JP3333993B2 - Construction method of reinforced embankment for dynamic load absorption and reinforced embankment for dynamic load absorption - Google Patents
Construction method of reinforced embankment for dynamic load absorption and reinforced embankment for dynamic load absorptionInfo
- Publication number
- JP3333993B2 JP3333993B2 JP12015899A JP12015899A JP3333993B2 JP 3333993 B2 JP3333993 B2 JP 3333993B2 JP 12015899 A JP12015899 A JP 12015899A JP 12015899 A JP12015899 A JP 12015899A JP 3333993 B2 JP3333993 B2 JP 3333993B2
- Authority
- JP
- Japan
- Prior art keywords
- embankment
- interposed
- slope
- layer
- dynamic load
- 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
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は動的荷重吸収用補強
盛土の構築方法及び動的荷重吸収用補強盛土に関する。The present invention relates to a method for constructing a reinforced embankment for absorbing dynamic loads and a reinforced embankment for absorbing dynamic loads .
【０００２】[0002]
【従来の技術】図８に示す如く斜面ａに隣接させて、盛
土補強材ｂを使用して補強盛土Ａを構築する場合があ
る。ジオテキスタイルやジオグリッド等の盛土補強材ｂ
の敷設工と、盛土層ｃ，ｃ…の展圧工を所定の高さに達
するまで繰り返して構築している。これらの作業と並行
してブロック体の積み上げによる擁壁ｄを構築すること
で、補強盛土Ａの側面を保護している。2. Description of the Related Art As shown in FIG. 8, a reinforcing embankment A may be constructed using an embankment reinforcing material b adjacent to a slope a. Embankment reinforcement b such as geotextile or geogrid b
And the embankment of the embankment layers c, c... Are repeated until a predetermined height is reached. By constructing the retaining wall d by stacking the block bodies in parallel with these operations, the side surface of the reinforcing embankment A is protected.
【０００３】[0003]
【発明が解決しようとする課題】前記した従来の補強盛
土Ａの構築技術には次のような課題がある。The above-mentioned conventional construction technology of the reinforcing embankment A has the following problems.
【０００４】〈イ〉 一般に盛土補強材ｂが短いと盛土
層ｃの安定を確保できないため、盛土補強材ｂに一定以
上の長さを必要とする。盛土補強材ｂの敷設長が不足す
る場合は、斜面ａを切り取って対処しているが、工費及
び工期の面で大きな負担を強いられる。<A> Generally, if the embankment reinforcing material b is short, the stability of the embankment layer c cannot be ensured. Therefore, the embankment reinforcing material b requires a certain length or more. When the laying length of the embankment reinforcing material b is insufficient, the slope a is cut off to cope with the problem, but a great burden is imposed on the construction cost and the construction period.
【０００５】〈ロ〉 盛土補強材ｂの敷設長が不足しな
い場合でも、盛土補強材ｂの性能を十分に発揮させるた
め斜面ａの凹凸を無くす平面処理を行っているが、この
作業も施工コスト高騰の一因となっている。<B> Even when the laying length of the embankment reinforcing material b is not insufficient, the flat surface treatment for eliminating the unevenness of the slope a is performed in order to sufficiently exhibit the performance of the embankment reinforcing material b. This has contributed to the soaring price.
【０００６】〈ハ〉 補強盛土Ａに鉛直方向に向けた静
的荷重が作用する場合は特別問題とならないが、例えば
落石等の動的荷重が作用した場合は、盛土補強材Ｂが破
断する危険がある。<C> There is no special problem when a vertical static load acts on the reinforced embankment A. However, when a dynamic load such as falling rocks is applied, the embankment reinforcing material B may be broken. There is.
