Abstract: An end treatment array for crash attenuation includes a transition barrier module formed of side walls, end walls, a top wall, and a bottom wall, wherein the module walls together define an enclosed interior space. The end treatment array further includes a containment impact sled having an axially extending frame. The frame has a width sufficient to contain the transition barrier module within the frame when in an assembled configuration, and has an axial length which is at least one-half the length of the transition barrier module. The frame defines an interior volume, the purpose of which is to contain a substantial portion of the transition barrier module in the assembled configuration, and to contain debris caused by destruction of the plastic barrier modules in a vehicular impact. The containment impact sled is attached to the transition barrier module.

Abstract: A flood mitigation system comprises a number of barrier units connected end-to-end to form a flood barrier wall wherein each individual barrier unit includes gripping structure along a bottom wall to resist dislocation when impacted by flood water and floating debris and a seal is placed on an end wall of each barrier unit so that the barrier wall resists leakage of flood water between adjacent units.

Abstract: An inductive power transfer pad for inductive power transfer to a vehicle includes a stationary part and a movable part, wherein the movable part comprises a primary winding structure for generating a magnetic or electromagnetic field while an electric current flows through windings of the primary winding structure, wherein the inductive power transfer pad comprises at least one actuator for actuating motion of the movable part, wherein the movable part is movable at least into a first direction by the at least one actuator so as to move between a retracted state and an extended state, wherein the inductive power transfer pad comprises a heating for heating the inductive power transfer pad.

Abstract: A movable car arrester module and a car arrester are disclosed. The movable car arrester module includes an L-shaped support including a base and a vertical column connected to the base. At least one connecting assembly is arranged on the L-shaped support and is used for assembling two adjacent car arrester modules of the same structure into the car arrester. At least one traveling assembly is arranged on the L-shaped support and is mounted on the base. A plurality of car arrester modules are detachably assembled to form the array-type modular car arrester so that the police can intercept and control a vehicle in a short time, and the work efficiency is improved.

Abstract: A modular fence unit integrates a base, a pair of end posts extending through slots formed in the base, and a fence panel design resting above the base between the pair of end posts. A tongue and groove combination provides the joint used to situate the fence panel design between the posts. The joint enables the fence panels to be releasably attachable to the end posts. The fence unit can incorporate a single panel, multiple vertically-oriented panels arranged horizontally, or multiple horizontally-oriented panels arranged vertically. The base includes an interior compartment space capable of holding fluid, such as liquid, to serve as a stabilization ballast.

Abstract: A crash barrier section (1) comprising a deflection body with at least one traveling gear (3) that is movable between a standby position and a displacement position. The at least one traveling gear (3) is retracted into the standby position in a receptacle (4) of the deflection body and is extended in the travel position from the receptacle (4) in such a manner that the crash barrier section (1) is movable on a support (5), in particular a road section. The crash barrier section (1) additionally comprises a lifting device (6) by which the crash barrier section (1) can be raised from the support (5) for extending and retracting the traveling gear (3).

Abstract: An exemplary modular vehicle barrier includes a rigid, generally L-shaped frame having a base and an upright portion. The base including two or more joists spaced apart and extending orthogonal to a foot plate, wherein the foot plate is attached to a bottom surface at a front end of the two or more joists, the upright portion configured in a ladder arrangement having spaced apart vertical posts secured at bottom ends to a bottom beam and at top ends to a top beam, wherein the bottom beam is attached to a top surface at a back end of the two or more joists, and a wedge point formed the bottom surface of the second end of the two or more joists.

Abstract: A roadway conduit system includes a roadway conduit section that includes a floor portion with roadway surface configured to receive traveling vehicles, a ceiling portion, and at least one sidewall portion coupled to the floor portion and the ceiling portion such that the floor, ceiling, and at least one sidewall portions define a roadway conduit volume through which the traveling vehicles traverse the roadway conduit section. The roadway conduit section includes at least two fixedly connected preformed segments. The roadway conduit system also includes a roadway conduit ingress coupled to a first location of the roadway conduit section; a roadway conduit egress coupled to a second location of the roadway conduit section; and at least one air mover configured to circulate an airflow in the roadway conduit volume in a direction of at least one of the traveling vehicles.

Abstract: A control system for maintaining a traffic warning triangle at a constant speed when deployed, notwithstanding rises and falls in the road surface, includes a driver, a driving controller, a detector, and a processor. The driving controller controls the driver to drive the mobile warning triangle to move on a road at a predetermined speed. The detector obtains information as to the road. The processor outputs control signals to the driving controller to control the mobile warning triangle to move at the constant predetermined speed when moving. A control method of the mobile warning triangle is also provided.

