Abstract: A fastening system for track rail includes a molded support block, and a direct fixation fastener positioned upon an upper side of the molded support block. The direct fixation fastener includes a metallic frame and a non-metallic overmolded jacket. Clamping fasteners of the fastening system are structured to engage with retention elements integrally molded in a concrete matrix material of the molded support block to clamp the direct fixation fastener to the upper side within a range of lateral positions.

Abstract: A damping arrangement for tracks to be travelled over by rail vehicles having flanged wheels, including a) a rail, and b) an outer lateral profile of elastomer material which bears on the outer side of the rail at least in a region of a lateral outer rail head flank and in a region of an outer rail head underside, wherein the outer lateral profile has, in the region of the outer rail head underside and in the region of the lateral outer rail head flank, close to the rail, a soft region which is elastically resilient with respect to the rail head, and, in the region of the lateral outer rail head flank, remote from the rail, a substantially non-elastic hard region.

Abstract: The present invention relates to a base plate for a rail fastening point, in which a rail for a rail vehicle is fastened on a substrate. The base plate includes a main body with a rib structure, which from the underside assigned to the substrate is formed into the main body of the base plate and is formed by ribs and by recesses which surround the ribs and are open to the underside, and to a rail fastening point. The base plate for a rail fastening point can be manufactured in a simple, cost-effective manner and makes it possible to avoid by simple means pressing into a soft substrate. This is achieved in that the base plate additionally includes a cover fastened to the base plate after the manufacture of the main body, which covers the rib structure on the underside of the main body at least in sections.

Abstract: Railway comprising sleepers and rails supported thereby, wherein each sleeper has a holding piece anchored in or to the sleeper, and a clip or spring is connected to the holding piece and simultaneously presses on the rail to provide a downward holding force to the rail and maintain it on the sleeper. The holding piece and the clip or spring are supplemented with a mounting body and a mounting piece, which mounting body is placed over or adjacent to said holding piece, and which mounting body is arranged to cooperate with said mounting piece.

Abstract: In a first aspect, a composition of matter includes a substantially symmetrical 3-arm star block copolymer having a central core and diblock copolymer arms having inner blocks and outer blocks. In a second aspect, an article includes a substrate, a block copolymer composition on the substrate, and a neutral layer between the substrate and the block copolymer composition.

Abstract: An assembly for mounting a longitudinally extending track on a substrate has a track plate having a top face adapted to carry the track and formed unitarily below the top face with a plurality of longitudinally extending tongues, a base plate at least partially below the track plate, adapted to be anchored to the substrate, horizontally surrounding the tongues of the track plate, and formed with a plurality of longitudinally extending tongues transversely spaced from, longitudinally interleaved with, and horizontally at least partially level with the tongues of the track plate. The track plate and base plate are wholly out of direct engagement with and spaced vertically and/or horizontally from each other. An elastic jacket or liner is engaged between the plates and between the tongues of the track plate and the tongues of the base plate.

Abstract: A railway comprising rails that are at least in part at regular places along their longitudinal direction supported by and mounted on baseplates, wherein each baseplate is fixed to a sleeper resting on ballast, and wherein each rail is clamped to the baseplate with a clamping plate that is fitted to the baseplate with a clamping bolt, and which clamping plate has opposite extremities of which a first extremity rests on a cam provided on the baseplate and a second extremity rests on and presses the rail to the baseplate, wherein the first extremity and the cam have first contact surfaces and the second extremity and the rails have second contact surfaces, wherein the first contact surfaces and the second contact surfaces each have imaginary perpendicular lines that cross each other at an imaginary center line of the clamping bolt.

