Abstract: A seawall section includes a central hub having an axis extending in a longitudinal direction and three circumferentially spaced walls extending radially from the central hub. Each of the walls is made of cast concrete reinforced with a rebar cage having a plurality of longitudinally spaced pairs of parallel rebars extending radially from the central hub to an end rebar that extends perpendicularly relative to the parallel rebars. Each end rebar is connected to radially outer ends of one of the pairs of parallel rebars. A seawall comprises a plurality of the seawall sections connected together end-to-end with a cable, and connecting plates fastened to adjacent sections. A form for manufacturing the seawall section encloses connected rebars and is filled with concrete.

Abstract: The present invention is a barrier wall comprising: a foundation, wherein the foundation has a plurality of extensions protruding from one side of the foundation; a set of lower buttress walls positioned along each of the extensions; a first deck positioned on the first set of lower buttress walls; a set of upper buttress walls positioned along the decks upper surface; a second deck positions on the second set of upper buttress walls; and a front wall positioned to substantially cover the set of lower buttress walls, the lower deck, the set of upper buttress walls, and the upper deck.

Abstract: A masonry block has a front, a back, a top surface, a bottom surface, a first side and a second side. The front has a front-top edge and a front-bottom edge. A number of steps (e.g. two steps) that rise above the top surface are setback from the front-top edge by a first setback distance. An equal number of notches are formed/cut into the bottom surface. A first notch of the notches is setback from the front-bottom edge by a second setback distance. When stacked to form a wall, the steps of a lower masonry block interface with the notches of a next higher masonry block and the first setback distance is greater than the second setback distance resulting in an overall setback as defined by a difference between the first setback distance minus the second setback distance.

Abstract: Seawalls and methods for making seawalls are disclosed. A seawall may include a concrete footing, with a first plurality of anchorages disposed in the concrete footing. A plurality of precast concrete tee beams may include single-tee beams and/or double-tee beams. Flanges of the tee beams may be positioned to form seaward and landward faces of the wall, and stems of the tee beams may be coupled to the footing between the seaward and landward faces. A second plurality of anchorages may be disposed at tops of the stems. Elongate steel components extend through the stems, and are tensioned between the first plurality of anchorages and the second plurality of anchorages. Interior fill may be disposed between the seaward and landward faces. One or more wave deflectors may be disposed above the tee beams.

Abstract: An extension system for a bucket tractor includes a boom and a scaffold removably secured to a base configured to be supported with a bucket of a tractor.

Abstract: A simulated stone or brick column or retaining wall is made up of rows of masonry blocks of generally trapezoidal configuration arranged in end-to-end relation to one another in each row, each block including a recessed portion being aligned with one another in each row and each block having textured wall surfaces simulating the appearance of brick or stone along one or more wall surfaces arranged in different configurations without the necessity of interlocking the blocks together.

Abstract: A security barrier for deployment in crowd control and/or containment, the security barrier being capable of adopting at least two configurations. In a first configuration the security barrier is erected for deployment and comprises a compartment bounded at its front by a front panel for providing a barricade, at its rear by a rear panel of lower height than the front panel, at its sides by respective side panels pivotally connecting the rear and front panels, and at its bottom by a bottom panel connected at least two of the front panel, the rear panel, and the respective side panels. In its second configuration the security barrier is collapsed for storage and/or transportation.

Abstract: A retaining wall having a plurality of courses of retaining wall blocks including a first upper course and a second lower course. Each retaining wall block has opposed front and rear faces, opposed first and second side surfaces, and opposed and substantially parallel upper and lower surfaces, and at least one weight bearing pad extends from one of the upper and lower surfaces. The at least one weight bearing pad extends substantially from the rear face to the front face of the block. The weight bearing pads are the only areas of contact between the blocks in the first upper course and the blocks in the second lower course.