Abstract: A device (10) for non-impact stopping of a wheeled vehicle includes a net structure formed from flexible elements (2) extending in a first direction interconnected with flexible elements (3) extending in a second direction, non-parallel to the first direction. Tire-penetrating elements (12) are mechanically linked to the net structure. At least part of the net structure is formed from tear-webbing deployed so as to irreversibly absorb energy applied to deform the net structure. Most preferably, at least part of each of the flexible elements (2, 3) extending in one or both of the first and second directions is formed from tear-webbing.

Abstract: Security barrier apparatus (10) comprising a support (12, 14) and a barrier member (18, 20) movable relative to the support between a stowed position and a deployed position, the support (12, 14) having an upper part (16) for positioning substantially at ground level. The barrier member (18, 20) has at least two telescopic posts one within the other, the inner post (20) being lowermost in the deployed position. A linkage is provided between an outer post (18) and the inner post (20). In use, motion of the outer post (18) between the stowed position and the deployed position causes corresponding motion of the inner post (20).

Abstract: A cable housing system includes a housing positioned below a travel path having a crown surface. A plurality of surface lid sections are connected to the housing. The surface lid sections generally lie flush with the surface crown of the travel path when in a closed position and define gaps between the surface lid sections when in an open position. A surface lid interlocking mechanism connects at least two adjacent surface lid sections, and an attachment mechanism provides for surface lid sections to be selectively moved relative to the housing.

Abstract: The invention relates to a security barrier apparatus 10, 70, 100 comprising a support 12 having at least three upright posts 14, 16, 18, 72 thereon. Two of the posts 14, 18 being fixed to the support 12 and at least one post 16, 72 being translatably movable relative to the two fixed posts 14, 18. The two fixed posts 14, 18 being spaced apart from one another and comprise a first plane 19 therebetween. The movable post 16, 72 being mounted to a slide device 24 of the support 12 for providing said translatable movement. The slide device 24 to operate the apparatus 10, 70 between an open position and a closed position such that in the closed position the movable post 16, 72 is between the fixed posts 14, 18 for inhibiting the passage of a vehicle, and in the open position the movable post 16, 72 is out of alignment with the first plane 19 and adjacent to one of the fixed posts 14, 18 for allowing the passage of a vehicle therebetween.

Abstract: A wireless power-supplying system includes a power-supplying coil installed within a predefined parking space, a balloon provided to cover the power-supplying coil and configured to expand to occupy a space between the power-supplying coil and a power-receiving coil of the vehicle parked in the parking space, and fix the vehicle from below, and a power supply control unit configured to cause the balloon to fix the vehicle until payment of a usage fee of the parking space is completed when the vehicle has been fixed from below by the balloon, wherein power is wirelessly supplied from the power-supplying coil to the power-receiving coil of the vehicle in a state in which the vehicle is fixed to the balloon.

Abstract: A road module for regulating a passability of vehicles on a roadway. The road module includes an elongated container immersed across the roadway and having an upper plane being essentially at level with the roadway. A lid is pivotally arranged and hinged along an edge of the container. The edge extends along a longitudinal side of the container facing vehicles approaching the road module. The lid forms at least a part of the upper plane of the container. An eccentrically mounted cylindrical roller is configured to support the lid at an opposite longitudinal side of the container. The roller is rotatable between an upper or a lower position. An actuator is configured to rotate the roller to lower and raise the lid, thereby forming a downward ramp in a passing direction of the vehicles when the roller is in the lower position.

Abstract: An apparatus and a method for disabling a ground engaging traction device of a land vehicle includes at least one penetrator configured to breach the traction device, an articulated strap configured to move the apparatus between a retracted arrangement and an extended arrangement, a mass configured to deploy the apparatus to the extended arrangement, and a retractor configured to retract the apparatus to the retracted arrangement. The penetrators can be arranged in sections and the penetrators can be arranged so as to be multi-directional within each section.

Abstract: A chair comprising: a support structure, a seat fixed to the support structure, and a backrest connected to the seat by means of at least one upright of plastic material, wherein said at least one upright is elastically deformable to allow a movement of the backrest between a rest position and a tilted position, wherein said at least one upright is provided with at least one vertical rib having at least one localized bending zone wherein at least one through-cut is formed, which allows bending of the vertical rib, and wherein said at least one through-cut has a first and a second stop surface that come into mutual contact in the backwards inclined position of the backrest to stop the backward bending of the upright, wherein said at least one through-cut has the shape of a closed arched slot, which extends generally along a vertical axis of said upright.