【０００７】本発明は以上の問題点を解決するためにな
されたもので、その目的とするところは、施工性を大幅
に改善できて、工期の短縮並びに工費の低減が図れる補
強盛土の構築技術を提供することにある。さらに本発明
の他の目的は、動的荷重による盛土補強材の破断を防止
する動的荷重吸収用補強盛土の構築技術を提供すること
にある。The present invention has been made to solve the above problems, and an object of the present invention is to provide a technique for constructing a reinforced embankment capable of greatly improving workability, shortening the construction period and reducing the construction cost. Is to provide. Still another object of the present invention is to provide a technique for constructing a reinforcing embankment for absorbing dynamic load, which prevents breakage of the embankment reinforcing material due to a dynamic load .
【０００８】[0008]
【課題を解決するための手段】請求項１に係る発明は、
斜面に隣接させて階層的に盛土層を構築しながら各盛土
層間に帯状の盛土補強材を介在させて構築する補強盛土
の構築方法において、斜面にアンカーを構築し、斜面と
各盛土層の間に、盛土層の変形を吸収する単粒構造の緩
衝層を介装し、前記アンカーと盛土補強材の端部との間
に、盛土の鉛直方向に向けて作用する動的荷重を吸収す
る緩衝装置を介装することを特徴とする、動的荷重吸収
用補強盛土の構築方法である。The invention according to claim 1 is
In the construction method of reinforcing embankment constructed by interposing a band-shaped embankment reinforcing material between each embankment layer while constructing the embankment layer hierarchically adjacent to the slope, construct an anchor on the slope,
A single-grain structure that absorbs deformation of the embankment layer between each embankment layer
Interposed the衝層, between the anchor and the end of the fill reinforcement, absorb dynamic load acting toward the vertical embankment
Dynamic load absorption characterized by interposed shock absorbers
Is a method for constructing a use reinforced embankment.
【０００９】請求項２に係る発明は、斜面に隣接させて
階層的に構築した盛土層の間に帯状の盛土補強材が介在
した補強盛土において、斜面と各盛土層の間に、盛土層
の変形を吸収する単粒構造の緩衝層が介装され、斜面に
設けたアンカーと盛土補強材の端部との間に、盛土の鉛
直方向に向けて作用する動的荷重を吸収する緩衝装置が
介装されていることを特徴とする、動的荷重吸収用補強
盛土である。[0009] The invention according to claim 2, in reinforcing embankment strip embankment reinforcement is interposed between the fill layer constructed hierarchically by adjacent slopes, between the slope and the embankment layers, embankment layer
Buffer layer of single-particle structure is interposed to absorb the deformation, between the end of the anchor and the embankment reinforcement provided on the slope, embankment of lead
A shock absorber that absorbs dynamic loads acting in the vertical direction
It is a reinforcing embankment for dynamic load absorption , which is interposed .
【００１０】請求項３に係る発明は、請求項２におい
て、緩衝装置が引張抵抗又は圧縮抵抗を有する弾性の緩
衝具と、長さ調整可能な連結具とよりなり、前記連結具
を構成するロッドに緩衝具を介装して構成することを特
徴とする、動的荷重吸収用補強盛土である。According to a third aspect of the present invention, in the second aspect, the shock absorber comprises an elastic shock absorber having a tensile resistance or a compression resistance, and a length-adjustable connection tool.
A reinforcing embankment for absorbing dynamic load, characterized in that a shock absorber is interposed in a rod constituting (1 ).
【００１１】[0011]
【００１２】[0012]
【００１３】[0013]
【００１４】[0014]
【００１５】[0015]
【発明の実施の形態１】以下図面を参照しながら本発明
に係る一実施の形態について説明する。Embodiment 1 Hereinafter, an embodiment according to the present invention will be described with reference to the drawings.
【００１６】〈イ〉補強盛土の構築方法 図２に補強盛土の構築現場の断面図を示す。斜面１０は
凹凸のあるままで平面に掘削したり、或いは拡幅掘削を
要しない。<A> Method of Building Reinforcement Embankment FIG. 2 is a cross-sectional view of a construction site of the reinforcement embankment. The slope 10 does not need to be excavated on a flat surface with unevenness or wide excavation.
