JP2918421B2 - Wall used for earth retaining method - Google Patents

Wall used for earth retaining method

Info

Publication number
JP2918421B2
JP2918421B2 JP15720493A JP15720493A JP2918421B2 JP 2918421 B2 JP2918421 B2 JP 2918421B2 JP 15720493 A JP15720493 A JP 15720493A JP 15720493 A JP15720493 A JP 15720493A JP 2918421 B2 JP2918421 B2 JP 2918421B2
Authority
JP
Japan
Prior art keywords
wall
earth retaining
stacked
anchor
slope
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.)
Expired - Fee Related
Application number
JP15720493A
Other languages
Japanese (ja)
Other versions
JPH0711629A (en
Inventor
洋司 菊地
光俊 尾形
文 平田
忠夫 川原
勝 岡山
幸司 杉山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NIPPON KONKURIITO KOGYO KK
NITSUTOKU KENSETSU KK
Original Assignee
NIPPON KONKURIITO KOGYO KK
NITSUTOKU KENSETSU KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NIPPON KONKURIITO KOGYO KK, NITSUTOKU KENSETSU KK filed Critical NIPPON KONKURIITO KOGYO KK
Priority to JP15720493A priority Critical patent/JP2918421B2/en
Publication of JPH0711629A publication Critical patent/JPH0711629A/en
Application granted granted Critical
Publication of JP2918421B2 publication Critical patent/JP2918421B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Retaining Walls (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、急勾配の斜面において
道路築造や宅地造成などで、必要とする用地の確保や、
地滑り地における地滑りを抑止するための土留め工法に
用いる壁体に関する。
BACKGROUND OF THE INVENTION The present invention relates to the construction of roads and residential land on steep slopes, for securing necessary land,
The present invention relates to a wall body used for an earth retaining method for suppressing a landslide in a landslide.

【0002】[0002]

【従来の技術】土留め工法としては、従来、斜面の上方
から切土を行う方法や、斜面の下方に重力式擁壁、逆T
型擁壁、L型擁壁などのコンクリート構造物を構築し、
これら擁壁の背面に埋土する方法などが知られている。
2. Description of the Related Art Conventionally, earth retaining methods include a method of cutting from above a slope, a gravity retaining wall below a slope, and a reverse T.
Build concrete structures such as type retaining walls and L-type retaining walls,
A method of burying the earth behind these retaining walls is known.

【0003】上記の前者工法においては、切土用地が拡
大し切土による裸地面の保護が必要になると共に、更
に、上方からの崩壊のおそれがある。したがって、裸地
面保護工や崩壊対策工に費用がかかる。
[0003] In the former method, the cut land is enlarged, so that it is necessary to protect the bare ground by the cut, and there is a risk of collapse from above. Therefore, bare ground protection works and collapse prevention works are expensive.

【0004】また、後者工法においては、安定した構造
物を構築するのに、基底部に所定の地耐力のある地盤が
必要である。その地耐力を得るには、表土の軟弱地層を
排除し、所定の地層まで切土が必要となる。また、構造
物が高いほど、基底部の面積も広く必要となり、その切
土も多くなる。また、切土による崩壊対策工が必要とな
る。
[0004] In the latter method, a ground having a predetermined ground bearing capacity is required at the base in order to construct a stable structure. In order to obtain the soil bearing capacity, the soft soil layer of the topsoil must be removed, and cutting must be performed to a predetermined layer. Also, the higher the structure, the larger the area of the base is required, and the more the cut is. Also, measures to prevent collapse due to cuts are required.

【0005】上記両工法とも、大規模な切土による多く
の建設残土を発生させ、その投棄処分を行うための用地
確保や運搬が問題となる。
[0005] Both of the above methods generate large amounts of construction residual soil due to large-scale cuts, and there is a problem in securing and transporting land for dumping and disposal.

【0006】そこで本出願人は特願平4−100788
号(特開平5−295748号公報参照)において、建
設残土を発生させない土留め工法を提案した。
Accordingly, the present applicant has filed Japanese Patent Application No. Hei 4-100788.
In Japanese Patent Application Laid-Open No. 5-295748, an earth retaining method that does not generate construction residual soil was proposed.

