EP1114896A1 - Système d'attache d'une bande d'armature à une paroi d'un ouvrage de soutènement et dispositif de pose dudit système - Google Patents
Système d'attache d'une bande d'armature à une paroi d'un ouvrage de soutènement et dispositif de pose dudit système Download PDFInfo
- Publication number
- EP1114896A1 EP1114896A1 EP01400010A EP01400010A EP1114896A1 EP 1114896 A1 EP1114896 A1 EP 1114896A1 EP 01400010 A EP01400010 A EP 01400010A EP 01400010 A EP01400010 A EP 01400010A EP 1114896 A1 EP1114896 A1 EP 1114896A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- handles
- loop
- wall
- strip
- template
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0225—Retaining or protecting walls comprising retention means in the backfill
- E02D29/0241—Retaining or protecting walls comprising retention means in the backfill the retention means being reinforced earth elements
Definitions
- the invention relates to a system for attaching a reinforcing strip to a wall of a reinforced retaining structure.
- Such works by support are provided in the event of embankment, or even excavation, in the area construction of roads, wharves, highways, buildings and others achievements of the building sector and public works.
- Support structures reinforced with backfill, or cut include a facing wall, usually concrete, and between the solid located at the rear and the facing wall, a specific embankment, made of material granular, reinforced by linear reinforcing bands, extending in a plurality of superimposed horizontal planes.
- the reinforcing strips of reinforcement are fixed to the facing wall via a system of attachment.
- a fastening system comprising a pin winding of the reinforcing strip, mounted in two loops, or handles, of attachment, in plasticized and galvanized steel.
- the two handles are sealed in the facing wall and coupled by a metal connecting rod, embedded in the wall, ensuring good anchoring of the handles in the wall.
- fasteners of this type are at risk corrosion, in particular of the coupling rod of the two handles.
- the present invention proposes to overcome this drawback.
- the invention relates to a system for attaching a strip. of reinforcement to a wall of a reinforced retaining structure, comprising a support for winding the reinforcing strip and two fixing handles for the winding support on the wall, characterized in that the two handles are formed from a loop of non-corrodible material.
- the two handles extend each other continuously.
- the loop of non-corrodible material, partially embedded in the wall, guarantees good anchoring of the handles, without any risk of corrosion.
- the loop is made of plastic material.
- the loop may include a polyester fiber core, which provides the mechanical strength of the strip.
- the loop comprises a polyethylene sheath.
- the wall of the retaining structure, in which the loop of the fastening system is partially embedded, is usually made of concrete.
- the concrete is an alkaline medium which can damage polyester fibers.
- the polyethylene sheath protects the core in polyester fibers.
- the loop is formed from a strip rolled up on itself.
- the handles comprise the two ends of the strip.
- polyester loop at both ends of the band Thanks to this, the risks of deterioration of the fiber core are avoided. polyester loop at both ends of the band.
- the invention also relates to a device for installing the system. of attachment, explained above, to a wall of a retaining structure reinforced, including a loop shaping and training template of the two handles.
- means are provided for positioning the two handles along the template.
- means are provided to ensure the parallelism between two branches of each handle.
- the fastening system of the invention is intended to fasten a strip of reinforcement to a facing wall of a retaining structure, such as that represented in FIG. 1.
- This structure which supports a massif 1, includes, between the facing wall 2 and the solid block 1, a specific embankment 3 reinforced by 4-6 reinforcement strips, which extend in a plurality of planes superimposed.
- the wall 2 is constituted by the assembly of a plurality of panels.
- Each 4-6 reinforcement strip goes back and forth, "zig-zag", between a deflection bar 7-9, located near the block 1, and the facing wall 2, to which it is attached using the fastening system which will now be described.
- the fastening system includes a support 10 for winding an armature strip 4, or "pin", and two handles 11a, 11b for fixing the winding support 10 to the wall 2, projecting from the wall 2.
- the handles 11a, 11b perpendicular to the wall 2 and facing one of the other, are spaced a distance less than the length of the pin 10.
- Each handle 11a (11b) comprises two branches 13a, 14a (13b, 14b) substantially parallel and connected by a curved portion 15a (15b).
- the distance between the two branches 13a, 14a (13b, 14b) of a handle 11a (11b) is substantially equal to the diameter of the pin 10.
- the two handles 11a, 11b are formed from a basic loop 16. This loop 16, laid flat, has a generally oval shape and includes two parallel portions connected between them by two U-shaped connecting portions.
- the two connection portions are raised, the loop 16 thus generally and naturally in the form of a gondola.