Abstract: Assembly (10) for fastening a railway rail (1), comprising a lower platen (11) provided with through holes (111) for anchoring the lower platen to ground (40) by means of anchoring means (15), an upper platen (12) superposable on the lower platen for supporting the rail (1), and a pair of rail fastening clips (142) for fastening the rail to the upper platen (12). The lower and upper platens comprise a pair of corresponding first holes (112, 121) distinct from the through holes (111), for removably securing the upper platen (12) to the lower platen (11) by first fastening means (16) independent of the ground anchoring means (15). The upper platen (12) and the rail fastening clips (142) comprise a pair of corresponding second holes (122, 144) distinct from the first holes and from the through holes, for securing the rail fastening clips (142) to the upper platen (12) by means of second independent fastening means (17).

Abstract: A bonded, direct fixation fastener as supportive structure for a rail on a railroad tie or bed comprising: a rail plate, wherein the rail plate has a generally horizontal center portion having a lower face and an upper face and defining a rail plate horizontal plane, and wherein the rail plate center portion extends at a first angle from opposing sides as rail plate tongues above the rail plate horizontal plane, the rail plate having a rail securing device; a bed plate comprising a generally horizontal center portion, an upper bed plate face defining a bed plate horizontal plane, and a pair of opposing bed plate tongues extending from opposing sides of the bed plate horizontal center portion disposed at a second angle above the bed plate horizontal plane; a horizontal elastomeric portion of relatively lower durometer hardness encapsulating at least a portion of the bed plate and at least a portion of the rail plate; and vertical elastomeric portions of relatively higher durometer hardness encapsulating at lea

Abstract: The invention relates to a plate element (1-5; 100) for fixing a rail (S) in a rail fixing point. The plate element (1-5; 100) can be manufactured according to the invention in a particularly simple and cost-effective manner under optimal usage conditions such that the plate element (1-5; 100) is made up of at least two parts (1a, 2a, 3a, 4a, 5a; 1b, 2b, 3b, 4b, 5b; 101, 102) which are manufactured spatially separate from one another and connected to one another rigidly. In order to manufacture a plate element (1-5) according to the invention the parts (1a, 2a, 3a, 4a, 5a; 1b, 2b, 3b, 4b, 5b; 101, 102) are first generated in a first step in spatially separate tools and in a second step are then joined to the plate element (1-5).

Abstract: An assembly for securing at least one rail to a substrate has a longitudinally extending rail plate extending across and secured underneath the rail and having a pair of opposite ends. Respective end restraints at the ends of the rail plate each have a jaw fixed to the respective end of the rail plate and each formed with a vertically throughgoing passage. A respective rigid anchor hood is fixed to the substrate in each of the passages with an outer surface of the anchor hood spaced inward from an inner surface of the respective passage and forming an annular space therewith. A respective rubber bumper mass fills each of these spaces so that forces transverse to the rail are transmitted through the bumpers to the anchor hoods.

Abstract: An arrangement for supporting a rail extending in the longitudinal direction and having curvature, which is configured to vary, in the vertical or horizontal plane. The arrangement comprises at least one support beam extending in the longitudinal direction, the support beam having a support surface extending along its length, the support surface being curved along the length of the support beam. The arrangement further comprises at least one rail extending in the longitudinal direction and supported over the support surface of the at least one support beam.

Abstract: This disclosure is directed towards a track assembly having a brace assembly arranged to secure a base plate of the track assembly in position. The track assembly includes a base plate, a mount to which the base plate is secured, a rail secured to the base plate and a brace assembly. The brace assembly is located to provide a force against a side of the base plate. The brace assembly includes a brace block attached to the mount and a wedge inserted in between the brace block and the side of the base plate.

Abstract: A system for fixing a rail onto a foundation and a support plate intended for such a system. The system comprises a guide plate, a spring element which can be clamped against the foundation by means of a clamping element, sits on the guide plate and in the final mounted system with its free spring arm exerts a retaining force on a rail foot of the rail, and a support plate which is arranged to compensate for height differences between the guide plate and the foundation concerned. The system proposes dividing the support into two parts along a joint line which runs, starting from the one long side of the support plate aligned transverse to the rail to be fixed, at a distance from the one short side to the passage opening and from there intersecting the passage opening in the direction of the short side of the support plate.