Abstract: A non-lethal vehicle device provides for the selective, remotely-deployed controlled stop of a targeted vehicle regardless of wheel or undercarriage configuration. The device includes a combination of a remote arm/safe mechanism, a remote deployment controller, spike/membrane deployment mechanism(s), a “speed bump” type housing that can protrude (be driven over until deployed) or be submerged, and one or more membranes with a plurality of spikes. A combination of sensors may provide independent deployment once armed.

Abstract: A piston-type variable-speed control device. The piston-type variable-speed control device comprises a plurality of piston-type speed bump structure apparatuses installed on a road surface, a vehicle speed detection device, a speed controller and an electrical power supply. Each of the piston-type speed bump structure apparatuses comprises a ridge platform. A height by which the ridge platform is raised, a time to raise the ridge platform, and a duration for which the ridge platform is raised are controllable to cause a jolting motion to one or more front wheels, one or more rear wheels, or a single wheel of a speeding vehicle. When the speed of a passing vehicle exceeds a predetermined speed limit, the piston-type speed bump structure apparatuses stay at moderately raised position to cause an obvious yet safe jolting motion to the passing vehicle.

Abstract: A vehicle back-up assist system that can be set up by the vehicle driver or a spotter and provides a unique visual aid to assist with safely and efficient unloading, loading, or parking a vehicle without requiring assistance from another person. The back-up assist system includes a pair of differently colored portable markers. The markers can be placed near a target location toward which the vehicle is backing. The markers can be positioned for alignment with opposite sides of the vehicle during backing. The markers can be illuminated for better visibility and can include advance features, such as onboard measuring devices and/or lasers, to assist in proper placement of the markers and to provide enhance backing guidance to the driver.

Abstract: A retractable speed barrier system includes a winged speed barrier assembly, a lateral pivoting assembly that includes a plurality of trapezoidal hinges, a hollow frame assembly, and an electrically activated linear actuator. The winged speed barrier assembly is attached to the hollow frame assembly by the lateral pivoting assembly. The linear actuator causes the winged speed barrier assembly to laterally pivot on the trapezoidal hinges in a direction perpendicular to the flow of traffic between a retracted position and a deployed position.

Abstract: An unmanned aerial vehicle (UAV) recovery system comprises a base and a pneumatic capture net, including a set of upwardly extending, flexible, inflatable tubes, supported by a capture net support assembly. Drag forces are exerted on a UAV by the set of tubes when the UAV flies into them. In some examples the recovery system includes a plurality of decelerators, each decelerator having a supply of a restraint strap, connected to the pneumatic net, which can be pulled from the decelerator upon the application of a sufficient force so that movement of the pneumatic net is resistible by forces exertable by the decelerators on the pneumatic net.

Abstract: Methods and systems are described for effecting autonomous operations within a defined geographical region (1110). A plurality of localized zones (1102, 1104, 1106, 1108) having operation-defined geographical boundaries are specified within the region. A plurality of control modules are established associated with respective ones of the localized zones and autonomous operations are effected under the supervisory control of the control module associated with the localized zone in which the autonomous operation occurs. The geographical disposition of the boundary of at least one of the localized zones is varied within the defined geographical region.

Abstract: A vehicle crash barrier constructed primarily of structural tube members having an energy-absorbing connection between horizontal rail members and vertical post members. Horizontal rail members are provided with one or more deformable flanges adjacent to each end to be connected to a vertical post member. Vertical post members include a channel adjacent a top end for receiving the rail end and flange. The rails are connected to the vertical members by downwardly sliding the flanged end into the vertical channel until the rail rests upon a bottom stop. A reinforcing cap is positioned on the top end of the vertical member to prevent upward movement of the rail and to strengthen the vertical post structure. Shims may be installed between the flange and the channel walls to limit horizontal rail movement.

Abstract: A rigid barrier system includes a base piece and a face piece. The face piece may be configured to be to be mounted to the base piece, such that the face piece is laterally movable while mounted to the base piece in an unfixed mode. Alternatively or additionally, the rigid barrier system may include a steel floor plate resting on a base layer. A mass of the base layer may be at least ten times a mass of the face piece and the base piece.