【0007】該提案によれば、所定間隔に連続して斜面
に杭体を固定し、固定した杭体に壁体を挿入して積み重
ね、積み重ねた壁体により連続した壁体をアンカー体に
より斜面に支持して土留め壁を築造することを特徴とし
ている。
According to the proposal, the piles are fixed to the slope continuously at a predetermined interval, the walls are inserted into the fixed piles and stacked, and the continuous wall by the stacked walls is sloped by the anchor. It is characterized by the construction of earth retaining walls in support of the building.

【0008】上記杭体には、H型鋼、I型鋼、鋼管を用
いるのが好ましい。
It is preferable to use an H-shaped steel, an I-shaped steel, or a steel pipe for the pile.

【0009】また、壁体には、杭体を挿通する円孔を形
成し、その円孔は、下方ほど大きくなる楕円形に形成
し、壁体の外形は、同一形状に形成するのが好ましい。
It is preferable that the wall has a circular hole through which the pile is inserted, and the circular hole is formed in an elliptical shape which becomes larger toward the lower side, and the outer shape of the wall is preferably formed in the same shape. .

【0010】また、アンカー体は、壁体の対向する端面
に形成した半円形の切欠部を組合せて得られる円孔に挿
通して壁体を係止するアンカー材、斜面側のアンカー地
中定着材及び両材の緊結材で構成するのが好ましい。
Further, the anchor body is an anchor material for locking the wall body by inserting it into a circular hole obtained by combining semicircular notches formed on opposite end faces of the wall body, and anchoring the underground on the slope side. It is preferable to use a material and a binding material of both materials.

【0011】施工に際し、先ず、図13及び図14に示
すように、斜面1の下部に、円孔2を削孔し、その円孔
2に杭体すなわちH型鋼3を挿入して間詰めコンクリー
トモルタル4で固定し、このH型鋼3を所定間隔で立設
する。なお、杭体は、H型鋼3に限られるものではな
く、I型鋼や鋼管を用いることができる。
At the time of construction, first, as shown in FIG. 13 and FIG. 14, a circular hole 2 is drilled in the lower part of the slope 1 and a pile body, ie, an H-shaped steel 3 is inserted into the circular hole 2 to fill concrete. The H-shaped steel 3 is fixed with a mortar 4 and erected at predetermined intervals. In addition, the pile body is not limited to the H-section steel 3, but an I-section steel or a steel pipe can be used.

【0012】次いで、図15ないし図16に示すよう
に、壁体すなわちコンクリート製の土留め壁パネル5
を、その内孔6にH型鋼3を挿通させて積み重ね、間詰
めコンクリートモルタル4で固定する。
Next, as shown in FIGS. 15 and 16, a wall, that is, a concrete retaining wall panel 5 made of concrete is used.
Are stacked with the H-shaped steel 3 inserted through the inner hole 6 and fixed with the interposed concrete mortar 4.

【0013】このようにして所定段(図示の例では4
段)を積み重ねたら、各パネル5の両端面に形成されて
いる半円弧の切欠部を合せて得られた円孔にアンカー材
8を挿通して頭部8aで係止し、斜面1の地中に対向し
て固定したアンカー地中定着材9にアンカー緊結材9a
を介して連結し、パネル5を斜面に支持する。最後に、
パネル5により得られた土留め壁Bの頂部まで埋土して
平地Cを造成する。したがって、建設残土は、一切発生
しない。
In this manner, a predetermined stage (4 in the illustrated example)
When the steps are stacked, the anchor material 8 is inserted into the circular hole obtained by aligning the notches of the semicircular arcs formed on both end surfaces of each panel 5 and locked by the head 8a, and the ground 1 An anchor binding material 9a is fixed to an anchor underground fixing material 9 which is fixed to face inside.
To support the panel 5 on the slope. Finally,
A flat ground C is created by burying the soil up to the top of the retaining wall B obtained by the panel 5. Therefore, no surplus soil is generated.

【0014】[0014]

【発明が解決しようとする課題】上記提案自体は、有効
なものであるが、しかし、土留め壁パネル5を、その内
孔6にH型鋼3を挿通させて積み重ねるのは、大型重量
なパネル5を吊って行うので、作業性が悪い。
Although the above proposal is effective, the method of stacking the retaining wall panel 5 by inserting the H-shaped steel 3 into the inner hole 6 thereof is a large and heavy panel. 5, the workability is poor.