Abstract: The present invention relates to a method of constructing a band type fiber reinforcement material for a reinforced-soil retaining-wall structure which enables quick and easy connection of a band type fiber reinforcing material, provides various connection methods therefor, and prevents stress from being concentrated in a connection part with a facing member during the sinking of a reinforced soil body, including: inserting a band type fiber reinforcement material into reinforcement material insertion members provided in facing members standing at a front of a reinforced soil mass (G) such that the facing members are adjacent to each other in leftward and rightward directions; spreading the band type fiber reinforcement material on the reinforced soil mass and laying and hardening a backfill material on the band type fiber reinforcement material and the reinforced soil mass; and repeatedly carrying out the first step and the second step until a predetermined height is reached.

Abstract: A wall system includes a face joint member including a substantially flat face and at least two webs extending orthogonally on an opposite side to the flat face. The wall system further includes a counterfort beam coupled to the face joint member, wherein the counterfort beam includes at least two counterfort webs extending from a counterfort flange that extends between the at least two counterfort webs. The counterfort beam is coupled to the face joint member by coupling the at least two counterfort webs to the at least two webs of the face joint member.

Abstract: Provided is a pre-cast structural and/or decorative retaining walls, concrete walls that require moment restraints in one or two directions like retaining walls, monuments, levy walls, fences, building walls or any freestanding wall structure consisting of concrete walls constructed on a horizontal surface normally at a manufacturing facility, on rolling platforms or other substrate, or preferably built on the construction site where after curing the pre-fabricated walls can be installed at a site. The pre-cast panels can have a wide variety of decorative elements readily applied to both the upper and lower downside reflection surface. A unique feature is the buttress system that is added to the back of the wall system when elevated retention is required. By placing the buttress portion on top of the footing, and tying into the pre-decorated wall with reinforcement, an eco-friendly, design optional retaining wall system is accomplished which is rapidly and economically installed.

Abstract: A stackable concrete wall block is disclosed having a body with an irregular front portion and a prism shaped rear portion, the irregular front portion has a three dimensional surface structure embossed in the front face providing the appearance of natural stone and the regular rear portion facilitating stacking of like blocks. The rear portion has parallel sidewalls perpendicular to a rear wall, which are more easily manufactured by dry casting than tapered sidewalls. A lip protrudes from at least one of the sidewalls of the rear portion and is coplanar with the front face for spacing the body of the block from that of a like block placed adjacent thereto. The lateral lip generates spacing between adjacent blocks at a back terminal edge, thereby allowing the assembly of curved walls. The irregular front face extends over the lip so that the front face is continuous over the lip.

Abstract: A living wave barrier is disclosed. The barrier is made up of a plurality of habitat modules that have cooperating depending footer elements and recesses in the bottom and top sides, respectively. The footer elements are spaced to allow limited free flow of water around the modules. Environmental elements, such as stones and the like, are disposed on the modules to provide a suitable habitat for local aquatic life and further removable elements may be provided to contain oyster spat. The barrier may be attached to an existing pier by way of a throughbore in each of the modules or may stand alone secured on the seabed by a pad. The barrier provides wave attenuation and may also be used to create a recreational area such as a snorkeling park or artificial reef.

Abstract: A variable retaining wall system may include a block having a top, a bottom, and a hollow core area. At least one set of setback knobs may attach to the block. The at least one set of setback knobs may include a primary set of setback knobs and a secondary set of setback knobs of a different angle than the primary set of setback knobs. The at least one set of setback knobs may be removable.

Abstract: A wall block comprises an upper surface and an opposed lower surface. A front face and an opposed back face, and a first side face and an opposed second side face, are disposed between the upper surface and the lower surface. The first side face and the second side face generally extend from the front face to the back face. The block includes one or more features that define a horizontal alignment direction. The front face extends from the first side face to the second side face generally along a direction that is slanted with respect to the horizontal alignment direction.

Abstract: A block for forming a structure, the block having a top, a bottom, a front wall, a back wall and two side walls, the block having disposed proximate the top at least one projection, the block having disposed proximate the bottom thereof at least one recess, wherein when the structure is formed from a plurality of the blocks, the at least one projection of one block engages with the at least one recess of another block.

