Abstract: Zero-ascend omnispecies (ZAO) attraction system includes a fish passage attraction module that can be deployed in a fishway where water flows downstream. The fish passage attraction module includes a body having a first end and an opposite second end, first adaptor adjacent the first end and second adaptor adjacent the second end. The adaptors are configured to alter water flow fields downstream of the module so as to attract fish to an entrance thereof.

Abstract: Disclosed is an automotive road construction machine, particularly a recycler or a cold stripping machine, comprising an engine frame that is supported by a chassis, a working roller which is stationarily or pivotally mounted on the engine frame and is used for machining a ground surface or road surface. The chassis is provided with wheels or tracked running gears which are connected to the engine frame via lifting column and are vertically adjustable relative to the engine frame. Each individually vertically adjustable lifting column is equipped with a device for measuring the actual vertical state of the lifting column.

Abstract: A graphical user interface (GUI) for customizing wave profiles of waves generated by a caissons in a wave pool is disclosed herein. The GUI includes a screen displaying preload settings including a water height profile in one or more caissons among the plurality of caissons. The GUI includes a screen displaying one or more fill settings including a velocity threshold to control a rate at which water is filled into the caissons. The GUI includes a screen displaying one or more push settings including a dampening factor and/or a manual adjustment of intake and/or exhaust valve angles for controlling a descent of water in the one or more caissons. The first screen, the second screen, and the third screen are operable based on the one or more preload settings, the one or more fill settings, and/or the one or more push settings to generate the wave profiles of waves.

Abstract: A tunnel formwork device includes a frame and at least two support structures connectable to the frame of the tunnel formwork device and spaced apart from each other in the longitudinal direction of the tunnel formwork device for supporting the frame on a tunnel floor. The frame carries at least two hydraulic support cylinders at at least two positions spaced apart from one another in the longitudinal direction, which support cylinders can be connected to longitudinal beams running in the longitudinal direction. The longitudinal beams carry tunnel formwork elements of the tunnel formwork apparatus. At least one lifting device is arranged on the frame, which lifting device carries at least one working platform. The lifting device has a lifting drive for moving the working platform relative to the frame.

Abstract: A foundation system for supporting a structure may include a main post, a racking post, and a barb assembly. The main post may include an upper section and a lower section below the upper section. The racking post may be telescopically connected to the upper section of the main post. The barb assembly may be connected to the lower section of the main post. The barb assembly may be configured to move from an unexpanded state to an expanded state, thereby forming a wedge shape at a lower section of the main post.

Abstract: A bund system for the retention of solid or liquid or pourable waste material; bunds of the bund system comprising retaining structures; the retaining structures including at least one vertical structural element relative a base; the base covering a portion of a ground surface; the bunds maintained in a selected position on the ground surface by interaction of the retaining elements with a mass of compacted material.

Abstract: A nuclear island base slab of a nuclear power plant and a manufacturing method therefor, and a nuclear island of a nuclear power plant. The nuclear island base slab of a nuclear power plant includes a concrete base slab body and a plurality of air ducts embedded in the concrete base slab body. The air duct has an internal-penetrating bent pipe structure. A first end of the air duct is exposed on an upper surface of the concrete base slab body. A second end of the air duct is exposed on a side surface or the upper surface of the concrete base slab body.

Abstract: A longwall mining shield base lift method. The method includes removing an old wear pad and installing a new wear pad.

Abstract: A ram assembly comprises a top plate defining one or more clamp openings and one or more top plate lift openings, a bottom plate defining one or more anchor openings, a lift plate defining one or more lift plate ram cable openings, and one or more ram wire rope assemblies. Each ram wire rope assembly extends through one lift plate ram cable opening and between one clamp opening and one anchor opening to inhibit movement of the top plate, the bottom plate, and the lift plate relative to each other. The top plate lift opening is sized and dimensioned to allow at least a portion of the actuator rod assembly to extend through the top plate. The lift plate is adapted to be secured relative to the actuator rod assembly.

Abstract: An autonomous off-road vehicle (AOV) includes a vehicle body and a vehicle arm coupled to the vehicle body and including a set of prongs and a clamp extending outward from an end of the vehicle arm. A controller causes the vehicle arm to pick up a pile by: aligning the set of prongs with an end of the pile such that a first prong aligns with an opening on a first side of a web of the pile and a second prong aligns with a space on a second side of the web, inserting the set of prongs into the opening on the first side and the space on the second side, and compressing the clamp into an exterior surface of a flange of the pile such that the set of prongs are reciprocally compressed into an interior surface of the flange on either side of the web.

