜B矢視断面
図であり、図3と対応する部材には同じ符号を附す。Next, an example in which a collective drainage passage 10b is provided in the frame 2 as the collective drainage passage 10 instead of the collective drainage pipe 10a will be described. FIG. 5 is a partial front view of a stable structure of a slope showing another example, and FIG. 6 is a sectional view taken along the line BB in FIG. 5, and members corresponding to those in FIG.
【0014】縦枠体2aには、のり面の山側から谷側へ
向かって延びる集合排水通路10bが貫通形成され、且
つ、相隣り合う縦列の裸地部3の水を集合排水通路10
bに導く流入口11が両側に設けられている。尚、図5
の下段側に示すように、集水管や集水マット等の集水材
15を1又は2区画以上の裸地部5に亘って配置して、
集合排水通路10bの流入口11に接続してもよい。A drainage passage 10b extending from the mountain side to the valley side of the slope is formed through the vertical frame 2a.
An inlet 11 leading to b is provided on both sides. FIG.
As shown on the lower side of the figure, a water collecting material 15 such as a water collecting pipe or a water collecting mat is arranged over one or two or more sections of the bare ground 5,
It may be connected to the inflow port 11 of the collective drainage passage 10b.
【0015】前記構造において、各裸地部5毎にその地
中を流れ落ちる水は、それぞれ直接流入口11から集合
排水通路10bに、或は、集水材15から集合排水通路
10bに流入して迅速に排水され、前記同様の効果を得
ることができる。In the above structure, water flowing down the ground at each bare land portion 5 flows directly from the inlet 11 to the collecting drain passage 10b or from the water collecting material 15 to the collecting drain passage 10b. The water is quickly drained , and the same effect as described above can be obtained.
【0016】次に、図7を参照して他ののり面の安定構
造について説明する。図7は、前記図1と同様に、傾斜
したのり面にはコンクリートの枠体2、即ち、縦枠体2
aと横枠体2bとが幾重にも交差した格子状に設置され
ており、この枠体2は、縦枠体2aと横枠体2bとの交
点には主アンカー(図略)が、又、縦枠体2aと横枠体
2bには適宜間隔で補助アンカー(図略)がそれぞれ地
中に埋め込まれて固定されている。又、縦枠体2aと横
枠体2bとで区画された裸地部5内には、当該枠体2の
表面高さまで土や土嚢が盛られたり、さらには、景観調
和等のために草木類が植えられたりする。Next, another stable structure for the slope will be described with reference to FIG. FIG. 7 shows a concrete frame 2, that is, a vertical frame 2 on an inclined surface, as in FIG.
a and the horizontal frame 2b are installed in a lattice shape in which the horizontal frame 2b intersects in multiple layers. The frame 2 has a main anchor (not shown) at the intersection of the vertical frame 2a and the horizontal frame 2b, and Auxiliary anchors (not shown) are embedded in the ground and fixed to the vertical frame 2a and the horizontal frame 2b at appropriate intervals. Further, in the bare ground portion 5 divided by the vertical frame 2a and the horizontal frame 2b, soil or sandbags are piled up to the surface height of the frame 2, and plants and plants are planted in order to harmonize the landscape. Kinds are planted.
【0017】前記裸地部5のほぼ中央には、図4に示す
集水材15が、のり面の山側から谷側に向けて、各横枠
体2bを貫通しながら裸地部5の地中に敷設されてい
る。この実施の形態は、極めて簡単な構造であると共
に、各裸地部5内の地中を流れ落ちる水は、集水材15
に形成の多数の小さな流入孔16から入り込んで、順次
集合しながら流下し、裸地部5内の地中への浸水量を低
減し、洗掘に伴う陥没等の事故を回避できる。At substantially the center of the bare part 5, a water collecting material 15 shown in FIG. 4 extends from the mountain side to the valley side of the slope while passing through each horizontal frame 2b. It is laid inside. This embodiment has a very simple structure, and water flowing down the ground in each bare land portion 5 is formed by a water collecting material 15.