Abstract: A bag for retaining structures, includes a plurality of cells aligned side-by-side in a continuous manner and configured to be filled with a filling material. Each cell of the bag includes a bottom wall, a first side wall, a second side wall, a back wall, and a front wall, the front wall being longer than the back wall. Furthermore, the first and second side walls each include a) a first corner located where the back wall connects with the bottom wall, said first corner being substantially 90 degrees; and b) a second corner located where a respective top edge of each side wall connects with the rear wall, said second corner being substantially 90 degrees.

Abstract: A loop and saddle assembly includes a loop member and a saddle member. The loop member may include multiple layers (preferably 4 layers) of a geosynthetic material. The saddle member may have a curved seating surface adapted for cooperative engagement with the inner surface of the loop member. The saddle member may include a first generally planar truncated end at a first end of the curved seating surface and a second generally planar truncated end at a second end of the curved seating surface. The saddle member may include a lower surface with a concave profile extending from the first truncated end to the second truncated end. The loop member may be cast into a precast concrete panel with a portion of the loop member extending out of the precast concrete panel. The saddle member may be disposed in cooperate engagement with the loop member inside the loop member.

Abstract: Disclosed is a retaining wall construction system for preventing tsunamis and flood damages and a construction method thereof. The retaining wall construction system includes hexagonal multi-layered interlocking blocks built in a plurality of lines for forming a retaining wall, wherein S-shaped connection sections are formed on an outer periphery for a plurality of interlocking blocks, and hexagonal multi-layered interlocking blocks, which are adjacent to each other and different from each other, are connected to each other via the S-shaped connection sections to be movable in the vertical direction.

Abstract: A wall block having a block body having opposed front and back faces, opposed first and second side walls, and opposed and substantially parallel top and bottom faces, the top face having a receiving channel, and the receiving channel opening onto one or more pin holes. The wall block can be used in a retaining wall made of (i) a plurality of blocks including at least one lower course and at least one upper course, at least one block comprising a block body having opposed front and back faces, opposed first and second side walls, and opposed and substantially parallel top and bottom faces, the top face having a receiving channel, and the receiving channel opening onto one or more pin holes; (ii) a soil retaining material; and (iii) a channel bar.

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: A retaining wall system, as well as embodiments of blocks and other devices for use in a retaining wall system. In some embodiments, a retaining wall includes a plurality of face blocks and a plurality of trunk blocks arranged in a plurality of courses of blocks. In some embodiments, a face block can include a face portion and a pair of leg portions, and each of the leg portions can be adapted to be coupled to a trunk block. In some embodiments, various block connecting devices can be used to connect blocks in a single course of blocks and various block alignment devices can be used to align blocks in adjacent courses.

Abstract: A block combinable with other similar blocks to form a wall comprises a front surface; a top surface including a plurality of bosses, two or more of which are located adjacent each other in a direction along the front surface; and a bottom surface including a groove that has a floor. Each of the two or more bosses of the top surface includes a summit, and the summit of each define a plane. When the block is placed on another similar block such that the bottom surface of the block and a top surface of the other similar block oppose each other to form an interface region, the groove holds two or more bosses of the other similar block that are included in the other similar block's top surface, and the floor does not intersect the plane defined by the two or more bosses of the other similar block.

Abstract: A dry-cast concrete block is provided. The dry-cast concrete block comprises a surface to be exposed, at least a portion of the surface having a cast texture with a natural stone appearance. The cast texture may have a surface level difference of greater than 4 mm. In one example of implementation, the dry-cast concrete block may be a paving unit, in which case the surface level difference may be greater than 6 mm, such as between 6 mm and 12 mm. In another example of implementation, the dry-cast concrete block may be a wall construction unit, in which case the surface level difference may he greater than 15 mm, such as between 15 mm and 25 mm. Each of a plurality of points of the cast texture may define a respective texture angle between 75° and 90°. The cast texture may comprise at least one valley each having a respective depth greater than 4 mm. A process for manufacturing such a concrete block is also provided.