Abstract: Disclosed is a guide plate for the lateral guidance of a rail and to a rail fastening system with such a guide plate. The guide plate has a contact area, on which the guide plate stands in the completely assembled state, and a support portion, which is associated with the counter bearing, with a support face, with which the guide plate 1 is supported, in the completely assembled state, on a counter bearing.

Abstract: A gauge-plate insulator for positioning between and mounting to two rail-spacing members that in turn extend transversely between and mount to two parallel rails to mechanically interconnect but electrical insulate the rail-spacing members and thus the parallel rails. The insulator includes a plate, front and rear mounting holes extending vertically through the plate, and a tongue extending downward from the plate along its lateral midsection from front to back. In typical embodiments, the insulator includes elongated platforms surrounding the mounting holes and arranged perpendicular to the tongue, and the insulator is of a one-piece monolithic construction made of a material selected for mechanical strength and electric insulation. And in some embodiments the insulator includes a tented top surface, ribs extending perpendicular to the tongue, and/or multi-level platforms.

Abstract: The invention provides a base plate, and a fastener equipped with such a base plate, whose weight is minimized and whose stiffness is optimised on the one hand and which is suitable for being supported on an elastic intermediate layer on the other hand. To this end, a base plate according to the invention for fastening a rail to a fixed bottom support has, the base plate being made of a plastics material and a stiffening structure which is formed by ribs and by depressions present between the ribs being formed or molded in the underside of the base plate, which underside is associated with the fixed bottom support, depressions of the stiffening structure being closed off, in accordance with the invention, by a filling material.

Abstract: A rail mount secures a longitudinally extending rail having a foot to a sleeper of a track system. The mount has a rail base plate on the sleeper underneath the rail foot and unitarily formed with a pair of upwardly projecting holders transversely flanking the rail and each formed with at least one vertically throughgoing bore. Respective anchor bolts engaged vertically downward through the bores have heads bearing downward at least indirectly on the respective holders and are seated in the sleeper to hold the base plate down on the sleeper. Respective elastically deformable clips fitted to the holders below the respective anchor-bolt heads bear upwardly on the holders and downwardly on the rail foot to press the rail downwardly toward the sleeper.

Abstract: The invention provides an arrangement for supporting a rail extending in the longitudinal direction and having curvature in the vertical or horizontal plane which is configured to vary. The arrangement comprises at least one support beam extending in the longitudinal direction, the support beam having a support surface extending along its length, the support surface being curved along the length of the support beam. The arrangement further comprises at least one rail extending in the longitudinal direction and supported over the support surface of the at least one support beam.

Abstract: A system includes a guide plate, a fastening member and a resilient member, for fastening a rail on a solid base. The guide plate serves as a guide for the rail in the horizontal direction and as a stop for movements of the rail in the vertical direction. The guide plate has a contacting surface against which the longitudinal side of the foot of the rail rests. The resilient member which rests on the guide plate exerts substantially no hold-down force on the rail and merely supports the guide plate elastically against the clamping member. The resilient member is of a W-shaped or S-shaped configuration and, in the fitted state, a portion thereof projects sufficiently far over the foot of the rail for it to be retained resiliently by the resilient member if it is moved upwards in the vertical direction.

Abstract: A direction-fixation mount secures a track assembly to a flat upper surface of a fixed substrate. The track assembly includes a flat plate having a pair of opposite end edges, a track sitting on the plate, and fasteners securing the track to the plate. The direct-fixation mounting assembly has an elastomeric pad of predetermined stiffness underneath the plate and atop the surface so that the track and plate bears downward via the pad on the surface, and a pair of end restraints each having a rigid outer part fixed to the substrate offset outward from a respective one of the end edges of the plate, a rigid inner part spaced inward from the outer part and fixed to the respective outer end edge of the plate, and an elastomeric mass separate from the pad and fixed to and between the respective inner and outer parts.