【0015】本発明は、壁体の積み重ね作業性を向上す
る土留め工法に用いる壁体を提供することを目的として
いる。
An object of the present invention is to provide a wall body used for an earth retaining method for improving the workability of stacking the wall bodies.

【0016】[0016]

【課題を解決するための手段】本発明によれば、所定間
隔に連続して斜面に杭体を固定し、固定した杭体に壁体
を挿入して積み重ね、積み重ねた壁体により連続した壁
体をアンカー体により斜面に支持して土留め壁を築造す
る土留め工法に用いる壁体において、巾方向に2つ割り
にした一対の土留め壁パネルからなり、それらの土留め
壁パネルは相互に接合した際に杭体が隙間を設けて収め
られる内孔を形成する凹部が設けられ、その内孔は両側
に張り出した空間を有し、両側部には連設した際に補強
鉄筋を収める凹部を形成するための切欠部が設けられ、
そして上下の面には積み重ねた際に相互に嵌合する凹溝
又は突条がそれぞれ形成されており、前記両側に張り出
した空間には外側と連通する水抜き孔が穿設されてい
る。また、本発明によれば、所定間隔に連続して斜面に
杭体を固定し、固定した杭体に壁体を挿入して積み重
ね、積み重ねた壁体により連続した壁体をアンカー体に
より斜面に支持して土留め壁を築造する土留め工法に用
いる壁体において、巾方向に2つ割りにした一対の土留
め壁パネルからなり、それらの土留め壁パネルは相互に
接合した際に杭体が隙間を設けて収められる内孔を形成
する凹部が設けられ、両側部には連設した際に補強鉄筋
を収める凹部を形成するための切欠部が設けられ、そし
て上下の面には積み重ねた際に相互に嵌合する凹溝又は
突条がそれぞれ形成されており、また内孔の両側には水
抜き孔と両パネルを結合する埋込みインサートが設けら
れている。さらに、本発明によれば、2個の内孔が形成
され、それらの内孔の間にアンカー材を取付けるアンカ
ー孔が設けられている。
According to the present invention, a pile is fixed to a slope continuously at a predetermined interval, the walls are inserted into the fixed pile and stacked, and the continuous wall is formed by the stacked walls. A wall used in the earth retaining method for constructing an earth retaining wall by supporting the body on a slope by an anchor body, comprising a pair of earth retaining wall panels divided in a width direction, and the earth retaining wall panels are mutually connected. A recess is formed to form an inner hole in which the pile body is accommodated with a gap when joined to the inside, and the inner hole has a space protruding on both sides, and a reinforcing bar is housed on both sides when it is connected continuously A notch for forming a recess is provided,
The upper and lower surfaces are formed with concave grooves or ridges which are fitted to each other when they are stacked, and the spaces protruding on both sides are provided with drain holes communicating with the outside. Further, according to the present invention, a pile body is fixed to a slope continuously at a predetermined interval, a wall body is inserted into the fixed pile body and stacked, and a continuous wall body by the stacked wall body is formed on a slope by an anchor body. A wall used in an earth retaining method for supporting and constructing an earth retaining wall, comprising a pair of earth retaining wall panels divided in a width direction, and the earth retaining wall panels are piled when they are joined to each other. A recess is formed to form an inner hole that can be accommodated with a gap, and a notch is formed on both sides to form a recess for accommodating a reinforcing steel bar when it is connected continuously, and the upper and lower surfaces are stacked. In this case, recesses or ridges that fit each other are formed, and embedded inserts that connect the drain holes and the panels are provided on both sides of the inner hole. Further, according to the present invention, two inner holes are formed, and an anchor hole for attaching an anchor material is provided between the inner holes.

【0017】[0017]

【作用】上記のように構成された土留め工法に用いる壁
体においては、一対の土留め壁パネルの一方を吊り下ろ
し側方から移動して内孔を形成する凹部に杭体を収めた
のち、該パネルに他方のパネルを同様にして接合し、内
孔に間詰めコンクリートモルタルを充填して固定する。
In the wall body used for the earth retaining method constructed as described above, one of the pair of earth retaining wall panels is hung down and moved from the side, and the pile body is placed in the concave portion forming the inner hole. Then, the other panel is joined to the panel in the same manner, and the inner hole is filled with a filling concrete mortar and fixed.