Abstract: A retaining wall block, a retaining wall system, and method of constructing a retaining wall are provided. The retaining wall block has a pair of top projections, a top groove, a pair of bottom grooves and a bottom protrusion to connect one retaining wall block to another. The block is connectable to another block in one of a first position where front faces of the block and the other block are aligned, and a second position where the front faces of the block and the other block are offset.

Abstract: A multi-component segmented retaining wall (SRW) block that may form a mortarless retaining wall. Each SRW block includes an interlocking face unit and an anchor unit that together form a vertically oriented hollow core bounded by the inner walls of the face unit and the anchor unit. Each face unit and anchor unit pair are interlocked by complementary connector elements.

Abstract: A crimped connection system and methods for use in connection with the construction of earth walls is disclosed. A grid-type soil mat may be provided with a number of crimped ends. The crimped ends may be adapted for engagement through the use of a locking member with another soil mat or with a plurality of anchors partially embedded within a precast concrete panel. The plurality of anchors may be formed as part of a gang or unitary structure to facilitate alignment of the anchors when being cast into the precast concrete panels.

Abstract: A loop and saddle assembly includes a loop member and a saddle member. The loop member may include multiple layers (preferably 4 layers) of a geosynthetic material. The saddle member may have a curved seating surface adapted for cooperative engagement with the inner surface of the loop member. The saddle member may include a first generally planar truncated end at a first end of the curved seating surface and a second generally planar truncated end at a second end of the curved seating surface. The saddle member may include a lower surface with a concave profile extending from the first truncated end to the second truncated end. The loop member may be cast into a precast concrete panel with a portion of the loop member extending out of the precast concrete panel. The saddle member may be disposed in cooperate engagement with the loop member inside the loop member.

Abstract: A retaining wall comprises a precast concrete face panel with integral counterfort connected to the rear of the facing and a precast concrete base supporting the facing and the counterfort. The counterfort comprises a reinforced concrete slab having a substantially vertical front portion at a substantially right angle to a base portion, and a rear portion running from substantially the top of the counterfort to the rear of the base portion thereof. The face and counterfort module is connected to the base module through the use of rebar and openings which are fixedly attached together using a high strength group.

Abstract: A variable retaining wall system may include a block having a top, a bottom, and a hollow core area. At least one set of setback knobs may attach to the block. The at least one set of setback knobs may include a primary set of setback knobs and a secondary set of setback knobs of a different angle than the primary set of setback knobs. The at least one set of setback knobs may be removable.

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 retaining wall system employs a wall structure, at least one grid member, and first and second rods. The wall structure comprises a wall member and a plurality of wall loops. The first and second rods extend between at least two of the plurality of wall loops. At least portions of at least one of the first and second rods may pass through the wall loops. A grid member is arranged at least partly around one of the first and second rods such that tension applied to one grid member causes one grid member to engage the first and second rods to increase friction between the at least one grid member and the first and second rods. One of the first and second rods is inserted at least partly through one of the wall loops to transfer tension loads on one grid member to the wall member.

Abstract: Disclosed herein are various embodiments of systems related to modular earth retaining wall systems. In one embodiment, among others, a precast retaining wall block configured for assembly into a retaining wall includes a front face portion, a web portion extending outwardly from a rear surface of the front face portion, a rear panel portion, and a geogrid material wrapped around at least a portion of the rear panel portion and extending outwardly from the rear panel portion.

