Abstract: A dock leveler that fits within a loading dock. In some embodiments, the dock leveler may include a leg bracket assembly couplable to a back wall of the dock and a deck. The leg bracket assembly may include a deck hinge shaft. The deck may include a deck platform having a back end and a front end and a beam coupled to a bottom surface of the deck platform. The deck may include a C-shaped profile, a first end coupled to the bottom surface of the deck platform proximate to the back end, and a second end coupled to the bottom surface of the deck platform proximate to the front end.

Abstract: A dock leveler for a loading dock. In some embodiments, the dock leveler may include a leg, a deck hinge bracket coupled to a top portion of the leg, a first stock plate coupled to the deck hinge bracket, and a deck hinge shaft coupled to the first stock plate. The first stock plate may extend upward from the deck hinge bracket and may extend along at least a portion of the length of the deck hinge bracket.

Abstract: At least one of a method, apparatus, and system, as discussed herein and depicted in the figures that includes a first dock section, the first dock section including a first proximal end and a first distal end; a second dock section, the second dock section including a second proximal end and a second distal end; and a moveable guide system that connects the first dock section and the second dock section in a deployed position, such that the first proximal end of the first dock section abuts the second distal end of the second dock section, wherein the moveable guide system is configured to allow for the first dock section to be guided into a stowed position, on top of the second dock section.

Abstract: A central road safety barrier includes modules mutually couplable by means of a bolt which engages holes made in protrusions extending in a longitudinal direction at the ends of the modules. Walls adjacent to the protrusions improve the transfer between the modules of an impact of an errant vehicle on the barrier and improve response to an impact. The safety barrier provides an emergency openable passage. A module may include a wall solidly constrained to an upright and adjacent to the protrusions of the module on a first side of the barrier. An openable passage module has a further wall solidly constrained to a further upright and adjacent to the protrusions of the openable passage module on a second side of the barrier.

Abstract: A traffic intersection (100) comprising first and second approach portions (107, 108, 109, 110) configured to permit travel towards said intersection (100) only from first and second approach directions respectively, and first and second exit portions (111, 112, 113, 114) configured to permit travel away from said intersection (100) only in first and second exit directions respectively, wherein the intersection (100) is configured to direct approaching traffic from each approach portion to either exit portion.

Abstract: A screed assembly for a paving machine includes a screed plate, an end gate, and compression mechanisms. The screed plate paves a material to form a mat on a work surface. The end gate restricts a spread of the material in a lateral direction of the paving machine. The end gate includes a support structure and a floating wall. The support structure includes an engagement portion and the floating wall is slidably disposed relative to the support structure and is configured to be guided along the work surface during the paving operation. Further, each compression mechanism includes at least one compression member disposed in an engaged state with respect to at least one of the engagement portion and the floating wall. An actuation of the compression member moves the floating wall with respect to the screed plate to adjust a clearance between the floating wall and the screed plate.

Abstract: A roadway section comprises a body, a wireless battery charger, a leveling foot, and a thermal conduction coupler. The body includes rigid pavement. The wireless battery charger is embedded in the body and is configured to induce an electrical charge on a battery of a vehicle traveling on the roadway section. The leveling foot is embedded in the body and is configured to raise or lower a portion of the body with respect to the ground underneath the roadway section. The thermal conduction coupler is embedded in the body and extends between the wireless battery charger and the leveling foot.

Abstract: A concrete surface working machine includes a base portion and a screed head mounted at the base portion. The screed head includes a grade setting device and a vibrating element attached at a frame of the screed head. The screed head includes a rock tamper adjustably attached at the frame of the screed head via a pair of support elements. The screed head includes a pair of actuators that, when actuated, adjust the support elements to adjust the rock tamper relative to the frame. The concrete surface working machine is operable to position the vibrating element at the concrete surface. The actuators are selectively controlled by an operator of the concrete surface working machine to adjust a height of the rock tamper relative to the vibrating element and the concrete surface while the screed head is moved along the concrete surface.

Abstract: A composite box girder structure and a construction method therefore. The composite box girder structure includes a box enclosure and an inner core, the inner core includes a thin-walled steel shell, shear connectors, and diaphragms, and the thin-walled steel shell is attached and fixed to an interior of the box enclosure by means of the shear connectors. The inner core and the box enclosure of the composite box girder structure jointly load force, such that effectiveness of the structure in resisting a use load can be improved. The inner core is directly used as an internal template of UHPC, such that rapid bridge construction can be achieved. Further, not only defects of conventional pouring can be overcome, but problems of excessive lateral local stress, overall stability, cross-section distortion and shear bearing capacity of web plates can be solved.

Abstract: A method for operating a compactor on a compressible surface includes: moving the compactor on the compressible surface; receiving an operating speed of the compactor; determining whether an obstacle is present in a path of the compactor; and changing the operating speed to a creep speed if the obstacle is in the path of the compactor. The creep speed is sufficient to prevent the compactor from forming dips in the compressible surface.

Abstract: Electronic patch and crack sealing devices, assemblies, and methods. In one embodiment, a device for surface repair includes an application arm having an electrically-heated torch heating element and an interconnect end adjacent the electrically-heated torch heating element. The device may include at least one applier. In particular embodiments the applier is an interchangeable applier removably coupled to the interconnect end. The result may be an improved electrically-heated device and method for applying/manipulating a polymer asphalt binder and construction aggregate composition at a proper application temperature.