In this case, the water flows into a large number of small inflow holes 16 and flows down while gathering sequentially, thereby reducing the amount of water infiltration into the bare ground 5 and avoiding accidents such as sinking caused by scouring.
【0018】次に、のり面の安定構造を示す部分的斜視
図である図8、図8のB〜B断面を示す図9は、のり面
に枠体2を形成しない場合の安定構造である。図9に示
すように、集合排水管10aは塩化ビニル等の樹脂製パ
イプや土管等で、のり面の山側から谷側に向けて、雨水
量を考慮して適宜の間隔で裸地部5の地中に主アンカー
3aを介して布設してある。Next, FIG. 8 which is a partial perspective view showing a stable structure of the slope, and FIG. 9 which shows a cross section B-B of FIG. 8 show a stable structure when the frame 2 is not formed on the slope. . As shown in FIG. 9, the collecting drain pipe 10 a is a resin pipe such as vinyl chloride or an earth pipe, and is formed from the mountain side to the valley side of the slope at appropriate intervals in consideration of the amount of rainwater from the mountain side to the valley side. It is laid underground via a main anchor 3a.
【0019】尚、この集合排水管10aは、後述の集水
管15aより口径が大きいものを選択して円滑な流出を
なすようにすると共に、管内に土が混入して閉塞気味に
なった場合に棒等を挿入したり、水で洗い流す操作を可
能とするため、その先端(のり面の山側)が地上付近で
キャップ12で覆ってある開口部13を形成する対策が
施してある。The collecting drain pipe 10a is selected to have a larger diameter than a collecting pipe 15a to be described later so as to make a smooth outflow. In order to enable the operation of inserting a rod or the like or washing away with water, measures are taken to form an opening 13 whose tip (mountain side of the slope) is covered with a cap 12 near the ground.
【0020】又、集水管15a(図4参照)が、雨水量
を考慮して、のり面の横方向に適宜の間隔で配置してあ
り、それらの先端は集合排水管10aに結合してある。
尚、これらの集水管15aは、集水マット15bを使用
してもよいし、傾斜状に施設することが望ましいが、簡
便に施工を行うためにほぼ水平に施設する。又、本実施
の形態は、のり面を枠体2で区切っていないため、裸地
部5の土ができるだけ流れないように表面にラス網40
が被せてある。The water collecting pipes 15a (see FIG. 4) are arranged at appropriate intervals in the lateral direction of the slope in consideration of the amount of rainwater, and their ends are connected to the collecting drain pipe 10a. .
These water collecting pipes 15a may use water collecting mats 15b or are preferably installed in an inclined manner, but are installed almost horizontally for easy construction. In the present embodiment, since the slope is not divided by the frame 2, the lath net 40 is formed on the surface so that the soil of the bare land 5 does not flow as much as possible.
Is covered.
【0021】以上のように、集水管15aと集合排水管
10aをのり面に施設することによって、のり面にしみ
込んだ水は、集水管15aを介して集合排水管10aに
集められるために、排水を円滑に行うことができる。そ
のため、裸地部5の土砂が流出することを阻止すること
ができる。As described above, by installing the water collecting pipe 15a and the collective drainage pipe 10a on the slope, the water permeating the slope is collected by the collective drainage pipe 10a via the water collecting pipe 15a. Can be performed smoothly. Therefore, it is possible to prevent the earth and sand from flowing out of the bare land portion 5.
【0022】[0022]
【発明の効果】本発明ののり面の安定構造によれば、施
工が簡便であり、裸地部に流れ落ちた水は集水管に集め
られた後に、集合排水路に流れて円滑に排出できるた
め、地中への浸水量を低減できて洗掘に伴う陥没等の事
故を回避できる。According to the stable structure of the slope according to the present invention, the construction is simple, and the water that has flowed down to the bare land can be smoothly collected and drained after being collected in the collecting pipe. In addition, the amount of inundation into the ground can be reduced, and accidents such as sinking due to scouring can be avoided.
【図面の簡単な説明】[Brief description of the drawings]
【図1】のり面の安定構造を示す部分的斜視図である。FIG. 1 is a partial perspective view showing a stable structure of a slope.