- the loop 16 is partially embedded in the wall 2, from which it projects by the two handles 11a, 11b. These are thus extend each other by two loop portions, embedded in the wall 2. Thanks to the fact that the two handles are part of the same piece and are not so not isolated from each other, the loop portions, joining the two handles and embedded in the concrete, secure the fastening system to an interesting portion of the wall of the retaining structure. So the loop portions embedded in the concrete ensure excellent anchoring of handles 11a, 11b in the wall 2.
- the loop 16 is formed from a partially wound strip on itself and whose two ends 17, 18 are welded to the strip.
- the strip is made of non-corrodible plastic material. She understands a soul in polyester fibers, with high mechanical strength, in particular tensile strength, surrounded by a polyethylene protective sheath. The sheath is intended for protect the polyester fiber core from the alkalinity of the concrete in wall 2 and from the aggressiveness of the embankment used.
- the two handles 11a, 11b respectively comprise the two ends 17, 18 of the strip, which are thus outside the wall 2. Thanks to this, the web of the strip does not risk being damaged at the level of the ends 17, 18 due to the alkalinity of the concrete.
- the winding support 10 also called a pin, is a rod cylindrical. It is fixed to the wall 2 by passing through the two handles 11a, 11b. A reinforcing strip 4 is intended to be wrapped around the pin 10, on a half-turn, as shown in FIG. 2.
- This device 20 comprises a cylindrical bar 21, substantially of same shape as pin 10, forming template for loop configuration 16 and forming the two handles 11a, 11b.
- Two pairs of flanges, or annular flanges, 22a, 23a, 22b, 23b, intended to position the handles 11a, 11b along the template 21, are mounted on the template 21 and integral with it.
- Each handle 11a (11b) is intended for be blocked laterally, along the template 21, between the two flanges 22a, 23a (22b, 23b) of a pair of flanges, the spacing between the two pairs of flanges 22a, 23a, 22b, 23b thus defining the spacing between the two handles 11a, 11b.
- the laying device 20 also includes two spacers 24a, 24b, integral with the template 21, and two clips 25a, intended to press the handles 11a, 11b against the spacers 24a, 24b in order to ensure the parallelism between the branches 13a, 14a, 13b, 14b, handles 11a, 11b, at least a distance equal to the diameter of the pin 10.
- the spacers 24a, 24b are integral with the template 21. Each spacer 24a (24b) extends between the two flanges 22a, 23a (22b, 23b) of a pair of flanges, below the template 21, as shown in Figure 5.
- the two spacers 24a, 24b being identical, only one will now be described.
- the spacer 24a has the overall shape of a rectangular parallelepiped comprising two lateral bearing surfaces 27a, 28a, parallel to the axis longitudinal of the template 21, and an upper surface providing a cavity 28a for receiving the template 21.
- the distance separating the two bearing surfaces 27a, 28a is substantially equal to the distance between the two branches 13a, 14a handle 11a.
- Each clip 25a comprises two support arms 29a, 30a, elastically deformable, extending from each other and provided with two free ends support curved outwards.
- the two support arms 29a, 30a are intended to press the two arms by their curved free ends 13a, 14a of the handle 11a against the two bearing surfaces 27a, 28a of the spacer 24a, in order to ensure parallelism between the two branches 13a, 14a of the handle 11a and to maintain the loop 16 conformed during the installation of the system of attachment.
- the concrete panels constituting the wall 2 are manufactured by flat molding.
- the device When manufacturing a panel, the device is positioned laying 20 above the mold, the spacers 24a, 24b extending below of the template 21, and it blocks the template 21 in rotation. We then take the loop 16, not yet shaped.
- the loop 16 is conformed by applying it against the upper part of the template 21, between the two flanges 22a, 23a a pair of flanges, and against the bearing surfaces 26a, 27a of the spacer 24a.
- the clip 25a is then placed by straddling it on the template 21, by a vertical downward movement between the two flanges 22a, 23a.
- Both arm 29a, 30a of clip 25a press and hold, by their ends free curved, the two branches 13a, 14a of the handle 11a against the two bearing surfaces 26a, 27a of the spacer 24a, thereby ensuring parallelism between the two branches 13a, 14a.
- the clips 25a block handles 11a, 11b and thus prevent any movement of handles 11a, 11b that either up or down.