【0018】[0018]

【実施例】以下図面を参照して本発明の実施例を説明す
る。
Embodiments of the present invention will be described below with reference to the drawings.

【0019】図1−3において、壁体Aは、巾方向に2
つ割りにした一対の土留め壁パネル10からなってい
る。このパネル10には、相互に接合した際にH型鋼3
を隙間を設けて収める六角形状で両側に鍔を張り出した
形状の内孔11を形成する凹部12が中央に形成され、
したがって一対のパネル10間に空間Fが形成されてい
る。そしてパネル10の両側部には、壁体Aを連設した
際に図示しない補強鉄筋を収める半円状の凹部13を形
成する円弧状の切欠部14が形成されている。そして、
壁体Aの上下面には、積み重ねた際に相互に嵌合する凹
溝15、突条16がそれぞれ形成されている。なお、符
号30は水抜き孔を示している。
In FIG. 1-3, the wall A has a width of 2 mm.
It is composed of a pair of split retaining wall panels 10. The panel 10 has an H-section steel 3 when joined together.
A concave portion 12 is formed at the center to form an inner hole 11 having a hexagonal shape with a flange projecting on both sides to accommodate a gap provided therein.
Therefore, a space F is formed between the pair of panels 10. On both sides of the panel 10, arc-shaped notches 14 are formed to form a semicircular recess 13 for accommodating a reinforcing reinforcing bar (not shown) when the wall A is continuously provided. And
On the upper and lower surfaces of the wall A, a concave groove 15 and a ridge 16 which are fitted to each other when stacked are formed. Reference numeral 30 denotes a drain hole.

【0020】上記壁体Aの形状は、幅Wが例えば195
0mm、厚さTが例えば300mm、T1が例えば66
0mm、高さHが例えば1000mmに形成されてい
る。
The wall A has a width W of, for example, 195.
0 mm, thickness T is, for example, 300 mm, T1 is, for example, 66
The height H is set to, for example, 1000 mm.

【0021】施工に際し、立設したH型鋼3の一側に、
一方のパネル10を吊り下ろし側方から移動して凹部1
2にH型鋼3を収める。次いで、他方のパネル10をH
型鋼3の他側に吊り下ろして一方のパネル10に接合
し、内孔11の中心にH型鋼3が位置するように位置を
調整する。そこで、内孔11に間詰めコンクリートモル
タル4を充填してH型鋼3と壁体Aとを固定する。そし
て、同様にして隣の壁体Aを施工し、相互の凹部13で
形成される円孔に補強鉄筋を挿入し、間詰めコンクリー
トモルタルで固定する。
At the time of construction, one side of the standing H-section steel 3
One panel 10 is suspended from the side and moved from the
The H-shaped steel 3 is placed in 2. Next, the other panel 10 is set to H
It is hung on the other side of the section steel 3 and joined to one panel 10, and the position is adjusted so that the H section steel 3 is located at the center of the inner hole 11. Then, the H-shaped steel 3 and the wall A are fixed by filling the concrete mortar 4 in the inner hole 11. Then, in the same manner, the adjacent wall body A is constructed, a reinforcing steel bar is inserted into a circular hole formed by the concave portions 13 of each other, and is fixed with a filling concrete mortar.

【0022】次いで、2段目の壁体Aを前記と同様に1
段目の壁体Aに積み重ね、この際、2段目の壁体Aの突
条16を1段目の壁体Aの凹溝15に嵌合させる。
Next, the wall A of the second stage is attached to the
The ridges 16 of the second-stage wall A are fitted into the concave grooves 15 of the first-stage wall A at this time.

【0023】このようにして所定段を積み重ねたら図1
3に示すように、アンカー材8、アンカー緊結材9a及
びアンカー地中定着材9により壁体Aを斜面に支持して
土留め壁Bを築造する。
When predetermined stages are stacked in this way, FIG.
As shown in FIG. 3, the wall A is supported on the slope by the anchor material 8, the anchor tying material 9a and the anchor underground fixing material 9, and the earth retaining wall B is constructed.

