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WO/2022/234088A1 |
The present invention relates to ground drainage apparatus, suitable for draining soils, e.g. to reduce pore water pressure behind retaining walls or within clay slopes. A ground drainage apparatus comprises a ground anchor (100); and a ...
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WO/2022/232637A1 |
Centralizer for centering rebar within a bore hole comprises a first sleeve section, a second sleeve section and a radially protruding section. A referential central axis of the centralizer passes through the first sleeve section, the re...
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WO/2022/226592A1 |
An injection system for a self-drilling rock bolt assembly (1), the system including: a receptacle (2) to be fixed in use to a drill head (4) of the self-drilling rock bolt assembly (1), the receptacle (2) having a nozzle receiving end (...
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WO/2022/227725A1 |
A trench forming construction method, comprising the following steps: determining a trench forming position; constructing a guide wall so as to form a guide wall trench; placing a rectangular drill bit into the bottom of the wall guide t...
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WO/2022/229481A1 |
The invention relates to a connecting device for a post of a roadway equipment support structure, which includes a hollow drum with a circular, elliptical or polygonal cross-section, comprising a first end for anchoring to the foundation...
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WO/2022/229363A1 |
The present invention relates to a hydraulic down-the-hole hammer. The hammer comprises an elongate shaft and a piston having a central bore therethrough, the piston slidably mounted for reciprocal movement on the shaft and arranged to i...
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WO/2022/232144A1 |
A ground anchor assembly including high-load ground anchor and method of using same is disclosed. For example, the presently disclosed high-load ground anchor assembly may include a load-bearing top cap tethered to the ground anchor via ...
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WO/2022/223471A1 |
The invention relates to a foundation pile (2) having a first end (3) and a second end (4), the foundation pile (2) having fastening means (11) at the first end (3) for fastening a superstructure (5), the foundation pile (2) being hollow...
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WO/2022/223481A1 |
Pile assembly to be vibratorily driven into soil for a foundation, the pile assembly comprising a pile shaft, a pile tip, a mounting member and a pile sleeve. The pile tip is mountable to a bottom end of the pile shaft, wherein the pile ...
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WO/2022/221422A1 |
A subsea foundation (10) comprises at least one mudmat (12) having a top panel (18) and a skirt (20) depending from the top panel to be embedded into seabed soil. At feast one auxiliary plate (26) is supported by the mudmat, the plate be...
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WO/2022/219343A1 |
The present invention provides a precast wall section for constructing a modular retaining wall comprising a plurality of said wall sections. The precast wall section comprises first and second outer faces, first and second end faces for...
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WO/2022/219883A1 |
Provided is an anchor with which the number of work steps during construction can be reduced and multiple types of fixed objects can be selectively fixed. An anchor 10 comprises a shaft 22 embedded in the ground, a head 24 that is provid...
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WO/2022/213766A1 |
The present invention provides a microbiologically induced calcium carbonate precipitation gravel composite pile reinforcement structure and a construction method, which are used for pre-buried drip irrigation, which are used for the lon...
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WO/2022/205075A1 |
Disclosed are a jet grouting pipe curtain supporting method and system by using large-span short-distance underground excavation to under-penetrate an existing underground structure. Underground excavation is performed below an existing ...
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WO/2022/212449A1 |
A pile driver driven foundation bracket system includes a foundation bracket drive unit and a foundation bracket unit. The foundation bracket drive unit includes a pile driving unit interface configured to engage with a pile driving unit...
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WO/2022/200692A1 |
The invention relates to a method for forming a wall structure (10) in the ground (100) by drilling, wherein the wall structure (10) extends in contact with a body of water (111) in the form of a harbour structure (116), - a plurality of...
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WO/2022/200096A1 |
The invention relates to a construction machine for inserting a displacement pipe into the ground, wherein the displacement pipe has a main pipe body and, at its lower end, a closure device which comprises at least one closure flap that ...
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WO/2022/203525A1 |
The present invention relates to a system that strengthens and supports ceilings in tunnels and galleries, which comprises: a drilling device; a bolting device; a beam having two pairs of guides and feed tables that are adjacent and long...
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WO/2022/200098A1 |
The invention relates to a construction method and to an arrangement for carrying out a construction project, involving creating multiple foundation elements on a building site by way of at least one construction device, wherein informat...
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WO/2022/195723A1 |
The purpose of the present invention is to provide a utility pole and a pole construction method therefor with which it is possible to promote the simplification and efficiency of work for new construction and replacement, and shorten th...
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WO/2022/192791A1 |
Various aspects include devices, systems, and methods for securing an anchoring element to a seafloor. The methods may use a subsea anchorage installation system that may include a subsea grout supply assembly. The subsea grout supply as...
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WO/2022/189544A1 |
The invention relates to an assembly (1) comprising: - a hollow component (2) with a component opening (3), - a cover (4), by means of which the component opening (3) is closed, and - a fan (5) for ventilating the interior (6) of the com...
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WO/2022/190754A1 |
Provided is a method for manufacturing a steel pipe sheet pile in which a joint pipe is provided on an outer peripheral surface of a steel pipe body and a mechanical joint pipe provided to an end part of the steel pipe body, while ensuri...
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WO/2022/183022A1 |
Devices, systems, and methods for anchoring a drill rig at a borehole are disclosed. An anchor assembly includes a rod mountable within a borehole, an adapter positioned on an end of the rod, an anchor face unit having a plurality of dri...
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WO/2022/174572A1 |
An offshore wind power single pile-friction wing composite foundation and a construction method therefor. The offshore wind power single pile-friction wing composite foundation comprises a single pile and a friction wing. The friction wi...