Abstract: Retaining wall building blocks for receiving fill material during construction of a retaining wall, retaining walls constructed with the building blocks and methods of manufacture of the building block wherein the block comprises a cast cement body having a base, a generally upright face wall extending upward from the base, two generally upright side walls extending upward from the base and generally rearward of the face wall, the base, upright face wall, and side walls each having an inner and an outer surface, the side walls each having a top and a rearward most end, and a fill receiving cavity defined by base inner surface, side wall inner surfaces and face wall inner surface for receiving fill material, the fill receiving cavity having a volume wherein a ratio of the volume of the fill receiving cavity to the volume of the retaining wall building block is at least 0.75:1, respectively.

Abstract: A double-wall structure, such as a fence wall or a parapet wall, has two back-to-back walls each constructed of successive courses of concrete wall blocks dry-stacked one atop another with each succeeding course set back relative to the immediately preceding course so that the two walls converge upwardly towards one another and are capped at the top by cap blocks. Each wall block has protuberances that protrude upwardly from the top face of the block and a groove provided in the bottom face thereof. The groove is located and dimensioned relative to the protuberances so that the grooves of wall blocks in each succeeding course engage with the protuberances of wall blocks in the immediately preceding course to establish the setback distance between abutting courses of wall blocks.

Abstract: A multi-component segmented retaining wall (SRW) block that may form a mortarless retaining wall. Each SRW block includes an interlocking face unit and an anchor unit that may be interlocked by complementary connector elements. The face units each have a front face that has one or more coplanar stacking surfaces to provide greater stability when the face units are stacked for shipping.

Abstract: A retaining wall system comprising an earth structure defining an earth surface, a wall system arranged on the earth surface, and a backfill structure arranged on the earth surface behind the wall system. The backfill structure comprises a base portion, a plurality of backfill members, and a cap portion. The base portion comprises at least one layer of loose backfill material. The plurality of backfill members are arranged in at least one course on top of the base portion. The cap portion comprises at least one layer of loose backfill material.

Abstract: One embodiment of a system of the present disclosure can be implemented as follows. A plurality of wall blocks are stacked to form at least a portion of a retaining wall, each wall block having an interior face, an exterior face; a top surface, and a bottom surface. The system further includes retaining means for securing at least one reinforcement member between stacked wall blocks, the retaining means including a pair of reinforcement member retaining bars that are positioned within a slot crossing the transverse length of the top surface of at least one wall block. A first of the retaining means secures the at least one reinforcement member against the bottom of the slot and a second of the retaining means secures the first retaining members against the side of the slot, such that the at least one reinforcement member is additionally secured between the pair of retaining means. Other systems and methods are also provided.

Abstract: A system and method of constructing a mechanically stabilized earth (MSE) structure. A wire facing is composed of horizontal and vertical elements. A soil reinforcing element has a plurality of transverse wires coupled to at least two longitudinal wires having lead ends that upwardly-extend. A bearing plate includes one or more longitudinal protrusions configured to receive and seat the upwardly extending lead ends and couple the soil reinforcing element to the wire facing, and in particular to the vertical element. Multiple systems can be characterized as lifts and erected one atop the other to a desired MSE structure height.

Abstract: The invention discloses a containment module applicable as an auxiliary containment element for the execution and maintenance of cuts, fills, walls, etc., and more generally for the construction of several types of civil works; the module is essentially L-shaped having a long section and a short section substantially forming a right angle, the connection between them being reinforced by means of a bevel, and where the base of the long section is rough for increasing the friction with the soil.

Abstract: A wall block having a block body having opposed front and back faces, opposed first and second side walls, and opposed and substantially parallel top and bottom faces, the top face having a receiving channel, and the receiving channel opening onto one or more pin holes. The wall block can be used in a retaining wall made of (i) a plurality of blocks including at least one lower course and at least one upper course, at least one block comprising a block body having opposed front and back faces, opposed first and second side walls, and opposed and substantially parallel top and bottom faces, the top face having a receiving channel, and the receiving channel opening onto one or more pin holes; (ii) a soil retaining material; and (iii) a channel bar.