【0024】図4−6には、本発明の第2実施例が示さ
れている。この実施例のパネル10Aで形成される壁体
A1は、幅Wが例えば3950mm、高さHが例えば5
00mmに形成され、2個の内孔11が形成され、他は
実質的に図1と同様に構成されている。ここで、図中の
符号30Aは水抜き孔である。また、符号17はアンカ
ー孔、すなわち図15、16で示すアンカー材8が挿入
・貫通されるべき貫通孔である。施工手順その他は第1
実施例と同様であるため、説明は省略する。
FIGS. 4-6 show a second embodiment of the present invention. The wall A1 formed by the panel 10A of this embodiment has a width W of, for example, 3950 mm and a height H of, for example, 5 mm.
It is formed to have a diameter of 00 mm, two inner holes 11 are formed, and the rest is configured substantially the same as FIG. Here, reference numeral 30A in the figure is a drain hole. Reference numeral 17 denotes an anchor hole, that is, a through hole into which the anchor material 8 shown in FIGS. Construction procedure and others are first
The description is omitted because it is similar to the embodiment.

【0025】図7−9には、本発明の第3実施例が示さ
れている。この実施例のパネル10Bで形成される壁体
A2は、空隙部すなわち内孔11A、一対の水抜き孔3
0及び両パネル10Bを結合する2対の埋め込みインサ
ート18が設けられている。その他の構成及び作用効果
は実質的に第1実施例と同様であるため、説明は省略す
る。
FIGS. 7-9 show a third embodiment of the present invention. The wall A2 formed by the panel 10B of this embodiment has a gap, that is, an inner hole 11A, and a pair of drain holes 3A.
There are two pairs of embedded inserts 18 joining the two and the two panels 10B. The other configuration and operation and effect are substantially the same as those of the first embodiment, and the description is omitted.

【0026】図10−12には、本発明の第4実施例が
示されている。この第4実施例では、パネル10Cで形
成される壁体A3に2個の空隙部すなわち内孔11Aが
形成されており、内孔11Aの間にアンカー材8が挿入
・貫通される貫通孔、すなわちアンカー孔17が形成さ
れている。そして、2枚のパネル10Cを結合するため
の埋め込みインサート18…が設けられている。ここ
で、この第4実施例では、埋め込みインサート18…以
外の点では、実質的に第2実施例と同様であるため、そ
の他の構成及び作用効果等について説明は省略する。
FIGS. 10-12 show a fourth embodiment of the present invention. In the fourth embodiment, two voids, that is, inner holes 11A are formed in the wall A3 formed by the panel 10C, and a through hole through which the anchor material 8 is inserted and penetrated between the inner holes 11A; That is, the anchor hole 17 is formed. An embedding insert 18 for connecting the two panels 10C is provided. Here, the fourth embodiment is substantially the same as the second embodiment except for the embedding inserts 18..., And therefore, the description of the other configurations, operational effects, and the like will be omitted.

【0027】[0027]

【発明の効果】以上の通り本発明によれば、下記のすぐ
れた効果を奏する。 (a) 土留めはパネルが2つ割りのため重量が軽く取
扱いが容易である。 (b) 杭体を内孔で抱え込むようにして両土留めパネ
ルを接合し、そして積上げるので、作業性がよい。 (c) 土留めパネルを側方から移動させて杭体をパネ
ル内に包含させることができ、作業が楽である。 (d) 杭体を包含する形式の土留めパネルを設置する
場合に、効率よく作業を行うことができる。
As described above, according to the present invention, the following excellent effects can be obtained. (A) The earth retaining part is divided into two panels so that the weight is light and easy to handle. (B) Workability is good because both retaining panels are joined and piled up so that the pile body is held in the inner hole. (C) The pile panel can be included in the panel by moving the earth retaining panel from the side, and the work is easy. (D) When installing a retaining panel of a type including a pile, work can be performed efficiently.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の第1実施例を示す上面図。FIG. 1 is a top view showing a first embodiment of the present invention.

【図2】図1の正面図。FIG. 2 is a front view of FIG. 1;

【図3】図2の側面図。FIG. 3 is a side view of FIG. 2;

【図4】本発明の第2実施例を示す上面図。FIG. 4 is a top view showing a second embodiment of the present invention.