【００１７】まず斜面１０にアンカー１１を構築した、
斜面１０に面して階層的に盛土層１２を展圧して構築す
る。盛土層１２の構築に際し、斜面１０側には緩衝層１
３を介挿して盛土すると共に、側面は擁壁１４で覆う。First, an anchor 11 was constructed on a slope 10.
The embankment layer 12 is hierarchically expanded facing the slope 10 and constructed. When constructing the embankment layer 12, the buffer layer 1 is provided on the slope 10 side.
3 and embankment, and the side surface is covered with a retaining wall 14.
【００１８】アンカー１１はロックボルト、アースアン
カー等を適用できる。緩衝層１３は緩衝機能と排水機能
を併有する骨材等の単粒材が望ましい。擁壁１４は公知
の擁壁ブロック、Ｌ字形の法面ユニット等を含む。As the anchor 11, a lock bolt, a ground anchor or the like can be applied. The buffer layer 13 is desirably a single grain material such as aggregate having both a buffer function and a drainage function. The retaining wall 14 includes a known retaining wall block, an L-shaped slope unit, and the like.
【００１９】次に盛土層１３にジオテキスタイルやジオ
グリッド等の土補強材１５を敷設し、盛土補強材１５の
一方を擁壁１４の背面に接続すると共に、その他方を緩
衝装置２０を介してアンカー１１に接続する。緩衝具２
０は伸縮抵抗を有する部材であれぱ、公知の各種部材を
使用できる。Next, an earth reinforcing material 15 such as geotextile or geogrid is laid on the embankment layer 13, one of the embankment reinforcing materials 15 is connected to the back surface of the retaining wall 14, and the other is anchored via the shock absorber 20. Connect to 11. Buffer 2
As long as 0 is a member having stretching resistance, various known members can be used.
【００２０】以上の各工程を繰り返して図３に示す如く
所定の高さの補強盛土３０を構築する。The above steps are repeated to construct a reinforcing embankment 30 having a predetermined height as shown in FIG.
【００２１】盛土補強材１５の他方をアンカー１１に接
続したのは、アンカー１１から反力を得て盛土補強材１
５の敷設長の不足を補うためである。したがって、本例
では従来の如く盛土補強材１５の長さが不足する場合で
も、斜面を拡幅掘削する必要がない。The other end of the embankment reinforcing member 15 is connected to the anchor 11 because a reaction force is obtained from the anchor 11 and the embankment reinforcing member 15 is connected to the anchor 11.
This is to make up for the shortage of the laying length of No. 5. Therefore, in this example, even if the length of the embankment reinforcing material 15 is insufficient as in the related art, it is not necessary to perform widening excavation on the slope.
【００２２】またアンカー１１と盛土補強材１５の間に
緩衝装置２０を介在したのは、補強盛土３０に作用した
動的荷重を緩衝装置２０で吸収して盛土補強材１５の破
断を回避するためである。緩衝層１３は盛土層１２の変
形を吸収するために機能する。The buffer device 20 is interposed between the anchor 11 and the embankment reinforcing material 15 in order to avoid the breakage of the embankment reinforcing material 15 by absorbing the dynamic load applied to the reinforcing embankment 30 by the buffer device 20. It is. The buffer layer 13 functions to absorb the deformation of the embankment layer 12.
【００２３】<ロ>緩衝装置 図１，４に緩衝装置２０の一例を示す。アンカー１１の
露出端は雄ねじが刻設されていて、リング状のアンカー
フック２１が螺着してある。アンカーフック２１はアン
カー１１を屈曲して一体に形成してもよい。<B> Buffer Device FIGS. 1 and 4 show an example of the buffer device 20. FIG. The exposed end of the anchor 11 is provided with a male screw, and a ring-shaped anchor hook 21 is screwed thereto. The anchor hook 21 may be formed by bending the anchor 11 integrally.