Abstract: An apparatus to be positioned at the side of a roadway for ensnaring tires of an oncoming land vehicle. The apparatus comprises a plurality of segments flexibly attached end-to-end. At least a subset of the segments further comprise a spike ramp. The segments are connected at the ends via hinges. The segments are adapted to house a net package in a stowed-away configuration. The net package includes a set of spikes tethered to netting. A deployment hose is connected to a subset of the segments to cause the segments to become unstacked for deployment when the deployment hose is inflated.

Abstract: A vehicle crash barrier gate constructed primarily of structural tube members and having an energy-absorbing connection between horizontal movable gate member and vertical post members. The gate member is provided with one or more deformable flanges adjacent to each end. Each post includes a vertically extending channel for receiving a respective gate member end and the flanges. An inwardly facing, vertically aligned opening in each channel allows the gate member to extend therethrough and span the space between the posts. The vertical extent of the openings spans the required vertical movement of the gate member. One or more reinforcing elements are disposed on the posts proximate to the elevation at which the gate member is positioned to prevent vehicle passage to strengthen the vertical post structure. A drive apparatus is provided to move the gate member vertically between an open position, typically at grade level, and a closed position, typically elevated above grade level.

Abstract: A module suitable for use in a crash barrier has a diaphragm with opposite first and second sides. First and second cellular foam blocks are coupled to the first and second sides of the diaphragm respectively. A wrap layer surrounds a periphery of the first and second cellular foam blocks. A sealant layer may be applied to the wrap layer. The wrap layer is configured as a metal cover member. A crash barrier may be configured with one or more modules. A method of manufacturing a module includes adhering first and second cellular foam blocks to opposite sides of a diaphragm and wrapping a wrap layer around a periphery of the first and second cellular foam blocks. A transition rail may be connected between first and second crash barriers.

Abstract: An apparatus and a method for disabling a ground engaging traction device of a land vehicle includes at least one penetrator configured to breach the traction device, an articulated strap configured to move the apparatus between a retracted arrangement and an extended arrangement, a mass configured to deploy the apparatus to the extended arrangement, and a retractor configured to retract the apparatus to the retracted arrangement. The penetrators can be arranged in sections and the penetrators can be arranged so as to be multi-directional within each section.

Abstract: Described here is an integrated control system for crash-rated barriers and bollards, barrier products and software which will improve the operational safety characteristics of the barriers and ancillary equipment; identify potential security breaches of the barrier operating system, and predict potential failures in the system. Crash rated barriers and bollards are used to prevent a vehicle attempting to penetrate the secure perimeter of a facility with malicious intent. Installation and operation of crash rated barriers is utilized to protect both government, commercial and private facilities against such threats. Simultaneously it allows ingress and egress to the facility resulting in the end user having to determine tradeoffs for security versus safety. The barriers described here are designed and certified to withstand attacks from heavy vehicles traveling at high rates of speed.

Abstract: A traffic barrier delineator apparatus configured for being removably placed through a horizontal hole in a traffic barrier is described. The apparatus is made from plastic and is hollow with a retainer that will retain it in the traffic barrier hole. It is collapsible and will bend if hit by traffic. The apparatus is reusable and replaces industry standard adhesively attached traffic barrier traffic markers. This apparatus allows installation in traffic barriers that have screens or panels on top. This apparatus is far more visible to traffic with various reflective configurations and will not be incidentally dislodged during construction activities. Applications include temporary traffic barriers such as K-rails or Jersey rails, where existing horizontal holes allow the apparatus to be quickly slid into without entering live traffic. Traffic barriers with and without horizontal holes can be retrofitted for this apparatus.

Abstract: An illuminated dissuader device includes a frame (1) to be secured to the ground and a bollard (10) that comes out from the ground to form an obstacle protruding therefrom. The bollard (10) includes a base (12) connected to the frame and an upper portion (11) having a tubular lighting element (111) extending substantially along the entire length of the upper portion.

Abstract: A vehicle barrier fence for arresting an impacting vehicle of substantial mass within a selected distance of the fence. The fence having, in part: a retaining structure, at least one cable having a first end comprising a cable terminator, a post having an orifice defined there through sized to receive the cable terminator into the post, and a cable retainer for retaining the cable terminator within the post.

Abstract: The subject matter disclosed herein generally relates to a sign assembly. In one embodiment, a sign assembly includes a first panel and a second panel. The first panel extends between an upper portion and an opposite lower portion. The second panel extends between an upper portion and an opposite lower portion. The first and second panels are pivotably coupled to one another about a pivot axis such that the sign assembly is positionable in an open configuration and a closed configuration. Further forms, embodiments, features, and aspects are disclosed herein.