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WO/2022/174318A1 |
A subsea foundation (10) comprising an upright pile (12), a support table (16) on top of the pile (12), and a capture rod (26) fixed to the pile (12) and extending above a level of the support table (16), wherein a lower end of the captu...
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WO/2022/171253A1 |
The invention relates to an anchor (1) for absorbing forces and/or transferring forces into a subsoil (15), in particular for slope protection, having the following features: a. the anchor (1) comprises a flexible textile material (3), a...
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WO/2021/144773A9 |
The invention concerns a soil-displacement drill (1) comprising: a drill pipe (4); a widening (5) at one end (16) of the drill pipe (4), which is provided with: - a screw blade (6) for screwing the drill (1) into the substrate (2), and -...
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WO/2022/163632A1 |
A pile loading test jig is provided that comprises: a stress transfer member which, from above, contacts a jack placed on the top end of a test pile that penetrates into the ground inside of a tubular reaction force pile that penetrates ...
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WO/2022/160379A1 |
Disclosed in the present invention is a construction method for a large-diameter cast-in-situ thin-walled prestressed concrete steel pipe pile. The construction method comprises the following steps: (1) drilling a pile hole; (2) sinking ...
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WO/2022/160712A1 |
Disclosed is a method for consolidating a soft soil foundation by using industrial solid waste as a main raw material. The raw material of a soft soil curing agent comprises the following components in percentages by mass: 35.0-42.0% of ...
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WO/2022/161782A1 |
The invention relates to a milling head (1) which has a rotational axis (x) and is used for machining a pile head (80) of a pile (8) having a pile core (81), a pile casing (82) and a metal reinforcement (83) therebetween, the milling hea...
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WO/2022/161097A1 |
A corrosion-resistant resilient clamping solid square pile, comprising a square pile body (10) and at least one a resilient clamping structure (30) embedded into the bottom of the square pile body (10). A mounting recess (20) is provided...
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WO/2022/156948A1 |
The invention relates to a method for groundworking using civil engineering machinery which comprises at least one rotary drive unit for rotatingly driving a groundworking tool, at least one advancing unit with which the groundworking to...
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WO/2022/156821A1 |
A pile driving device and a pile driving method, relating to the technical field of directional pile driving. The pile driving device comprises a pile body (1), a pile driver (6), and a controllable guide apparatus; the pile driver (6) i...
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WO/2022/157650A1 |
Attachment system (1) for detachably coupling a female tube end (4) and a male tube end (5) to each other to form foundation piles, comprising: - corresponding cylindrical sleeve holes (8, 9) in tube sleeves of the tube ends (4, 5); - a ...
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WO/2022/154691A1 |
The invention relates to ground anchors and can be used for securing various structures and equipment to the ground. A central element and its outer elements are embedded to a given depth in the ground. An anchor assembly is formed by a ...
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WO/2022/149421A1 |
In a piling 1 according to the present invention, two or more plate-shaped fins 5 are arranged on the outer circumferential surface of a piling main unit 3 at the bottom end of the piling main unit 3, the fins 5 having a vertical length ...
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WO/2022/144162A1 |
Method for producing a retaining wall (W) configured to extend into the ground, comprising the steps of providing at least a first longitudinal support member (24) having a receiving portion and extending in a first longitudinal directio...
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WO/2022/141388A1 |
The present invention relates to the technical field of cofferdam construction. Disclosed is a fixed inner support ring beam of a locking steel pipe pile cofferdam, comprising a steel pipe pile cofferdam arranged on an artificial island....
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WO/2022/134232A1 |
Provided is a plastic casing secant pile construction method, the steps being: (1) constructing first pile holes (11, 12, 13) at intervals; (2) lowering a first steel reinforcing cage (31) carrying a first plastic hollow pipe (32) into t...
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WO/2022/139571A1 |
A pile mechanical locking mechanism with screwed-on grooved locking protuberance/protuberances (3), that by virtue of the flex of the non-welded, screwed-on grooved protuberance/protuberances (3) and by the locking pin/pins (7) having a ...
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WO/2022/134224A1 |
A construction method for a pre-stressed pull-resistant anchor rod of a concrete expansion head, comprising the steps of: 1) movably pressing a steel casing (13) against a pile end anchor (14) and sinking same down together to a set dept...
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WO/2022/135641A1 |
A support structure, such as a monopile, for a wind turbine, comprising a tubular body having a wall extending about a body axis, the wall defining a leading edge and an outer circumferential surface extending away from the leading edge ...
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WO/2022/126807A1 |
A concrete building pile foundation preparation system and preparation method, the concrete building pile foundation preparation system comprising a long auger, a mud pump, and a concrete injection machine. Boreholes are supported by mud...
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WO/2022/127466A1 |
A novel offshore wind turbine foundation suitable for a shallow covering layer and a construction method therefor, the offshore wind turbine foundation comprising a single pile (1). A gravity disc (3) is fixedly mounted on the single pil...
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WO/2022/132549A1 |
A micropile connection for supporting a vertical pile for a support system is disclosed herein. The micropile connection includes a base and two micropile sleeves attached thereto. The two micropile sleeves are configured to direct micro...
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WO/2022/112989A1 |
A column formation tool comprising a head portion and a shank portion. The head portion comprises a core portion and an outer peripheral portion which surrounds the core portion. The outer peripheral portion comprises protuberances which...
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WO/2022/112644A1 |
The invention relates to a method and an arrangement for estimating a pile quality, for example the bearing capacity of a pile. An arrangement for estimating a pile quality comprises a weight arranged to blow a pile head and a sensor (10...
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WO/2022/109616A1 |
A lift system and method for supporting a structure. The lift system includes a first buoyant sponson tank comprising a sponson tank that extends from a first end to a second end, a mechanical assembly extending from the second end of th...
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