【００２４】アンカーフック２１と可動的に連結したシ
ャックル２２と、盛土補強材１５の終端との間が長さ調
整可能なターンバックル２３で接続してある。緩衝装置
２０に長さ調整機能を付与したのは、次の理由による。
盛土補強材１５は敷設長に合わせて切断して使用してい
るが、その全長が必ずしも正確ではない。そこで盛土補
強材１５の全長に多少の長短差があっても、この差をタ
ーンバックル２３で調整するためである。A shackle 22 movably connected to the anchor hook 21 and an end of the embankment reinforcing member 15 are connected by a turnbuckle 23 whose length can be adjusted. The reason why the length adjusting function is provided to the shock absorber 20 is as follows.
Although the embankment reinforcing material 15 is cut and used according to the laying length, the total length is not always accurate. Therefore, even if there is a slight difference in the overall length of the embankment reinforcing material 15, this difference is adjusted by the turnbuckle 23.
【００２５】ターンバックル２３の右方のロッド２５と
盛土補強材１５の終端の間は、連接棒１６を介して接続
してある。接続例としては、連接棒１６をロッド２５に
挿通すると共に、連接棒１６に盛土補強材１５を結束或
いは巻付けて接続するとよい。左方のロッド２６の中途
には、緩衝具２４が介挿されている。A connection rod 16 is connected between the right rod 25 of the turnbuckle 23 and the end of the embankment reinforcing member 15. As a connection example, the connecting rod 16 may be inserted into the rod 25, and the embankment reinforcing material 15 may be connected or wound around the connecting rod 16. The buffer 24 is inserted in the middle of the left rod 26.
【００２６】緩衝具２４は図１に示すばね部材の他に図
５に示すものであってもよい。図５の（ａ）は同一線上
に配置した各分割ロッド２６ａ，２６ｂの端部にストッ
パ２６ｃと受具２６ｄを夫々設け、これらの両部材２６
ｃ，２６ｄの間にコイルバネ２６ｅを配置した場合を示
し、同図の（ｂ）は両部材２６ｃ，２６ｄの間にゴム２
６ｆを配置した場合を示す。The shock absorber 24 may be the one shown in FIG. 5 in addition to the spring member shown in FIG. In FIG. 5A, a stopper 26c and a receiving member 26d are provided at the end of each of the divided rods 26a and 26b arranged on the same line.
FIG. 4B shows a case where a coil spring 26e is arranged between the two members 26c and 26d.
The case where 6f is arranged is shown.
【００２７】緩衝具２４は復元力を発生しないオイル式
のダンパー等であってもよく、またその配置位置も右方
のロッド２５の中途に配置してもよく、要はストッパ２
６ｃと受具２６ｄの間に弾性材が介装してあればよい。
尚、本例ではシャックル２２とターンバックル２３を用
いる場合について説明するが、本発明はこれに限定され
るものではなく、可動的に連結したり全長の長さを調整
可能であれば各種の連結具を適用できる。The shock absorber 24 may be an oil damper or the like which does not generate a restoring force, and may be arranged in the middle of the rod 25 on the right.
It is sufficient that an elastic material is interposed between 6c and the receiving member 26d.
In this embodiment, a case where the shackle 22 and the turnbuckle 23 are used will be described. Tools can be applied.
【００２８】分割ロッド２６ａ，２６ｂに離隔する方向
の引張力が作用すると、ストッパ２６ｃと受具２６ｄの
間に介装した弾性材（コイルバネ２６ｅ、ゴム２６ｆ）
が圧縮変形し、引張力を吸収しつつてロッド２６の全長
が実質的に長くなる。これにより盛土補強材１５の破断
を回避する。When a tensile force is applied to the divided rods 26a and 26b in a direction separating the rods 26a and 26b, an elastic material (coil spring 26e, rubber 26f) interposed between the stopper 26c and the receiving member 26d.