Abstract: In a railway rail pad having a rail seat portion for receiving a foot of a railway rail, the rail seat portion is provided on at least one major face thereof with a plurality of protrusions which are unevenly distributed across the face of the rail seat portion such that the ratio of the area of the face occupied by the protrusions to the area of the face free of protrusions is greater in an edge region of the rail seat portion than in a central region of the rail seat portion, the edge region being adjacent to one edge of the pad and the central region being adjacent to the edge region. The studs are arranged in columns, each stud being of substantially the same size, and the number of studs in a column in the central region which is closest to said edge region being greater than in a column closer to the center of the rail seat portion.

Abstract: A precast concrete component material mixture and method of precasting, which is used to manufacture sleepers for transportation tracks, and related precast concrete components, are provided. The precast concrete component material mixture include: 891 to 963 kg/m3 of coarse aggregate(ca); 811 to 876 kg/m3 of fine aggregate(fa); pozzolan material containing 90 to 97 kg/m3 of fly ash and 31 to 34 kg/m3 of silica fume; cementing material containing 235 to 350 kg/m3 of cement and 78 to 117 kg/m3 of blast furnace slag; 122 to 165 kg/m3 of water; carboxylic acid superplasticizer, which is 0.7 to 2.0 wt % of the total usage of the pozzolan and cementing material; and steel fiber accounting for 0.5 to 1.0% of the total volume.

Abstract: A rail seal for sealing the gap between a rail and a concrete panel in a railroad crossing so as to provide a generally even or level surface for vehicular or pedestrian traffic while still providing an appropriate rail structure for receiving and guiding the train wheels along the tracks is provided. More particularly, the upper surface of the rail seal is formed with a recessed portion or flangeway for receiving the flanged-end of a train. The flangeway or recessed portion, however, is formed so that the surface of the flangeway lies in a plane above the bottom of the rail head but below the upper surface of the rail head, thereby providing a “shallow” flangeway. The provision of a “shallow” flangeway helps to reduce the risks associated with vehicular and/or other pedestrian traffic that must access or cross the railroad tracks.

Abstract: A system and method for determining rail seat abrasion of a rail road track is disclosed. An inspection system comprises lasers, cameras, and processors adapted to determine whether rail seat abrasion is present along the track. The processor employs a mathematics based algorithm which compensates for tilt encountered as the inspection system moves along the track.

Abstract: A rail-mounting assembly has a base frame formed unitarily with a pair of side members and a pair of end members generally bridging ends of the side members and having inwardly directed generally vertical inner end faces. At least one web extending horizontally between the members has a horizontal upper face and defines with the members a vertically throughgoing aperture. A top plate spaced above the base frame has a lower face having a portion spacedly vertically confronting the upper face of the web and a pair of outwardly directed outer end faces longitudinally horizontally confronting the inner end faces of the end members. An elastomeric body is bonded to each of the outer end faces and the respective confronting inner end face and to the upper face of the web and the portion of the lower face confronting the upper face.

Abstract: The invention relates to a guide plate for laterally guiding a rail S for rail vehicles to be fastened to a base 2 by means of a spring element 13 having a front face, against which the rail S is supported in the mounting position, and having an insulator element 19 which can be placed onto the foot F of the rail to be fastened, via which insulator element 19 the spring element 13 in the mounting position acts on the foot F of the rail S. The invention also relates to a system for fastening a rail, which comprises such a guide plate 3. In order to simplify mounting and to ensure reliable, correct positioning of the insulator element even under unfavourable mounting conditions, the invention makes provision for the insulator element 19 to be mounted on the guide plate 3 so that it can pivot.

Abstract: The invention relates to a device for mounting rail-road tracks (22) on a substructure (20; 20a, 20b), comprising two angle guide elements (30; 30a, 30b) disposed on both sides of the rail foot (22a) for each mounting point, and one support element (28) on the side facing away from the rail foot (22a) of each angle guide element (30, 30a, 30b), and a support unit (26) disposed beneath the angle guide element (30; 30a, 30b) and support elements (28) of the mounting point and comprising two threaded bolts (42) for tightening rail clamps (32), disposed such that they extend through openings in the angle guide plates (30; 30a, 30b) in the installed state.