Abstract: A retaining wall or steeply faced slope is disclosed having a naturally green facade. The wall or slope is made of blocks of compacted earth, each having a face reinforced with wire mesh and covered with vegetation such as native grasses. The blocks may be formed onsite, saving transportation costs and other waste, using native soils. The mesh may extend beyond other faces of each block to provide handles and geogrid anchoring. A press is disclosed to form the blocks by compacting soil mixed with cement, the press including hydraulic rams or screw jacks that create immense pressures and having wedge shaped sides that relieve lateral confining pressure when the block is extracted.

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 traffic barrier including a precast base having a wall port capable of receiving an existing earth wall therein, a first row of rebar coupled to the base and extending outwardly away therefrom, and a second row of rebar coupled to the base and extending outwardly away therefrom. A moment slab is connected to the first and second rows of rebar in such a manner that a proximal end of the moment slab directly abuts flush against an anterior side of the base. A connects adjacent ones of the bases at an end-to-end pattern.

Abstract: A concrete block and a concrete block set for building a segmental retaining wall. Each block of the block set comprises front and back faces connected together by side walls extending between a top surface and a bottom surface. The shapes of the side walls create a lateral interlock system between adjacent blocks, and one of the side walls is preferably inwardly bevelled. Each block of the block set also comprises a longitudinal slot on the bottom surface. The blocks forming a first subset of the block set are provided with a vertical connector centered between said front and back faces, on the top surface, and sized to fit into the longitudinal slot located on the bottom surface of a block positioned immediately above in a segmental retaining wall. The blocks forming a second subset are not provided with such a vertical connector.

Abstract: A two-stage MSE system for securing a facing to an earthen formation is disclosed. The system includes a wire grid laterally-offset from the facing and a formation anchor coupled to the wire grid. The formation anchor includes a face plate, a wave plate, and an eyebolt extensible through the face plate and wave plate to secure the plates on opposing sides of the wire grid. The wave plate has transverse protrusions that align with and seat adjacent vertical wires of the facing. A facing anchor is coupled to the facing and a turnbuckle assembly secures the facing to the wire grid by coupling to the facing anchor and the formation anchor. A soil reinforcing element may also be attached to the formation anchor.

Abstract: An assembly of blocks for use in yard and garden environments includes a plurality of discrete blocks each having a body portion and a joining portion, the joining portion having a plurality of angled teeth. The teeth of a first one of the plurality of blocks interlock with the teeth of a second one of the plurality of blocks such that the first and second blocks are connected together and arranged perpendicular relative to one another so that the plurality of blocks has an L-shaped configuration.

Abstract: Single and multiple retaining wall blocks and block systems in which the blocks are provided with a face connection system which includes at least one front lip extending from a top surface of the block and a bottom channel formed into a front face and bottom surface of the block. The front lips have a length which is equal to the width of the blocks.

Abstract: A retaining wall block can include a top surface and opposing bottom surface, a front surface and opposing rear surface, and first and second opposing side surfaces. A projection can extend downwardly from the bottom surface and can include a forwardly facing indexing surface oriented generally parallel with the front surface of the block. The indexing surface can be configured to engage a rearwardly facing surface of a block in a lower course of blocks. The block can also include a pair of spaced apart key slots defined in the rear surface. Each key slot can include an enlarged interlocking portion and a throat portion extending from the interlocking portion to the rear surface. An assembly can be created whereby a pair of correspondingly shaped keys of an elongate barrier member are engaged with key slots of block so as to inhibit rearward horizontal displacement of the keys within the key slots.

Abstract: A block combinable with other similar blocks to form a wall comprises a front surface; a top surface including a plurality of bosses, two or more of which are located adjacent each other in a direction along the front surface; and a bottom surface including a groove that has a floor. Each of the two or more bosses of the top surface includes a summit, and the summit of each define a plane. When the block is placed on another similar block such that the bottom surface of the block and a top surface of the other similar block oppose each other to form an interface region, the groove holds two or more bosses of the other similar block that are included in the other similar block's top surface, and the floor does not intersect the plane defined by the two or more bosses of the other similar block.