Are compressed and deformed, and the overall length of the rod 26 is substantially increased while absorbing the tensile force. Thereby, the breakage of the embankment reinforcing material 15 is avoided.
【００２９】<ハ>補強盛土の特性 本発明に係る補強盛土３０は、施工過程においては盛土
補強材１５をアンカー１１に接続して盛土補強材１５の
敷設長の不足を補うことができるので、従来の如く斜面
１０を拡幅掘削する必要がない。<C> Characteristics of Reinforcement Embankment The reinforcement embankment 30 according to the present invention can connect the embankment reinforcement material 15 to the anchor 11 in the construction process to compensate for the shortage of the laying length of the embankment reinforcement material. It is not necessary to perform widening excavation on the slope 10 as in the related art.
【００３０】またアンカー１１と盛土補強材１５の間
を、シャックル２２やターンバックル２３を介して接続
したことで、地山と盛土補強材１５の連結部の自由度が
増し、地山の不陸への対応が容易となる。Further, the connection between the anchor 11 and the embankment reinforcing member 15 via the shackle 22 and the turnbuckle 23 increases the degree of freedom of the connection between the ground and the embankment reinforcing member 15, thereby increasing the unevenness of the ground. It becomes easy to deal with.
【００３１】また盛土補強材１５は敷設長に合わせて切
断して使用しているが、その全長に多少の長短差があっ
ても、この差をターンバックル２３で調整して対処でき
る。Although the embankment reinforcing material 15 is cut and used in accordance with the laying length, even if there is a slight difference in the overall length, this difference can be adjusted by the turnbuckle 23 to cope with the difference.
【００３２】動的荷重に対しては、緩衝装置２０が力を
吸収しつつ全長を伸長するため、盛土補強材１５の破断
を回避できる。With respect to the dynamic load, since the shock absorbing device 20 extends the entire length while absorbing the force, the breakage of the embankment reinforcing material 15 can be avoided.
【００３３】[0033]
【発明の実施の形態２】前記実施の形態１はアンカー１
１と盛土補強材１５の間に緩衝装置２０を介装した場合
について説明したが、盛土補強材１５に介装する場合も
有る。[Embodiment 2] The embodiment 1 is an anchor 1
Although the case where the buffer device 20 is interposed between the embankment 1 and the embankment reinforcing member 15 has been described, there may be a case where the damping device 20 is interposed between the embankment reinforcing member 15.
【００３４】[0034]
【発明の実施の形態３】図６，７に本発明に係る補強盛
土３０の適用例を示す。図６は擁壁１４を垂直な壁面ブ
ロックで構成すると共に、補強盛土３０の最上に砂や袋
詰めした土砂等のクッション層４０を形成すると共に、
各種の落石防止柵４１を立設した場合を示す。また図７
は擁壁１４を植生ユニットで構成して擁壁面の緑化を図
ると共に、擁壁に勾配をつけた場合を示す。Third Embodiment FIGS. 6 and 7 show an application example of a reinforcing embankment 30 according to the present invention. FIG. 6 shows that the retaining wall 14 is composed of a vertical wall block, and a cushion layer 40 such as sand or bagged soil is formed on the top of the reinforcing embankment 30.
The case where various rock fall prevention fences 41 are erected is shown. FIG.
Shows a case where the retaining wall 14 is formed of a vegetation unit to green the retaining wall and that the retaining wall is inclined.
