Abstract: Moulding insert (8) for a mould manufacturing a concrete facing block (4) for a reinforced-ground structure (90), said reinforced-ground structure comprising a facing formed by such facing blocks and a fill in which reinforcements connected to the facing are installed, the moulding insert (8) comprising a shell (1), delimiting a general space of a connection connecting a reinforcement (3) to the facing block, a core envelope (2) obtained by moulding the shell separately, the shell having a first lateral face (15) pierced with a first orifice (11), in which a first end portion (21) of the core envelope is fitted, characterised in that the core envelope is in the general form of a truncated cone.

Abstract: An enclosing structure (1) comprising a backfill (2) and a roof (3), wherein the roof rests on the backfill and is attached to it.

Abstract: The invention relates to a building including a facing, a backfill at the back of the facing, synthetic reinforcement strips distributed in the backfill, and a connection system between the reinforcement strips and the backfill. The connection system includes fasteners having the shape of a continuous closed loop, each including two first portions for hooking to the facing and, alternating with the first portions along the closed loop shape, two second portions extending towards the back of the facing where they are folded back to form two loops inside of which at least one reinforcement strip extends.

Abstract: A facing element (10) for reinforced soil structure comprising: —first face (12) comprising at least a connecting member (14) configured to connect to said facing element at least one reinforcement member intended to reinforce the reinforced soil, —a second face (16) on which at least a protective membrane is intended to be applied, said second face is opposed to the first face, said second face has an essentially plane surface and comprises at least a fixing portion, the fixing portion comprising: —a contact surface (18) projecting from the plane surface of the second face, —a fastening element (20) anchored in the facing element and—a tightening element (22) engageable with the fastening element so as to fix the protective membrane between said tightening element and said contact surface.

Abstract: The invention relates to a flexible strip (1) for a civil engineering structure, that can extend longitudinally along a longitudinal axis and comprises at least one optical fiber (20) enabling a structure to be localized and measured in terms of deformation and/or temperature, where said optical fiber (20) is essentially arranged along the longitudinal axis and is surrounded by an at least partially reinforced thermoplastic polymeric matrix of continuous reinforcement fibers (30), essentially along the longitudinal axis, and where the mass quantity of continuous reinforcement fibers extending essentially along the longitudinal axis, WCF, is higher than, or equal to, ten times the mass quantity of optical fiber(s), WOF. The invention also relates to metrology devices and associated methods.

Abstract: A reinforced soil structure comprising:—a fill (1);—a facing (3) placed along a front face of the structure;—at least one main reinforcement member (2, 9, 26) connected to the facing and extending through a first reinforced zone (Z1) of the fill situated behind said front face; and—at least one secondary reinforcement member (6) disconnected from to the facing and extending in a second reinforced zone (Z2) of the fill which has, with said first reinforced zone (Z1), a common part (Z?), wherein the secondary reinforcement member (6) extends into the fill (1) up to a distance substantially shorter than the main reinforcement member (2, 9, 26), with respect to the front face and wherein the stiffness of the secondary reinforcement member (6) is greater or equal to the stiffness of the main reinforcement member (2, 9, 26).

Abstract: A civil engineering work (1) comprising a front face (9), a facing (3) having a back surface (32) and a front surface (31) that is substantially the same as said front face (9) of the work, a fluid-tight covering (4) on the back surface, a fill (2) arranged behind said fluid-tight covering (4), and an anchoring device (6) ensuring a mechanical linkage between the facing (3) and the fill (2), with said facing (3) comprising a cavity (5) inside of which a portion of the fluid-tight covering (4) is arranged to form a recessed space into which is inserted an anchoring element (16) that is a part of said anchoring device (6), and a method for implementing such a work.

Abstract: The invention relates to reinforced structures in the ground, including an embankment, a facing (4) placed along the front surface of the structure, an anchoring element (6) including a projecting element (8), which projects relative to an inner surface of the structure and an attachment element (10), and a stabilization element (12) including at least two longitudinal portions (14, 16) continuously connected together by an elbow portion (18), said elbow portion being delimited by a throat (20) forming, together with said elbow portion, an anchoring space suitable for receiving the attachment element of the anchoring element, the anchoring space and the attachment element being shaped so as to limit the movement of the stabilization element in every direction substantially parallel to the longitudinal direction of the stabilization element (12).

Abstract: A facing element (10) for reinforced soil structure comprising: a first face (12) comprising at least a connecting member (14) configured to connect to said facing element at least one reinforcement member intended to reinforce the reinforced soil, a second face (16) on which at least a protective membrane is intended to be applied, said second face is opposed to the first face, said second face has an essentially plane surface and comprises at least a fixing portion, the fixing portion comprising: —a contact surface (18) projecting from the plane surface of the second face, a fastening element (20) anchored in the facing element and a tightening element (22) engageable with the fastening element so as to fix the protective membrane between said tightening element and said contact surface.

Abstract: The invention relates to a method for modifying a reinforced soil structure, said structure comprising: a fill, a first facing including an outer face defining the front face of the structure, and at least one stabilization element connected to the first facing and extending in a reinforced area of the fill located behind the front face of the structure, the modification method including the steps of arranging a second facing along the outer face of the first facing, disconnecting the stabilization element from the first facing, connecting the stabilization element to the second facing.