【図2】図1のA〜A矢視断面図である。FIG. 2 is a sectional view taken along arrows A to A in FIG.
【図3】他の例を示すのり面の安定構造の部分的正面図
である。FIG. 3 is a partial front view of a stable structure of a slope showing another example.
【図4】集水材の拡大斜視図である。FIG. 4 is an enlarged perspective view of a water collecting material.
【図5】他の例を示すのり面の安定構造の部分的正面図
である。FIG. 5 is a partial front view of a stable structure of a slope showing another example.
【図6】図5のB〜B矢視断面図である。FIG. 6 is a sectional view taken along arrows BB in FIG. 5;
【図7】他ののり面の安定構造を示す図である。FIG. 7 is a view showing another stable structure of a slope;
【図8】他の例ののり面の安定構造を示す部分的斜視図
である。FIG. 8 is a partial perspective view showing another example of a stable structure of a slope.
【図9】図8のB〜B断面図である。FIG. 9 is a sectional view taken along the line BB of FIG. 8;
【図10】従来ののり面の安定構造を示す部分的斜視図
である。FIG. 10 is a partial perspective view showing a conventional slope stable structure.
【符号の説明】 2 枠体 2a 縦枠体 2b 横枠体 4 止水部 5 裸地部 10 集合排水路 10a 集合排水管 10b 集合排水通路 11 流入口 15 集水材 15a 集水管 15b 集水マット 16 流入孔[Description of Signs] 2 Frame 2a Vertical Frame 2b Horizontal Frame 4 Water Stop 5 Bare Land 10 Collecting Drainage Channel 10a Collecting Drainage Pipe 10b Collecting Drainage Channel 11 Inlet 15 Water Collection Material 15a Water Collection Tube 15b Water Collection Mat 16 Inflow hole
Claims (1)
り面の山側から谷側へ向かって集合排水管を施設し、且
つ、裸地部の地中に、のり面の横方向に集水管を敷設
し、その集水管を前記集合排水管に結合してなることを
特徴とするのり面の安定構造。1. A stable structure of an inclined slope, wherein a drainage pipe is installed from a mountain side to a valley side of the slope, and the slope is gathered in a bare ground portion in a lateral direction of the slope. A stable structure for a slope, wherein a water pipe is laid and the water collection pipe is connected to the collecting drain pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19391996A JPH1018294A (en) | 1996-07-03 | 1996-07-03 | Stable structure of slope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19391996A JPH1018294A (en) | 1996-07-03 | 1996-07-03 | Stable structure of slope |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH1018294A true JPH1018294A (en) | 1998-01-20 |
Family
ID=16315929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19391996A Pending JPH1018294A (en) | 1996-07-03 | 1996-07-03 | Stable structure of slope |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH1018294A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019163636A (en) * | 2018-03-20 | 2019-09-26 | 中国電力株式会社 | Acidic water drainage structure and acidic water drainage method in sloped face |
CN112777788A (en) * | 2020-12-22 | 2021-05-11 | 成都华阳建筑股份有限公司 | Circulating water system for building construction |
CN114658009A (en) * | 2022-03-08 | 2022-06-24 | 中铁成都规划设计院有限责任公司 | High mountain canyon region side slope engineering design and construction management method based on BIM |
CN114775525A (en) * | 2022-04-19 | 2022-07-22 | 聂鑫鑫 | Hydraulic engineering uses ecological bank protection device |
-
1996
- 1996-07-03 JP JP19391996A patent/JPH1018294A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019163636A (en) * | 2018-03-20 | 2019-09-26 | 中国電力株式会社 | Acidic water drainage structure and acidic water drainage method in sloped face |
CN112777788A (en) * | 2020-12-22 | 2021-05-11 | 成都华阳建筑股份有限公司 | Circulating water system for building construction |
CN114658009A (en) * | 2022-03-08 | 2022-06-24 | 中铁成都规划设计院有限责任公司 | High mountain canyon region side slope engineering design and construction management method based on BIM |
CN114775525A (en) * | 2022-04-19 | 2022-07-22 | 聂鑫鑫 | Hydraulic engineering uses ecological bank protection device |
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