【図5】図4の正面図。FIG. 5 is a front view of FIG. 4;

【図6】図5の側面図。FIG. 6 is a side view of FIG. 5;

【図7】本発明の第3実施例を示す上面図。FIG. 7 is a top view showing a third embodiment of the present invention.

【図8】図7の正面図。FIG. 8 is a front view of FIG. 7;

【図9】図8の側面図。FIG. 9 is a side view of FIG. 8;

【図10】本発明の第4実施例を示す上面図。FIG. 10 is a top view showing a fourth embodiment of the present invention.

【図11】図10の正面図。FIG. 11 is a front view of FIG. 10;

【図12】図1の側面図。FIG. 12 is a side view of FIG. 1;

【図13】斜面にH型鋼を固定した状態を示す垂直断面
図。
FIG. 13 is a vertical sectional view showing a state in which an H-shaped steel is fixed to a slope.

【図14】図13のA−A矢視断面図。FIG. 14 is a sectional view taken along the line AA of FIG. 13;

【図15】従来の土留め壁を示す上面図。FIG. 15 is a top view showing a conventional retaining wall.

【図16】図15のB−B矢視断面図。FIG. 16 is a sectional view taken along the line BB of FIG. 15;

【符号の説明】[Explanation of symbols]

A、A1、A2、A3・・・壁体 B・・・土留め壁 C・・・平地 1・・・斜面 2・・・円孔 3・・・H型鋼 4・・・間詰めコンクリートモルタル 5、5A・・・土留め壁パネル 6、6a、6b・・・内孔 8・・・アンカー材 9・・・アンカー地中定着材 9a・・・緊結材 10、10A、10B、10C・・・土留め壁パネル 11、11A・・・内孔 12・・・凹部 13・・・凹部 14・・・切欠部 15・・・凹溝 16・・・突条 17・・・アンカー孔 18・・・埋め込みインサート 30、30A・・・水抜き孔 A, A1, A2, A3 ... wall B ... earth retaining wall C ... flat ground 1 ... slope 2 ... circular hole 3 ... H-shaped steel 4 ... filling concrete mortar 5 5A ... retaining wall panel 6, 6a, 6b ... inner hole 8 ... anchor material 9 ... anchor underground fixing material 9a ... binding material 10, 10A, 10B, 10C ... Retaining wall panel 11, 11A ... inner hole 12 ... recess 13 ... recess 14 ... notch 15 ... concave groove 16 ... ridge 17 ... anchor hole 18 ... Embedded insert 30, 30A ... drain hole

フロントページの続き (72)発明者 平田 文 東京都中央区銀座8丁目14番14号 日特 建設株式会社内 (72)発明者 川原 忠夫 東京都港区新橋1丁目8番3号 日本コ ンクリート工業株式会社内 (72)発明者 岡山 勝 東京都港区新橋1丁目8番3号 日本コ ンクリート工業株式会社内 (72)発明者 杉山 幸司 東京都港区新橋1丁目8番3号 日本コ ンクリート工業株式会社内 (56)参考文献 実開 昭50−29602(JP,U) 特公 昭49−42727(JP,B1) 実公 昭4−9710(JP,Y1) (58)調査した分野(Int.Cl.6,DB名) E02D 5/02 - 5/20 E02D 29/02 Continuing from the front page (72) Inventor Fumi Hirata 8-14-14 Ginza, Chuo-ku, Tokyo Nittoku Construction Co., Ltd. (72) Tadao Kawahara 1-8-3 Shimbashi, Minato-ku, Tokyo Japan Concrete Industry (72) Inventor Masaru Okayama 1-3-8 Shimbashi, Minato-ku, Tokyo Japan Concrete Industry Co., Ltd. (72) Koji Sugiyama 1-8-3 Shimbashi, Minato-ku, Tokyo Japan Concrete Industry Incorporated (56) References Japanese Utility Model Showa 50-29602 (JP, U) Japanese Patent Publication No. 49-42727 (JP, B1) Japanese Utility Model Showa 4-9710 (JP, Y1) (58) Fields surveyed (Int. Cl. 6 , DB name) E02D 5/02-5/20 E02D 29/02