- the base band, from which the handles 11a, 11b are formed, was implicitly flexible in the description which has just been made. We could imagine a fastening system using a loop of rigid material or semi-rigid.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Tents Or Canopies (AREA)
- Building Environments (AREA)
- Automotive Seat Belt Assembly (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
- L'invention sera mieux comprise à l'aide de la description suivante d'une forme de réalisation particulière du système d'attache et de son dispositif de pose de l'invention, en référence au dessin annexé sur lequel:
- la figure 1 représente une vue en perspective d'un ouvrage de soutènement;
- la figure 2 représente une vue en perspective du système d'attache de l'invention fixé sur une paroi;
- la figure 3 représente une vue en perspective du système d'attache de la figure 2, sans la paroi;
- la figure 4 représente une vue de côté du système d'attache de la figure 2;
- la figure 5 représente une vue en perspective du dispositif de pose du système d'attache de la figure 2 et
- la figure 6 représente une vue en coupe transversale du dispositif de pose de la figure 5, le long de la ligne VI-VI.
Claims (13)
- Système d'attache d'une bande d'armature (4) à une paroi (2) d'un ouvrage de soutènement renforcé, comportant un support (10) d'enroulement de la bande d'armature et deux anses (11a, 11b) de fixation du support d'enroulement (10) à la paroi (2), caractérisé par le fait que les deux anses (11a, 11b) sont formées à partir d'une boucle (16) en matériau non corrodable et se prolongent ainsi l'une l'autre de façon continue.
- Système selon la revendication 1, dans lequel la boucle (16) est en matériau plastique.
- Système selon l'une des revendications 1 et 2, dans lequel la boucle (16) comprend une âme en fibres de polyester.
- Système selon la revendication 3, dans lequel la boucle (16) comprend une gaine en polyéthylène.
- Système selon l'une des revendications 1 à 4, dans lequel la boucle (16) est formée à partir d'une bande enroulée sur elle-même.
- Système selon la revendication 5, dans lequel les anses (11a, 11b) comprennent les deux extrémités (17, 18) de la bande.
- Dispositif de pose du système d'attache de la revendication 1 à une paroi d'un ouvrage de soutènement renforcé, comprenant un gabarit (21) de conformation de la boucle (16) et de formation des deux anses (11a, 11b).
- Dispositif selon la revendication 7, dans lequel il est prévu des moyens (22a, 23a, 22b, 23b) de positionnement des deux anses (11a, 11b) le long du gabarit (21).
- Dispositif selon la revendication 8, dans lequel les moyens de positionnement comprennent deux paires de collerettes (22a, 23a, 22b, 23b), montées sur le gabarit (21), destinées à bloquer latéralement les deux anses (11a, 11b) respectivement.
- Dispositif selon l'une des revendications 7 à 9, dans lequel il est prévu des moyens pour assurer le parallélisme entre deux branches (13a, 14a, 13b, 14b) de chaque anse (11a, 11b).
- Dispositif selon la revendication 10, dans lequel les moyens pour assurer le parallélisme entre les deux branches (13a, 14a, 13b, 14b) de chaque anse (11a, 11b) comprennent une entretoise (24a, 24b), s'étendant entre les collerettes (13a, 14a, 13b, 14b) d'une paire.
- Dispositif selon la revendication 11, dans lequel il est prévu des moyens (25a) pour plaquer les deux branches (13a, 14a) de l'anse (11a) contre l'entretoise (24a).