【００３５】[0035]
【発明の効果】本発明は次の効果を得ることができる。 <イ> 施工過程において盛土補強材をアンカーに接続し
て盛土補強材の敷設長の不足を補うことができるので、
従来の如く斜面を拡幅掘削する必要がなく、工費の削減
及び工期の短縮が可能となる。 <ロ> アンカーと盛土補強材の間を、シャックル及びタ
ーンバックルを介して接続したことで、地山と盛土補強
材の連結部の自由度が増し、地山の不陸への対応が容易
となるうえに、盛土補強材の長さ調整を行うことができ
る。 <ハ> 落石等の動的荷重に対しては、緩衝装置が力を吸
収しつつ全長を伸長するため、盛土補強材の破断を回避
できる。 <ニ> 斜面と盛土層の間に介装させた単粒構造の緩衝層
は盛土層の変形を吸収し、補強盛土の安定性維持に大き
く貢献する。According to the present invention, the following effects can be obtained. <B> In the construction process, the embankment reinforcement can be connected to the anchor to compensate for the shortage of the embankment reinforcement,
It is not necessary to widen and excavate a slope as in the related art, so that it is possible to reduce the construction cost and the construction period. <B> By connecting the anchor and the embankment reinforcing material via a shackle and a turnbuckle, the degree of freedom of the connection between the ground and the embankment reinforcing material is increased, making it easier for the ground to respond to uneven ground. In addition, the length of the embankment reinforcement can be adjusted. <C> With respect to dynamic loads such as falling rocks, the shock absorber absorbs the force and extends the entire length, so that the embankment reinforcing material can be prevented from breaking. <D> The single-grained buffer layer interposed between the slope and the embankment layer absorbs the deformation of the embankment layer and greatly contributes to maintaining the stability of the reinforced embankment.
【図１】 本発明の実施の形態１に係る補強盛土の説明
図FIG. 1 is an explanatory diagram of a reinforced embankment according to Embodiment 1 of the present invention.
【図２】 補強盛土の構築方法の説明図FIG. 2 is an explanatory view of a method of constructing a reinforcing embankment.
【図３】 施工完了後における補強盛土の上部の説明図FIG. 3 is an explanatory view of the upper part of the reinforcing embankment after the completion of construction.
【図４】 緩衝装置の説明図FIG. 4 is an explanatory view of a shock absorber.
【図５】 他の緩衝具例の説明図FIG. 5 is an explanatory view of another example of a shock absorber.
【図６】 本発明に係る補強盛土の適用例の説明図FIG. 6 is an explanatory view of an application example of the reinforcing embankment according to the present invention.
【図７】 本発明に係る補強盛土の他の適用例の説明図FIG. 7 is an explanatory view of another application example of the reinforcing embankment according to the present invention.
【図８】 本発明が前提とする補強盛土の説明図FIG. 8 is an explanatory view of a reinforcing embankment assumed by the present invention.
１０ 斜面 １１ アンカー １２ 盛土層 １３ 緩衝層 １４ 擁壁 １５ 盛土補強材 １６ 連接棒 ２０ 緩衝装置 ２１ アンカーフック ２２ シャックル ２３ ターンバックル ２４ 緩衝具 REFERENCE SIGNS LIST 10 slope 11 anchor 12 embankment layer 13 buffer layer 14 retaining wall 15 embankment reinforcing material 16 connecting rod 20 shock absorber 21 anchor hook 22 shackle 23 turnbuckle 24 shock absorber
───────────────────────────────────────────────────── フロントページの続き (72)発明者 野村 利充 新潟県新潟市五十嵐２の町9143−48 (72)発明者 渕上 正浩 富山県砺波市太郎丸3903番地 審査官 吉村 和彦 (56)参考文献 特開 平１−219216（ＪＰ，Ａ) 特開 平８−326074（ＪＰ，Ａ) 特開 平８−120695（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) E02D 17/18 E02D 17/20 106 ──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Toshimitsu Nomura 9143-48, Igarashi 2 Niigata City, Niigata Prefecture JP-A-1-219216 (JP, A) JP-A-8-326074 (JP, A) JP-A-8-120695 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) E02D 17 / 18 E02D 17/20 106
Claims (3)
築しながら各盛土層間に帯状の盛土補強材を介在させて
構築する補強盛土の構築方法において、 斜面にアンカーを構築し、 斜面と各盛土層の間に、盛土層の変形を吸収する単粒構
造の緩衝層を介装し、 前記アンカーと盛土補強材の端部との間に、盛土の鉛直
方向に向けて作用する動的荷重を吸収する緩衝装置を介
装することを特徴とする、 動的荷重吸収用補強盛土の構築方法。1. A method of constructing a reinforcing embankment in which a bank-shaped embankment reinforcing material is interposed between each embankment layer while constructing an embankment layer in a hierarchical manner adjacent to a slope, comprising: constructing an anchor on the slope; A buffer layer having a single grain structure that absorbs deformation of the embankment layer is interposed between the embankment layers, and a dynamic acting between the anchor and the end of the embankment reinforcement in the vertical direction of the embankment. A method for constructing a reinforced embankment for dynamic load absorption, comprising interposing a buffer device for absorbing a load.
