Abstract: The invention relates to a formwork frame for a formwork element of a ceiling formwork, comprising: a first cross-support; a second cross-support; a connecting piece which is longer in comparison to the first and second cross-support, which is arranged substantially perpendicular to the first and second cross-support, and which connects the first cross-support to the second cross-support; a first lateral recess on the one longitudinal side of the formwork frame; and a second lateral recess on the other longitudinal side of the formwork frame.

Abstract: A filler beam assembly (100) of a formwork structure (500) is disclosed. The filler beam assembly (100) includes a beam (101) having a first end (102) and a second end (104) distal to the first end (102). The first end (102) and the second end (104) are adapted to be in contact with top plates (504) of respective drop head assemblies. The beam (10) includes a top surface (110) having a drophead interface edge (112) at the first end (102) and a drophead interface edge (114) at the second end (104). The filler beam assembly (100) includes a first lip (202) formed on one side of the beam (101) and adapted to accommodate one of a timber runner (300) and a PU insert for being nailed with a plywood positioned adjacent to the top surface (110) of the beam (101), and an additional lip (204) disposed below the first lip (202) and adapted to be accommodate a head portion (400) of a cross beam (506).

Abstract: An equalizing beam for receiving formwork elements, in particular formwork panels, having an outer beam having a support surface facing upwards when applied and a base surface facing downwards when applied, and at least one inner beam having an additional support surface facing upwards when applied and an additional base surface facing downwards when applied. The equalizing beam further includes at least one immobilizing element. The outer beam has a recess running in its longitudinal direction for receiving the inner beam and the inner beam is movably mounted in the recess of the outer beam. The immobilizing element is provided to secure the position of the inner beam relative to the outer beam. A ceiling formwork system including at least one equalizing beam and at least two supports which are arranged essentially at a right angle to the equalizing beam.

Abstract: A support head for attachment to a formwork support for creating the formwork for a floor using a large number of floor formwork elements which each have a form surface. The support head has two support portions suitable for supporting at least one pair of adjacent floor formwork elements of the large number of floor formwork elements. The support head has an adjustment device for moving a first support portion into an arrangement in which the floor formwork element which can be mounted on the first support portion can be mounted thereon on at least one subjacent mounting point which is at a lower mounting height than a formwork mounting height. The mounting point of the second support portion remains at the formwork mounting height.

Abstract: The invention relates to a ceiling formwork and a method for producing a ceiling element, comprising the following steps: arranging two ceiling supports on a floor, connecting a first end region of a ceiling formwork frame to the two ceiling supports such that the ceiling formwork frame is arranged in an intermediate position inclined downward from the first end region in the direction of a second end region, connecting a lost ceiling plate to the ceiling formwork frame arranged in the intermediate position, pivoting the second end region of the ceiling formwork frame up, together with the lost ceiling plate, supporting the second end region of the ceiling formwork frame that has been pivoted up by at least one additional ceiling support and casting the ceiling element, together with the lost ceiling plate, on the ceiling formwork frame.

Abstract: Apparatus includes construction component. With reference to embodiments as depicted in FIG. 1 to FIG. 30, construction component includes prop-head assembly. Apparatus may be provided for vertically-extending construction column and horizontal construction beam assembly having beam-reference portion. Apparatus includes prop-head assembly configured to be fixedly connected to vertically-extending construction column, and also configured to support horizontal construction beam assembly once the prop-head assembly is fixedly connected to vertically-extending construction column. Prop-head assembly includes first beam-locating feature and second beam-locating feature. First beam-locating feature configured to selectively receive, at least in part, the beam-reference portion. Second beam-locating feature configured to selectively receive, at least in part, the beam-reference portion.

Abstract: A method of forming simulated stone or brick column or a retaining wall is made up of rows of masonry blocks of generally trapezoidal configuration arranged in end-to-end relation to one another in each row, each block including a recessed portion being aligned with one another in each row and each block having textured wall surfaces simulating the appearance of brick or stone along one or more wall surfaces arranged in different configurations without the necessity of interlocking the blocks together.

Abstract: A support head and a ceiling support. The support head in particular has a plate-shaped design and has multiple guide tabs. The guide tabs are arranged or provided in such a way that a formwork element is secured on the support head so as to prevent shifting, preferably at various positions. The support head has widely opened first guide tabs that are situated opposite from less widely opened guide tabs. This asymmetry of the support head allows the support head to be situated close to a wall corner, while at the same time the formwork element can be easily fastened.

Abstract: The invention comprises connector for a pair of opposed spaced concrete forming panels. The connector comprises an elongate spacer member having flanges formed thereon intermediate a central portion thereof and each opposite end thereof. A portion of at least one end of the spacer member is sized and shaped to selectively engage an elongate panel bracing member. A composite insulated concrete form and a method of using the insulated concrete form are also disclosed.

Abstract: An active vibration control actuator mount including at least one actuator bracket having an actuator interface member configured to hold one or more active vibration element thereon in one or more predetermined orientations, and an engine mounting structure interface member connected to the actuator interface member, the engine mounting structure interface member being configured to couple the at least one actuator bracket to an engine mounting structure, wherein the at least one actuator bracket is configured for the installation and removal of a respective active vibration element to and from the actuator interface member while a respective one of the at least one actuator bracket remains coupled to the engine mounting structure.