Abstract: A base plate for fastening a rail to a fixed bottom support, having a through-opening which runs from the upper side of the base plate to its underside and through which a clamping bolt having a polygonal head is inserted from the underside, forming in the underside, a receptacle, wherein the head of the clamping bolt is seated. Each side-face of the bolt head has a face for contact formed on the circumferential wall, which extends for part of the length of a side-face of the bolt head, and against which side-face has, planar support. The faces for contact on the circumferential wall are spaced apart from one another. There is formed in the circumferential wall of the receptacle, between each pair of adjacent faces for contact, a recess wherein there is no contact between the bolt head and the circumferential wall of the receptacle.

Abstract: The invention relates to a rail support point for a rail-guided vehicle for anchoring in a wooden tie, including a plate as a support for the rail, which plate is anchored on both sides of the rail by means of fastening bolts that pass through the plate, the plate having on its bottom side collars that surround the fastening bolts and that engage in correspondingly shaped depressions in the wooden tie, the plate being configured as a ribbed plate having raised ribs that are arranged lateral to the rail foot and that guide the latter and being made of plastic, and the collar being embodied as a slitted ring. Also disclosed is a rail fastening using the rail support.

Abstract: The invention provides a base plate, and a fastener equipped with such a base plate, whose weight is minimised and whose stiffness is optimised on the one hand and which is suitable for being supported on an elastic intermediate layer on the other hand. To this end, a base plate according to the invention for fastening a rail to a fixed bottom support has, the base plate being made of a plastics material and a stiffening structure which is formed by ribs and by depressions present between the ribs being formed or moulded in the underside of the base plate, which underside is associated with the fixed bottom support, depressions of the stiffening structure being closed off, in accordance with the invention, by a filling material.

Abstract: A base plate for fastening a rail to a fixed bottom support, having a through-opening which runs from the upper side of the base plate to its underside and through which a clamping bolt having a polygonal head is inserted from the underside, forming in the underside, a receptacle, wherein the head of the clamping bolt is seated. Each side-face of the bolt head has a face for contact formed on the circumferential wall, which extends for part of the length of a side-face of the bolt head, and against which side-face has, planar support. The faces for contact on the circumferential wall are spaced apart from one another. There is formed in the circumferential wall of the receptacle, between each pair of adjacent faces for contact, a recess wherein there is no contact between the bolt head and the circumferential wall of the receptacle.

Abstract: A rail track arrangement has a rail, a sheath or shell which receives the rail and a resilient layer between the sheath and the rail. The sheath has mounting points at an upper surface of each side of the sheath, and upper side portions of the resilient layer extends laterally over the mounting points at each side of the sheath and engage with the mounting points. The upper surface mounting points for the sheath can be used for positioning of the sheath, and enable the sheath to be grouted into position in a one stage process. The mounting points enable the sheath to be installed without the rail, with high accuracy.

Abstract: The invention relates to a support for a system for fastening a rail on a substrate, having an angle bracket, which has a base section with a contact surface associated with the respective substrate, also having a supporting section, standing on the base section, which on its free front side associated with the rail to be fastened has a bearing surface, and also having a through hole formed in the base section for inserting a fastening element intended for fixing the angle bracket on the substrate.

Abstract: A precast concrete component material mixture and method of precasting, which is used to manufacture sleepers for transportation tracks, and related precast concrete components, are provided. The precast concrete component material mixture include: 891 to 963 kg/m3 of coarse aggregate(ca); 811 to 876 kg/m3 of fine aggregate(fa); pozzolan material containing 90 to 97 kg/m3 of fly ash and 31 to 34 kg/m3 of silica fume; cementing material containing 235 to 350 kg/m3 of cement and 78 to 117 kg/m3 of blast furnace slag; 122 to 165 kg/m3 of water; carboxylic acid superplasticizer, which is 0.7 to 2.0 wt % of the total usage of the pozzolan and cementing material; and steel fiber accounting for 0.5 to 1.0% of the total volume.