土層の間に帯状の盛土補強材が介在した補強盛土におい
て、 斜面と各盛土層の間に、盛土層の変形を吸収する単粒構
造の緩衝層が介装され、 斜面に設けたアンカーと盛土補強材の端部との間に、盛
土の鉛直方向に向けて作用する動的荷重を吸収する緩衝
装置が介装されていることを特徴とする、 動的荷重吸収用補強盛土。2. A reinforced embankment in which a band-shaped embankment reinforcing material is interposed between embankments formed hierarchically adjacent to a slope, wherein a single grain between the slope and each embankment layer absorbs deformation of the embankment layer. A buffer layer with a structure is interposed, and a shock absorber that absorbs the dynamic load acting in the vertical direction of the embankment is interposed between the anchor provided on the slope and the end of the embankment reinforcing material. A reinforced embankment for dynamic load absorption.
抗又は圧縮抵抗を有する弾性の緩衝具と、長さ調整可能
な連結具とよりなり、前記連結具を構成するロッドに緩
衝具を介装して構成することを特徴とする、動的荷重吸
収用補強盛土。3. The shock absorber according to claim 2, wherein the shock absorber comprises an elastic shock absorber having a tensile resistance or a compression resistance, and a connecting member whose length can be adjusted, and the shock absorber is interposed on a rod constituting the connecting member. A reinforced embankment for absorbing dynamic loads, characterized in that it is constructed as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12015899A JP3333993B2 (en) | 1999-04-27 | 1999-04-27 | Construction method of reinforced embankment for dynamic load absorption and reinforced embankment for dynamic load absorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12015899A JP3333993B2 (en) | 1999-04-27 | 1999-04-27 | Construction method of reinforced embankment for dynamic load absorption and reinforced embankment for dynamic load absorption |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000309923A JP2000309923A (en) | 2000-11-07 |
| JP3333993B2 true JP3333993B2 (en) | 2002-10-15 |
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| JP12015899A Expired - Fee Related JP3333993B2 (en) | 1999-04-27 | 1999-04-27 | Construction method of reinforced embankment for dynamic load absorption and reinforced embankment for dynamic load absorption |
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| JP2002208676A (en) * | 2001-01-10 | 2002-07-26 | Mitsubishi Electric Corp | Semiconductor device, manufacturing and designing method therefor |
| KR20040017387A (en) * | 2002-08-21 | 2004-02-27 | 김영섭 | Grid fixing device for constructing of mechanically stabilized earth walls and reinforced soil slopes and construct method of existing banking area and cutting area using the device |
| KR100801066B1 (en) | 2006-12-29 | 2008-02-04 | 김광호 | Execution method of reinforced earth retaining wall for cutting face |
| CN107882047B (en) * | 2017-12-18 | 2023-10-03 | 成都市新筑交通科技有限公司 | Decompression buffer device |
| CN111764399B (en) * | 2020-06-10 | 2021-08-27 | 北京万兴建筑集团有限公司 | Wall protection reinforcing steel bar for underground pipe gallery foundation pit slope protection engineering and construction method thereof |
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1999
- 1999-04-27 JP JP12015899A patent/JP3333993B2/en not_active Expired - Fee Related
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| JP2000309923A (en) | 2000-11-07 |
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