Abstract: A pile-driver assembly for driving a pile into the ground, preferably offshore, and a method of driving a pile into the ground using the pile-driver assembly is disclosed. The assembly includes a casing defining a chamber, the chamber being configured to house a fluid. The assembly further includes a positioning element configured to position the casing at or on the pile, wherein at least a portion of the positioning element is positioned between the chamber and the pile. The assembly further includes actuating means, wherein actuation of the actuating means displaces the chamber relative to the positioning element, such that the chamber moves away from the pile, and wherein the actuating means is configured to release the chamber for displacement towards the pile such that a force is exerted by the chamber on the positioning member, to controllably drive the pile into the ground.

Abstract: A delaminated subway station structure in a sea-land connection region includes an openly-excavated station hall, a platform floor, a first air shaft duct, a second air shaft, up and down entrances and exits, a barrier-free entrance and exit, and an under-rail street passage, where the platform floor is formed by expanding an existing running tunnel, such that a double-vault structure of the platform floor is formed; two groups of up and down entrances and exits are disposed, and located in waiting regions on two sides respectively to connect expanded ear chambers on two sides and the openly-excavated station hall; two groups of barrier-free entrances and exits are disposed, and located in the waiting regions on the two sides respectively; and the under-rail street passage is closely attached to a bottom plate of the existing running tunnel to form an underpass and connects to the expanded ear chambers.

Abstract: Method for connecting a termination hub (201a) to a porch hub (101a) at a subsea location by using a subsea fluid connection system (1). The connection system (1) comprises a porch part (100) with the porch hub (101a), a termination part (200) with the termination hub, and a connector (300). The method comprises a) landing the termination part (200) on the porch part (100) at a subsea location; b) moving the termination hub (201a) of the termination part (200) into alignment with the porch hub (101a) of the porch part (100); c) with the connector (300), connecting the termination hub (201a) to the porch hub (101a). The method further comprises d) after step c), actuating a moment arrestor arrangement (400), thereby further arresting the termination part (200) to the porch part (100). A subsea fluid connection system is also disclosed.

Abstract: A drill device comprising: a pile configured such that same descends to a seafloor surface through a mooring installation device provided in a ship, and a part of the body thereof is fixed in an area of the seafloor surface as the upper surface thereof is pressurized in the vertical direction; a driving pipe configured such that same descends to the seafloor surface through a through-hole formed in the pile, the body thereof is inserted into a seafloor foundation, and same is recovered through the through-hole after excavation is completed; a chain, one end of which is fixed to one side of the pile, and the other end of which is introduced through the through-hole such that same is inserted into the seafloor foundation together with the driving pipe; and a drill bit unit.

Abstract: A wear pad for a longwall mining shield base lift. The wear pad includes at least one spanner hole for rotating the wear pad with a lever, at least one threaded retaining hole, and a retaining bolt threaded through the retaining hole until it contacts a cylinder rod to which the wear pad is to be attached.

Abstract: A guide of an excavation tool replacement device includes an inner guide member configured to guide advancing and retreating of an excavation tool, and an outer guide member configured to support the inner guide member such that the inner guide member is movable to a face side and an anti-face side. The inner guide member has, at a face side end thereof, a first sealing member configured to come into close contact with a gate plate from the anti-face side.

Abstract: Disclosed is a floating river module that has at least one buoy to float also the other parts of the module, the other parts including an at least partly sub-merged vertical wall element being solidly attached to the buoy, the vertical wall element including a horizontal keel element. Also disclosed is a floating river system formed from such modules for guidance of fish.

Abstract: The present invention is a fish passage system for use at dams. It may incorporate one or more reversible pump-turbines for controlling and generating power from downstream flow of water and fish and for pumping water and fish upstream. For low head embodiments the system may use water stored at above headwater elevation in lieu of a reversible pump turbine for moving fish and water from tailwater to headwater.

Abstract: A boring method is provided and can include directing a laser beam at an exposed face of a bulk target in a longitudinal direction. The laser beam can be configured to liquefy and/or gasify the target within the laser beam. The method can also include removing, by the laser beam, a channel of predetermined length and width within the target. The method can further include moving the laser beam in a closed loop of predetermined diameter to define a cut portion of the target laterally bounded by the closed loop. A ligament of the cut portion can remain attached to the target. The method can additionally include separating the ligament from the target. The method can also include removing the cut portion from the target after separating the ligament to form a bore.

Abstract: Methods, apparatus, and systems involving wastewater treatment systems are provided. Plastic grids, with first and second legs are provided. These first and second legs have distal ends separated from each other. Flat pipes are also provided for wastewater treatment systems.