Claims (3)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 所定間隔に連続して斜面に杭体を固定
し、固定した杭体に壁体を挿入して積み重ね、積み重ね
た壁体により連続した壁体をアンカー体により斜面に支
持して土留め壁を築造する土留め工法に用いる壁体にお
いて、巾方向に2つ割りにした一対の土留め壁パネルか
らなり、それらの土留め壁パネルは相互に接合した際に
杭体が隙間を設けて収められる内孔を形成する凹部が設
けられ、その内孔は両側に張り出した空間を有し、両側
部には連設した際に補強鉄筋を収める凹部を形成するた
めの切欠部が設けられ、そして上下の面には積み重ねた
際に相互に嵌合する凹溝又は突条がそれぞれ形成されて
おり、前記両側に張り出した空間には外側と連通する水
抜き孔が穿設されていることを特徴とする土留め工法に
用いる壁体。
1. A pile body is fixed to a slope continuously at a predetermined interval, a wall is inserted into the fixed pile and stacked, and the continuous wall is supported on the slope by an anchor body by the stacked wall. A wall used in the earth retaining method for constructing an earth retaining wall, comprising a pair of earth retaining wall panels divided in a width direction, and when the earth retaining wall panels are joined to each other, the pile body has a gap. A recess is formed to form an inner hole to be provided and housed, and the inner hole has a space that protrudes on both sides, and a cutout is formed on both sides to form a recess for accommodating a reinforcing steel bar when it is connected continuously. The upper and lower surfaces are formed with concave grooves or ridges that fit together when stacked, and the spaces protruding on both sides are provided with drain holes communicating with the outside. A wall body used for an earth retaining method.
【請求項2】 所定間隔に連続して斜面に杭体を固定
し、固定した杭体に壁体を挿入して積み重ね、積み重ね
た壁体により連続した壁体をアンカー体により斜面に支
持して土留め壁を築造する土留め工法に用いる壁体にお
いて、巾方向に2つ割りにした一対の土留め壁パネルか
らなり、それらの土留め壁パネルは相互に接合した際に
杭体が隙間を設けて収められる内孔を形成する凹部が設
けられ、両側部には連設した際に補強鉄筋を収める凹部
を形成するための切欠部が設けられ、そして上下の面に
は積み重ねた際に相互に嵌合する凹溝又は突条がそれぞ
れ形成されており、また内孔の両側には水抜き孔と両パ
ネルを結合する埋込みインサートが設けられていること
を特徴とする土留め工法に用いる壁体。
2. A pile body is fixed to a slope continuously at a predetermined interval, a wall is inserted into the fixed pile and stacked, and the continuous wall is supported on the slope by an anchor body by the stacked wall. A wall used in the earth retaining method for constructing an earth retaining wall, comprising a pair of earth retaining wall panels divided in a width direction, and when the earth retaining wall panels are joined to each other, the pile body has a gap. A recess is formed to form an inner hole to be provided and accommodated, cutouts are formed on both sides to form a recess for accommodating reinforcing steel when connected in a row, and the upper and lower surfaces are A groove or a ridge that fits into the wall, and a buried insert that connects the drainage hole and both panels is provided on both sides of the inner hole. body.
【請求項3】 2個の内孔が形成され、それらの内孔の
間にアンカー材を取付けるアンカー孔が設けられている
請求項1又は2のいずれかに記載の土留め工法に用いる
壁体。
3. The wall used in the earth retaining method according to claim 1, wherein two inner holes are formed, and an anchor hole for attaching an anchor material is provided between the inner holes. .
JP15720493A 1993-06-28 1993-06-28 Wall used for earth retaining method Expired - Fee Related JP2918421B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15720493A JP2918421B2 (en) 1993-06-28 1993-06-28 Wall used for earth retaining method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15720493A JP2918421B2 (en) 1993-06-28 1993-06-28 Wall used for earth retaining method

Publications (2)

Publication Number Publication Date
JPH0711629A JPH0711629A (en) 1995-01-13
JP2918421B2 true JP2918421B2 (en) 1999-07-12

Family

ID=15644486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15720493A Expired - Fee Related JP2918421B2 (en) 1993-06-28 1993-06-28 Wall used for earth retaining method

Country Status (1)

Country Link
JP (1) JP2918421B2 (en)

Also Published As

Publication number Publication date
JPH0711629A (en) 1995-01-13

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