Abstract: A passenger seat has autonomous electric power generated by a fuel cell system and humidification provided by the fuel cell system. The fuel cell system may include replaceable fuel cartridges and may power electronics such as in flight entertainment, lighting, comfort features, seat adjustments, communications and other features autonomously or under control of the seat occupant.

Abstract: A fastener for supporting a rail on a railroad tie using clips, includes an abrasion plate having an upper surface, and being constructed and arranged to fit on the railroad tie; a rail pad having a lower surface and being constructed and arranged to fit on said abrasion plate with said lower surface facing and contacting said upper surface and to support the rail; a pair of insulators disposed on said rail pad, said insulators being configured to receive the clips when the fastener is installed and to insulate said fastener from said clips; and coupling means integrally formed on one of said abrasion plate and said rail pad to hold said pair of insulators prior to the installation of the fastener.

Abstract: A non-magnetic concrete structure having no magnetism or a very small magnetic permeability without reinforcing steel bars arranged, a sidewall for a guideway, and a method for installing the sidewall for the guideway are provided. The reinforcing steel bars-free sidewall 11 for the guideway 10 is constructed by using a non-magnetic concrete structure constructed by using a fiber-reinforced cement-based mixed material and having no reinforcing steel bars therein. The fiber-reinforced cement-based mixed material is produced by mixing non-metallic fibers or non-magnetic metal fibers into a cement-based matrix in a mixing amount of 1 to 4% for an entire volume of the cement-based matrix. The cement-based matrix is obtained by mixing a composition with water. The above composition is composed of cement, aggregate grains having a maximum grain diameter of not more than 2.5 mm, pozzolanic reaction particles having particle diameters of not more than 15 ?m and supper plasticizer.

Abstract: A rubber or elastomer laminate comprising a plurality of layers that can be vulcanized or crosslinked, wherein at least one of the layers includes a blowing agent. During vulcanization the layer containing the blowing agent expands to form a closed cell foam rubber layer. In a preferred embodiment, the closed cell foam rubber is interposed between two layers free or substantially free of a blowing agent. Composites, including the laminate, and preferably a metal article, most preferably a rail for use in an electric transit system, are formed by bonding the laminate to the metal article using a suitable bonding agent such as a rubber to metal adhesive. In a preferred embodiment, the unvulcanized laminate is applied or connected to the metal article prior to vulcanization. Rubber clad rail assemblies having a closed cell rubber foam layer and methods for preparing the same are disclosed.

Abstract: A rail-mounting assembly has a generally rectangular base frame formed with a window and having a pair of diagonally opposite abutments at respective ends of the window and having downwardly and inwardly inclined faces. A top plate in the window has a lower face above a lower face of the frame, a pair of bosses projecting upward from the top plate and each juxtaposed with a respective one of the abutments and each having a downwardly and inwardly inclined face spacedly juxtaposed with the downwardly and inwardly inclined face of the respective abutment. A one-piece elastomeric body is bonded to and interposed between the inclined faces of the frame and of the top plate.

Abstract: Support plate for flexible fastenings of railway rails applicable in the scope of the railway industry, destined to allow an elastic and flexible fastening for the absorption of deformations produced on the rail, which basically comprises a single-piece structure with means of guiding and supporting a rail (21) on a bearing area (18), a plurality of contact slits (5) and rail shoes (9) to house and fasten a fastening rail splice (6) of said rail (21), an upper part with a flat central span (12) configured to support a rail (21) flange (22), a plurality of securing holes (11) in each outer area (20) configured to secure the support plate on a bearing area (18) and a plurality of ridges (16) on its underside (15).