- Ensemble de deux anses de fixation pour le système d'attache de la revendication 1, caractérisé par le fait que les deux anses (11a, 11b) sont formées à partir d'une boucle (16) en matériau non corrodable et se prolongent l'une l'autre de façon continue.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0000178A FR2803610B1 (fr) | 2000-01-07 | 2000-01-07 | Systeme d'attache d'une bande d'armature a une paroi d'un ouvrage de soutenement et dispositif de pose dudit systeme |
FR0000178 | 2000-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1114896A1 true EP1114896A1 (fr) | 2001-07-11 |
EP1114896B1 EP1114896B1 (fr) | 2005-03-16 |
Family
ID=8845691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01400010A Expired - Lifetime EP1114896B1 (fr) | 2000-01-07 | 2001-01-04 | Système d'attache d'une bande d'armature à une paroi d'un ouvrage de soutènement et dispositif de pose dudit système |
Country Status (8)
Country | Link |
---|---|
US (1) | US6447212B2 (fr) |
EP (1) | EP1114896B1 (fr) |
JP (1) | JP4544754B2 (fr) |
AT (1) | ATE291126T1 (fr) |
AU (1) | AU780932B2 (fr) |
DE (1) | DE60109334D1 (fr) |
FR (1) | FR2803610B1 (fr) |
TR (1) | TR200100153A2 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2860811A1 (fr) | 2003-10-13 | 2005-04-15 | Freyssinet Int Stup | Ouvrage en sol renforce et procede pour sa construction |
FR2874392A1 (fr) * | 2004-08-17 | 2006-02-24 | Dominique Georges Guy Boscher | Systeme modulaire de plaques d'ancrages pour murs de soutenements |
WO2007102070A2 (fr) * | 2006-03-09 | 2007-09-13 | Terre Armee Internationale | Structure de sol stabilisée et éléments de parement pour sa construction |
EP2434059A1 (fr) | 2010-09-24 | 2012-03-28 | Terre Armée Internationale | Structure de sol renforcée |
EP2434060A1 (fr) | 2010-09-24 | 2012-03-28 | Terre Armée Internationale | Structure de sol renforcée |
RU2544346C2 (ru) * | 2010-11-26 | 2015-03-20 | Терр Армэ Энтернасьональ | Облицовочный элемент с приданной ему сжимаемостью |
Families Citing this family (21)
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US6854236B2 (en) | 2001-10-11 | 2005-02-15 | Allan Block Corporation | Reinforcing system for stackable retaining wall units |
US6792731B2 (en) | 2001-10-11 | 2004-09-21 | Timothy A. Bott | Reinforcing system for stackable retaining wall units |
KR100660356B1 (ko) * | 2004-10-19 | 2006-12-21 | 이정수 | 조립식 보강토 옹벽 지지용 띠형 섬유보강재의 시공방법및 이 시공방법에 사용되는 띠형 섬유보강재 |
FR2878268B1 (fr) * | 2004-11-25 | 2007-02-09 | Freyssinet Internat Stup Soc P | Ouvrage en sol renforce et elements de parement pour sa construction |
FR2896520A1 (fr) * | 2006-01-23 | 2007-07-27 | Freyssinet Soc Par Actions Sim | Ouvrage erige devant une paroi preexistante, comportant un parement et un remblai entre la paroi et le parement, et procede pour sa realisation |
FR2913436B1 (fr) * | 2007-03-05 | 2009-05-29 | Terre Armee Internationale Soc | Ouvrage en sol renforce et elements de renfort pour sa construction |
US20080292413A1 (en) * | 2007-05-23 | 2008-11-27 | Mateer Stephen A | Cast stone, earthen retaining wall system incorporating geogrid, textile or fabric as the soil reinforcement. |
TW200932998A (en) * | 2008-01-24 | 2009-08-01 | Ke-Jian Yu | Method of forming retaining wall for water and soil conservation and retaining plates |
US8579552B2 (en) * | 2008-01-24 | 2013-11-12 | Kei-Chien Yu | Ecological board and its applications |
US7828498B2 (en) * | 2008-04-02 | 2010-11-09 | Sorheim Daniel R | Connection mechanism for large scale retaining wall blocks |
FR2939157B1 (fr) * | 2008-12-02 | 2013-02-15 | Terre Armee Int | Ouvrage en sol renforce et elements de parement pour sa construction |
US20100215442A1 (en) * | 2009-02-26 | 2010-08-26 | Ackerstein Industries | Retaining wall stabilization system |
FR2948386B1 (fr) | 2009-07-22 | 2011-07-29 | Terre Armee Int | Dispositif de liaison pour un ouvrage en sol renforce, ouvrage et procede associes |
MX2012010901A (es) * | 2010-03-25 | 2012-11-23 | Terre Armee Int | Edificio con suelo reforzado. |
US9103089B2 (en) * | 2013-03-15 | 2015-08-11 | Tricon Precast, Ltd. | Loop and saddle connection system and method for mechanically stablized earth wall |
US20140345220A1 (en) | 2013-05-24 | 2014-11-27 | Francesco Ferraiolo | Anchoring system for concrete panels in a stabilized earth structure |