Abstract: An apparatus to be positioned at the side of a roadway for ensnaring tires of an oncoming land vehicle is described. The apparatus comprises a plurality of segments flexibly attached end-to-end. At least a subset of the segments further comprise a spike ramp. The segments are connected at the ends via hinges. The segments are adapted to house a net package in a stowed-away configuration. The net package includes a set of spikes tethered to netting. A deployment hose is connected to a subset of the segments to cause the segments to become unstacked for deployment when the deployment hose is inflated.

Abstract: This invention presents a security barrier post (10) which has an underground footing (12) and an impact post (14) that extends above the surface. The underground footing (12) has a substantially vertical tubular steel shaft (16) having an opening at its lower end on an impact facing side and a steel foot box (18) aligned with the opening. A bottom plate (20) is provided to which the shaft (16) and said foot (18) box are attached. A spring steel back plate (22) is arranged adjacent and perpendicular to rear facing side of the shaft (16), and extends to at least one side of it. The back plate (22) is located at a position that is flush with or slightly below the surface in which the footing is buried. The impact post (14) has at least a first spring steel element (32) which is L shaped, and at least one packing element (34, 36, 38) located behind the first element (32) to retain it in a position in which it extends into the foot box (18).

Abstract: A multi-directional signal assembly includes a signal display assembly having one or more display surfaces, and at least one signal indicia affixed to each display surface. The multi-directional display assembly comprises a buoyant construction such that the signal indicia affixed to the display surface(s) are readily visible above the surface of a body of water in which the assembly is deployed. A counterweight assembly is mounted to the signal display assembly to maintain the signal display assembly in a substantially upright, operative orientation when deployed. An illumination assembly comprising one or more illumination members is mounted to the signal display assembly, and is actuated to increase visibility of the signal display assembly while it is deployed on the surface of a body of water.

Abstract: Disclosed herein are embodiments of a roadside barrier segment to sit on top of a retaining wall to provide impact resistance to vehicular traffic. Concrete traffic barriers are pre-cast in a controlled manufacturing environment then transported as a modular precast concrete segment to the jobsite and installed interlocking directly on top of an earth retaining wall. The precast concrete segment is designed to have a counterweight from soil backfill on a stem of the precast segment that resists overturning pressures from vehicle impact on the traffic barrier segment that extends above the roadway surface. The stem may be triangular in shape to capture more of the backfill soil. A vertical node may be placed on one side of the segment and a receiving channel on the opposite side of the segment to allow the interaction of adjacent segments to share impact loads from motor vehicles.

Abstract: A barrier system includes a plurality of elongated barriers each having longitudinally spaced ends, each configured with a connector having a pair of laterally spaced openings. The barriers are arranged in an end-to-end configuration, wherein at least two adjacent barriers are arranged with both of the pairs of openings of adjacent connectors being aligned. In one embodiment, at least two other adjacent barriers may be arranged with only one of the openings in each pair of adjacent connectors being aligned. A barrier and methods of assembling a barrier system are also provided.

Abstract: A vehicle tire deflation system includes a number of spike carrying members operably interconnected to an equal number of base members to form an accordion style vehicle tire deflation system. The vehicle tire deflation system includes an arrangement for ensuring the that the vehicle tire deflation system may be effectively utilized whether deployed right side up or upside down and a mechanism for ensuring that the vehicle tire deflation system remains in its extended configuration upon deployment in use.

Abstract: An end treatment array for crash attenuation includes a transition barrier module formed of side walls, end walls, a top wall, and a bottom wall, wherein the module walls together define an enclosed interior space. The end treatment array further includes a containment impact sled having an axially extending frame. The frame has a width sufficient to contain the transition barrier module within the frame when in an assembled configuration, and has an axial length which is at least one-half the length of the transition barrier module. The frame defines an interior volume, the purpose of which is to contain a substantial portion of the transition barrier module in the assembled configuration, and to contain debris caused by destruction of the plastic barrier modules in a vehicular impact. The containment impact sled is attached to the transition barrier module.

Abstract: A bollard apparatus comprising an outer bollard member (3) comprising a bore, an inner bollard member (5) at least a part of which is located within said bore and is moveable along the bore from a retracted state in which at least some of the inner bollard member is located within the bore to an extended state in which less of the inner bollard member is located within the bore. At least one urging member (19) is arranged to exert an urging force upon the inner bollard member to urge the inner bollard member towards the extended state. A lifting apparatus (12) is coupled to the inner bollard member and operable to exert a lifting force thereupon sufficient to lift the inner bollard to the extended state when also subject to the urging force.