Abstract: A reinforced soil structure including a fill (1), a facing (3) placed along a front face of the structure, at least one main reinforcement member (2, 9, 26) connected to the facing and extending through a first reinforced zone (Z1) of the fill situated behind the front face, and at least one secondary reinforcement member (6) disconnected from the facing and extending from the facing in a second reinforced zone (Z2) of the fill, which has, with said first reinforced zone (Z1), a common part (Z?), wherein the secondary reinforcement member (6) extends into the fill (1) up to a distance substantially shorter than the main reinforcement member (2, 9, 26), with respect to the front face and wherein the stiffness of the secondary reinforcement member (6) is lower or equal to the stiffness of the main reinforcement member (2, 9, 26).

Abstract: A facing element (34) for use in a stabilized earth structure where the facing element comprises at least a hollow part (37) with an opening (36) on the rear face (32) wherein a cylindrical core (5) is arranged at least partly in the hollow part (37) and consists of two continuous parts (51, 52) where the first part (51) has a continuously decreasing size to an extremity (54) and the second part (52) has a continuously constant and/or decreasing size to an extremity (55) and wherein: L2?1.2×d1; and A>0.24×d12; wherein: L2 is the distance between the extremity (54) of the first part (51) and the rear face (32); d1 is the width of the cylindrical core (5) at the extremity (54) of the first part (51); A is the area of the cross section of the cylindrical core (5) in the plane (X, Z). Improved anchoring properties are accordingly obtained.

Abstract: An enclosing structure (1) comprising a backfill (2) and a roof (3), wherein the roof rests on the backfill and is attached to it.

Abstract: The invention relates to reinforced structures in the ground, including an embankment, a facing (4) placed along the front surface of the structure, an anchoring element (6) including a projecting element (8), which projects relative to an inner surface of the structure and an attachment element (10), and a stabilisation element (12) including at least two longitudinal portions (14, 16) continuously connected together by an elbow portion (18), said elbow portion being delimited by a throat (20) forming, together with said elbow portion, an anchoring space suitable for receiving the attachment element of the anchoring element, the anchoring space and the attachment element being shaped so as to limit the movement of the stabilisation element in every direction substantially parallel to the longitudinal direction of the stabilisation element (12).

Abstract: The invention relates to a structure including a fill (1), reinforcing strips (2), and facing (3), the reinforcement strips (2) being anchored to the facing (3). The facing incorporates a path formed for a reinforcement strip (2) between two emergence points (PE1, PE2) that are located at the back surface (7) of the facing, wherein the path comprises: two adjacent portions (21, 22) that are placed so as to position each strip within an emergence plane (P1, P2); two curved portions (23, 24) provided as extensions of the two adjacent portions (21, 22) and arranged so as to deviate the strip out from the emergence planes (P1, P2); and a connecting portion connecting together the two curved portions (23, 24). In the structure, both emergence planes (P1, P2) are distinct and separated by a physical separator, and the connecting portion includes at least one loop (25) located outside the emergence planes (P1, P2) and outside the space between said emergence planes.

Abstract: The invention relates to a method for modifying a reinforced soil structure, said structure comprising: a fill, a first facing including an outer face defining the front face of the structure, and at least one stabilization element connected to the first facing and extending in a reinforced area of the fill located behind the front face of the structure, the modification method including the steps of arranging a second facing along the outer face of the first facing, disconnecting the stabilization element from the first facing, connecting the stabilization element to the second facing.

Abstract: Link device (100) between a facing element (20) of a reinforced ground construction work (1) and a longitudinal reinforcement (40), intended to extend in a backfill (60), which comprises a portion (101) for fixing to the facing element (20), two connecting portions (102), of which a first end of each of them is linked to a point of the fixing portion (101), in which a second end of each connecting portion is linked to a first end of a first and of a second return portion (103), in which the return portions (103) are substantially parallel to one another and in which a second end of each of the return portions is linked to a securing segment (104) substantially perpendicular to the return portions (103).

Abstract: A facing element (10) for reinforced soil structures comprising: a first facing sub-element (12) comprising at least one connecting member (16) configured to connect at least one reinforcement member to said first facing sub-element (12), a second facing sub-element (14), a linking device (22), wherein said first (14) and second (16) facing sub-elements are separated by a gap (20) and are linked together by the linking device (22) such that the first and second facing sub-elements have constant relative position.

Abstract: A reinforced soil structure comprising:—a fill (1);—a facing (3) placed along a front face of the structure;—at least one main reinforcement member (2, 9, 26) connected to the facing and extending through a first reinforced zone (Z1) of the fill situated behind said front face; and—at least one secondary reinforcement member (6) disconnected from to the facing and extending in a second reinforced zone (Z2) of the fill which has, with said first reinforced zone (Z1), a common part (Z?), wherein the secondary reinforcement member (6) extends into the fill (1) up to a distance substantially shorter than the main reinforcement member (2, 9, 26), with respect to the front face and wherein the stiffness of the secondary reinforcement member (6) is greater or equal to the stiffness of the main reinforcement member (2, 9, 26).

Abstract: A civil engineering work (1) comprising a front face (9), a facing (3) having a back surface (32) and a front surface (31) that is substantially the same as said front face (9) of the work, a fluid-tight covering (4) on the back surface, a fill (2) arranged behind said fluid-tight covering (4), and an anchoring device (6) ensuring a mechanical linkage between the facing (3) and the fill (2), with said facing (3) comprising a cavity (5) inside of which a portion of the fluid-tight covering (4) is arranged to form a recessed space into which is inserted an anchoring element (16) that is a part of said anchoring device (6), and a method for implementing such a work.