Abstract: A descending mechanised access ramp (D-MAR) system is provided for enabling independent access between a train floor and a station platform. The system comprises a substantially planar casing box mounted in the train floor and housing a hinged jointed sliding ramp. The ramp includes a plurality of side wheels configured to allow the ramp to slide within the casing box. A remote-controlled deployment mechanism is arranged to automatically move the ramp between a standby position within the casing box and a fully deployed position in which a nose portion of the ramp slidably engages the station platform. At least two mobile protection walls are positioned on the station platform and include tactile push buttons configured to trigger flashing lights arranged on bollards associated with the protection walls and to activate the remote-controlled deployment mechanism of the D-MAR system, thereby facilitating safe and assisted deployment of the ramp for passenger access.

Abstract: A vibratory compaction machine includes a chassis, at least one drum, and a control system. The at least one drum is rotatable about an axis that faces in a Y-axial direction and is mounted to the chassis to allow rotation of the drum over a work surface. The at least one vibration mechanism is configured to generate vibrations that are transmitted as impacts directed in a Z-axial direction by the at least one drum to the work surface. The at least one vibration mechanism is provided with a plurality of different amplitude settings. The control system is configured to measure acceleration forces of the at least one drum in a direction that substantially corresponds to an X-axial direction, wherein the acceleration forces are generated by the vibration mechanism and the X-axial direction extends in a direction that is substantially orthogonal to the Y-axial direction and the Z-axial direction.

Abstract: The disclosure provides a paving machine and related methods. In one example, a paving machine includes a first group of sprayers positioned on an underside of a body of the paving machine, and a second group of sprayers positioned downstream of the first group. The first group of sprayers dispense a first product on an existing road and the second group of sprayers dispense a second product over the first product. The paving machine includes a channel positioned downstream of the second group of sprayers to dispense an asphalt mixture over the second product, and a screed positioned adjacent to the channel in contact with the asphalt mixture.

Abstract: A security system provides a barrier above a ground level, and includes a first support element extending in a first direction and a second support element extending in a second direction. The security system further has an elongated carrier element extending in a third direction, where the third direction is transverse to the first direction and the second direction. The first support element and the second support element are attached to a lower surface of the elongated carrier element to provide support for the elongated carrier element, where both the first support element and the second support element extend away from the elongated carrier element on opposite sides of the elongated carrier element. The security system further includes a removable stanchion extending upwardly from an upper surface of the elongated carrier element from a point below ground level to a point above ground level.

Abstract: An apparatus includes an inner core including a metal tube with a flange attached to its distal end, an elastic bumper assembly configured to enclose the distal end of the inner core therein, and a number of anchor assemblies, each anchor assembly including a washer and an anchor. Each anchor assembly extends through the bumper assembly and the flange such that a portion of the bumper assembly is held captive between the washer of the anchor assembly and the flange.

Abstract: Provided is an asphalt reinforcement. The asphalt reinforcement includes: a reinforcing fiber layer having a plurality of holes formed therein; a film layer being breathable or non-breathable and having at least one resin selected from the group consisting of polypropylene, polyethylene, ethylene vinyl acetate, polyethylene elastomers, polypropylene elastomers, polybutene, and thermoplastic polyurethane, and has a melting point of 90° C. to 130° C.; and a nonwoven fabric layer disposed between the reinforcing fiber layer and the film layer, impregnated with an asphalt emulsion, and having a melting point of 50° C. to 130° C. The asphalt emulsion is prepared by mixing a first emulsion and a second emulsion and has a viscosity of 40 to 200 cP. The first emulsion contains modified asphalt, a curing agent, an anti-stripping agent, and petroleum resin, and the second emulsion contains latex, a fatty acid amine salt, calcium chloride, hydrochloric acid, a thickener, and water.

Abstract: A composite deck structure for a bridge, and a bridge structure and a construction method thereof. The composite deck structure includes a top plate (1), longitudinal ribs (2), and transverse ribs (3), the longitudinal ribs (2) are fixedly connected to the transverse ribs (3), and are connected to the diaphragms (4) by means of the transverse ribs (3), and the transverse ribs (3) are not provided with cutouts for accommodating the longitudinal ribs (2). According to the composite deck structure, no cutout is provided on the diaphragms (4), and stress generated by the cutouts is reduced; hot-rolled section steel is used for longitudinal ribs (2) and transverse ribs (3) instead of welded steel plates, such that welding seams are reduced and fatigue resistance of the composite deck structure is improved.

Abstract: Foundation, apparatus and method for stabilization of a foundation. The foundation comprises a subsoil and a pavement structure formed over it, which pavement structure includes a plurality of successive structural layers. At least one of these structural layers is a binder-stabilized structural layer which includes stone material and a binder. Additionally, the stabilized structural layer is enclosed within a sleeve structure.

Abstract: A high-pressure bearable scale type bridge rubber bearing is disclosed, which comprises spring rubber vibration reduction pad assemblies, a flexible steel plate assembly and a rubber bearing body. The rubber bearing body comprises an outer rubber portion and an inner rubber portion; the outer rubber portion is wrapped around the outside of the spring rubber vibration reduction pad assemblies and the flexible steel plate assembly; the spring rubber vibration reduction pad assemblies are arranged on the upper side and the lower side of the inner rubber portion; and the flexible steel plate assembly is fixedly mounted between the spring rubber vibration reduction pad assemblies. The rubber bearing of the present invention has a relatively large elastic deformation after being loaded and can effectively conduct vibration reduction and earthquake resistance during use.