FR3010423B1 (fr) | 2013-09-09 | 2016-02-19 | Soletanche Freyssinet | Systeme d'attache sur ancrage geotechnique et ensemble de renfort utilisant une telle attache. |
US20150078838A1 (en) * | 2013-09-18 | 2015-03-19 | Kenneth Shaw | Horizontal connection for mechanically stabilized earth walls |
US10161099B2 (en) * | 2014-12-22 | 2018-12-25 | Tricon Precast, Ltd. | Geosynthetic connection systems and methods for mechanically stablized earth walls |
JP5931307B1 (ja) * | 2016-01-26 | 2016-06-08 | 株式会社山源 | 止水装置 |
US11174615B2 (en) * | 2019-05-07 | 2021-11-16 | E.C. Manufacturing, LLC | Landscaping walls, systems and methods |
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WO1984002510A1 (fr) * | 1982-12-21 | 1984-07-05 | Shiraijitsugyo Co Ltd | Elingue en fibre en forme de courroie |
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WO1998006907A1 (fr) * | 1996-08-09 | 1998-02-19 | Derrick Ian Peter Price | Renforcement du sol |
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- 2001-01-04 EP EP01400010A patent/EP1114896B1/fr not_active Expired - Lifetime
- 2001-01-04 DE DE60109334T patent/DE60109334D1/de not_active Expired - Lifetime
- 2001-01-04 AT AT01400010T patent/ATE291126T1/de not_active IP Right Cessation
- 2001-01-05 AU AU11085/01A patent/AU780932B2/en not_active Ceased
- 2001-01-05 TR TR2001/00153A patent/TR200100153A2/xx unknown
- 2001-01-08 US US09/756,091 patent/US6447212B2/en not_active Expired - Fee Related
- 2001-01-09 JP JP2001001400A patent/JP4544754B2/ja not_active Expired - Lifetime
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WO1984002510A1 (fr) * | 1982-12-21 | 1984-07-05 | Shiraijitsugyo Co Ltd | Elingue en fibre en forme de courroie |
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005040506A1 (fr) | 2003-10-13 | 2005-05-06 | Freyssinet | Structure de sol renforcee et sa methode de construction |
FR2860811A1 (fr) | 2003-10-13 | 2005-04-15 | Freyssinet Int Stup | Ouvrage en sol renforce et procede pour sa construction |
FR2874392A1 (fr) * | 2004-08-17 | 2006-02-24 | Dominique Georges Guy Boscher | Systeme modulaire de plaques d'ancrages pour murs de soutenements |
US7850400B2 (en) | 2004-11-25 | 2010-12-14 | Freyssinet International (Stup) | Stabilized soil structure and facing elements for its construction |
US8152417B2 (en) | 2004-11-25 | 2012-04-10 | Terre Armee Internationale | Stabilized soil structure and facing elements for its construction |
WO2007102070A2 (fr) * | 2006-03-09 | 2007-09-13 | Terre Armee Internationale | Structure de sol stabilisée et éléments de parement pour sa construction |
EA013729B1 (ru) * | 2006-03-09 | 2010-06-30 | Терр Арме Энтернасьональ | Закрепляющая грунт конструкция и облицовочные элементы для ее изготовления |
CN101400861B (zh) * | 2006-03-09 | 2011-01-19 | 泰瑞埃米国际公司 | 加固土结构及其建造中使用的护面构件 |
WO2007102070A3 (fr) * | 2006-03-09 | 2007-11-22 | Terre Armee Int | Structure de sol stabilisée et éléments de parement pour sa construction |
HRP20080424B1 (hr) * | 2006-03-09 | 2017-02-10 | Terre Armee Internationale | Stabilizirana struktura tla i elementi za oblaganje za njegovu konstrukciju |
EP2434059A1 (fr) | 2010-09-24 | 2012-03-28 | Terre Armée Internationale | Structure de sol renforcée |
EP2434060A1 (fr) | 2010-09-24 | 2012-03-28 | Terre Armée Internationale | Structure de sol renforcée |
WO2012038549A1 (fr) | 2010-09-24 | 2012-03-29 | Terre Armee Internationale | Structure de sol renforcée |
US9080303B2 (en) | 2010-09-24 | 2015-07-14 | Terre Armee Internationale | Reinforced soil structure |
RU2544346C2 (ru) * | 2010-11-26 | 2015-03-20 | Терр Армэ Энтернасьональ | Облицовочный элемент с приданной ему сжимаемостью |
Also Published As
Publication number | Publication date |
---|---|
FR2803610A1 (fr) | 2001-07-13 |
JP4544754B2 (ja) | 2010-09-15 |
US20010014255A1 (en) | 2001-08-16 |
ATE291126T1 (de) | 2005-04-15 |
TR200100153A3 (tr) | 2001-08-21 |
TR200100153A2 (tr) | 2001-08-21 |
AU1108501A (en) | 2001-07-12 |
AU780932B2 (en) | 2005-04-28 |
DE60109334D1 (de) | 2005-04-21 |
EP1114896B1 (fr) | 2005-03-16 |
JP2001226969A (ja) | 2001-08-24 |
US6447212B2 (en) | 2002-09-10 |
FR2803610B1 (fr) | 2002-09-27 |
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