Abstract: An electrically-insulated tie plate for electrically isolating parts of a railroad rail system from each other. The electrically-insulated tie plate includes a base plate having a recessed area for receiving a railroad rail and a layer of electrically-insulating material covering portions of the base plate.

Abstract: A rail seat which includes a) a rail tie b) a pair of rail fastening support shoulders mounted on said rail tie so that a rail can be held to the tie between said shoulders each shoulder having a a rail face and side portions on each side of said rail face extending away from the rail c) a rail pad adapted to lie on said tie between said shoulders which has a pair of projections extending parallel to the tie along side each side portion of each shoulder. The rail seat is adapted to be used with a deep post insulator and incorporates a rib on the support shoulder extending from each side portion against which a face of the rail pad projections abut to locate the pad in position to accommodate the post of the insulator. The rail pad projections are proportioned to prevent the pad from moving out of position under the creep load conditions present when rail cars pass over the rail seat.

Abstract: An assembly for supporting a railroad rail on a tie includes an abrasion plate arranged to be positioned on a tie, and a pad disposed on the abrasion plate and adapted to receive the rail. The pad and plate have mating depressions and buttons arranged in complementary patterns that provides means of interlocking the two components to resist migration in both longitudinal and lateral directions. Preferably the depressions are larger than the buttons to allow some play. The two elements may be attached to each other prior to transportation by a combination of a projection on one and a capturing hole in the other. The projection may be a stake having an enlarged head. The plate may be secured to the tie by an epoxy and may have irregularities on the bottom to be gripped by the epoxy. A seal may also be provided around the supports for the rail clips to keep sand and other extraneous matter from the interface between the plate and the tie. The seal may be provided on the plate or the pad.

Abstract: A track fastener has a top plate spacedly surrounded by a frame and connected to the frame by a body of elastomer bonded to both the top plate and the frame at all surfaces at which the elastomer fills the gap between the two. The frame has hoods overhanging ribs of the elastomer which have inclined flanks covered by the elastomer as the elastomer reaches down from the gap between the hood and the rib to the top surface of the top plate lying below the receiving surface of the top plate on which the rail bears.

Abstract: A tie plate is provided for securing a rail to a railway tie. The tie plate has a base with a tie face opposite a rail face, opposite end faces extending between the tie and the rail faces, a gauge side opposite a field side with said gauge and field sides extending between the opposite end faces and the rail and tie faces. A rail support section runs across the rail face between the opposite end faces and along the gauge and field sides. The tie plate further has a respective clip hold down housing adjacent the rail support section on the field side and the gauge side, each clip hold down housing having a rail abutting face proximal the rail support section and a longitudinally extending receptacle for receiving a spring clip. A respective rail locating shoulder extends from the rail face on either side of the rail support section. Locating ridges extend from the tie face for embedding into a tie.

Abstract: One aspect of the invention provides a rail arrangement in which a rail is releasably supported in an inner shell, and the inner shell and rail are received within an outer shell. This provides flexibility in that the design of the inner shell can be varied to provide different relative positioning of the rail with respect to the outer shell. Thus, the inner shell can be used to take account of sinking of the outer shell, which is typically cast into the rail foundations.

Abstract: A concrete railroad tie, especially a two-block railroad tie, with an elastic rail support for ballast and solid tracks, with guide plates with twisting-prevention devices disposed in the supporting region between the base of the rail and the lateral, raised shoulders of the railroad tie, characterized in that the support area is constructed essentially flat without continuous, deep depressions.

Abstract: A rail seat which includes

Abstract: Rail mounting assembly of the type in which a top plate is secured to a frame by an elastomer body surrounding the top plate and bonded to both the top plate and the frame. The rounded ends of the top plate and frame receive the elastomer in gaps between downwardly and inwardly inclined surfaces while the elastomer between the longitudinal flanks of the frame and top plate has downwardly open voids which are narrower toward the end of the top plate and wider at a midpoint.