Abstract: A bollard apparatus for use as a vehicle barrier including a plurality of bollard members (15) a plurality of separate foot members (3, 401) each adapted for ground engagement by placement upon a ground or floor surface, to each of which is fixed at least one bollard member upstanding therefrom. At least one flexible coupling line (17, 404) passes from at least one foot member to at least one other foot member thereby to couple separate foot members such that impact forces inducing movement in one coupled foot member are transmissible to another coupled foot member via the at least one flexible coupling line.

Abstract: An end treatment array for crash attenuation includes a transition barrier module formed of side walls, end walls, a top wall, and a bottom wall, wherein the module walls together define an enclosed interior space. The end treatment array further includes a containment impact sled having an axially extending frame. The frame has a width sufficient to contain the transition barrier module within the frame when in an assembled configuration, and has an axial length which is at least one-half the length of the transition barrier module. The frame defines an interior volume, the purpose of which is to contain a substantial portion of the transition barrier module in the assembled configuration, and to contain debris caused by destruction of the plastic barrier modules in a vehicular impact. The containment impact sled is attached to the transition barrier module.

Abstract: A bollard apparatus for use as a fixed vehicle barrier including a bollard member having a base end and a foundation assembly adapted for fixed ground engagement. The foundation assembly comprises a housing part dimensioned and arranged for retaining the base end of the bollard member together with cementing material for cementing the bollard member to the foundation assembly within the housing part. The inclination of the bollard member relative to the foundation assembly is adjustable while the cementing material is not set (e.g. cured or hardened or rigid) and is fixed upon the cementing material becoming set thereby to cement the inclination of the bollard member relative to the foundation assembly.

Abstract: A bollard apparatus for use as a vehicle barrier including one or more bollard members, and one or more separate foot members each adapted for ground engagement by placement upon (or shallow-mount embedment within) a ground or floor surface. To each of the foot members is fixed at least one bollard member upstanding therefrom. At least one collar member is positioned within a respective through-opening in a respective foot member wherein the collar member is fixed to the base end of a bollard member and circumscribes the bollard member thereat. The collar member is upstanding from the surface of foot member from which the bollard number is also upstanding.

Abstract: Methods of operating a fluid-based spring counterbalance mechanism for a movable barrier are used to support a portion of the weight of the movable barrier. A jackshaft is configured to be operatively coupled to the movable barrier such that rotation of the jackshaft raises or lowers the movable barrier. The jackshaft is operatively coupled to a rotatable input shaft of the fluid-based spring counterbalance mechanism. The rotatable input shaft is coupled to a flexible-walled fluid-based spring. Applying a first force by a movable barrier operator changes the position of the movable barrier, and the flexible-walled fluid-based spring exerts a second force that supports a portion of the weight of the movable barrier in addition to the first force.

Abstract: A system for transporting a barrier having a plurality of barrier modules having passageways extending therethrough by employing a barrier transport vehicle inserted in the passageways to lift the barrier modules and move the barrier.

Abstract: A barrier system for alternately shutting and opening the vehicle entrance or pedestrian entrance of two lines or transport paths which cross one another and of which one is at least twice as wide as the other. On the four corners of the lines (15, 16) which cross one another, in each case one barrier system (17) with in each case one barrier boom (1, 18) which can be pivoted horizontally out of the vehicle entrance of one line (15) into the vehicle entrance of the other line (16) is installed. Two of the barrier systems (17) which lie diagonally opposite to one another and have in each case one barrier boom (1) which can be folded lengthwise from an elongate position. The two other barrier systems (17) which lie diagonally opposite to one another have in each case one conventional barrier boom (18) which is rigid over its entire length.

Abstract: A block (100) for a lane separator having a first end with recess (132) and protrusions (131, 133) and a second end (140) with a complementary protrusion (142) and recesses (141, 143) such that the projections and recesses (131-133; 141-143) fit into the recesses and protrusions of the neighboring blocks of the same shape as the block (100), wherein the recesses and protrusions are provided with bores (160) adapted to receive a cylindrical locking pin (150). The base portion (110) having vertical side walls (111, 112) that prevents a vehicle from climbing onto the block. The locking pin (150) is formed of a hollow, deformable tube, so that kinetic energy of a collision to a greater extent than before deforms the block, and to a lesser degree the vehicle. The block is hollow and can be deployed manually without tools, and then filled with water, sand or similar to the desired weight. The lane separator can also be used as a foundation for signs, and more.