Abstract: Embodiments of an adjustable and reusable brace, kicker and tie apparatus are disclosed herein. Various embodiments include a bracing arrangement for bracing an inner and an outer form for forming a concrete structure. In various embodiments, the bracing arrangement may include interior and exterior vertical bracing members and a horizontal tie member removably and/or adjustably couple the vertical brace members at respective top or bottom ends of the vertical brace members. In various embodiments, a pair of bracing arrangements may share an exterior vertical brace member, which may be angled, for providing support at a corner of a form. In various embodiments, various bracing arrangement may be employed to form a bracing cage. The bracing arrangements may be constituted with material or materials designed for reusability.

Abstract: The invention relates to a stop element with a stop for contact of a formwork element on the stop element, an abutment for contact with a fixation element, a bottom support for contact of the stop element on an underlying surface, and a support foot for bracing the stop element on the underlying surface, wherein the support foot has a reinforcement rib.

Abstract: The invention relates to a ceiling formwork system comprising several formwork elements, the bottom face of which is provided with supports that can be coupled to heads of vertical props. At least some areas of the cross section of said supports are embodied in a C-shaped manner, with two legs extending from a basic section. One of the legs is designed as a supporting surface that is to rest on a head of a vertical prop while the head of a vertical prop is provided with fixing elements which engage into one respective recess of a supporting surface. Said recess is configured so as to selectively couple the support to the vertical prop in two directions that are offset relative to each other by 90° at the end of the supporting surface which faces away from the basic section.

Abstract: The invention relates to a ceiling formwork system comprising several grid elements, each of which is composed of a plurality of parallel longitudinal beams and at least one transversal beam that can be mounted or placed on vertical supports and extends perpendicular to the longitudinal beams. The longitudinal and transversal beams of the grid elements are rigidly interconnected. Standard grid elements are provided with two transversal beams in the opposite terminal areas of the longitudinal beams while transversal compensating grid elements are fitted with two transversal beams which are offset towards the inside in relation to the standard grid elements.

Abstract: A prop head (17) of a formwork prop for a concrete ceiling has an end piece (15) facing the concrete ceiling, the end piece (15) having a longitudinal axis which extends substantially perpendicular to the plane of the concrete formwork. The prop head (17) also has a hinge mechanism (20) at the end piece (15) end facing away from the concrete ceiling. The longitudinal axis of the end piece (15) can be placed in swiveled positions relative to the longitudinal axis of the prop in hinged positions of the hinge mechanism (20), the hinged positions being lockable by means of fastening means (30), preferably on the hinge mechanism (20). A load-introducing center of gravity formed by the end piece (15) end facing the concrete ceiling essentially lies on a line encompassing the longitudinal axis (62) of the prop (2, 3, 4) in the hinged positions.

Abstract: Provided is a process for producing a concrete platform to which an object to be supported is fixed, including: a step of forming form having a pair of concrete side walls and a concrete bottom slab that connects the pair of side walls (S2); a step of setting the form on a plurality of piers (S3); and a step of pouring concrete into the form that is set on the plurality of piers (S6).

Abstract: Disclosed are a height-adjustable inter-form concrete mold supporting system and method for in situ concrete construction. The system has a support member detachably disposed on a base plate. An inter-form truss is adjustably attached to the support member and holds formwork brackets to define concrete pour width. A plurality of like assemblages and attached formwork define concrete pour length and height of the monolithic concrete slab-on-grade foundations or flooring in situ.

Abstract: A system of interconnecting structural components for supporting and forming suspended concrete slabs that allow removal of form panels without disturbing the slab support posts (shores). Additional features of the system accommodate changes in suspended slab thickness, horizontal slab dimensions that are not multiples of the basic component dimensions, slab edge cantilevered form panels, attachment to walls and remote manipulation of form panels from the floor below using an erection staff. The primary system components are panels, support posts, telescopic beams, adjustable hanger connections, wall hangers, wall beams, raking shore assemblies and erection/stripping staffs. Form panels are directly supported by the shores without the use of an intermediate member (usually a beam) that is common practice in the concrete forming industry. The system reduces the number of required components that in turn reduces the capital cost to the user and improves his labor efficiency and quality of the concrete surface.

Abstract: A retainer apparatus and method is disclosed for retaining a form mold in a selected position that includes a beam having a longitudinal axis and a retaining member slidably engaged to the beam allowing for free movement along the longitudinal axis when said retaining member is in a free state. The retaining member has a lengthwise axis substantially perpendicular to the longitudinal axis in the free state, with the retaining member also including a leg substantially parallel to the lengthwise axis, the leg extending from the slidable engagement and terminating in a form mold interface portion. The retaining member also including a head portion extending from the slidable engagement being substantially oppositely disposed from the leg. The retainer apparatus is place into the locked state by applying a force to the leg to substantially lock the slidable engagement and retaining the form mold.

Abstract: An assembly (20) for releasably interconnecting a pair of concrete form panels (22, 24) having adjacent, apertured walls (30) is provided which completely eliminates loose parts and significantly reduces panel setup and knock-down times. The assembly (20) includes an elongated pin (38) axially shiftable between extended and retracted positions, as well as an elongated connection arm (88) of length to bridge the adjacent walls (30) and engage the remote surface of the wall (30). An operating mechanism (42) is operatively coupled with pin (38) and arm (88). A latch assembly (96) serves to releasably maintain the pin (38) and arm (88) in their respective positions. Preferably, the pin 38 is mounted on a body (36) shiftable along a track (46); the latch assembly (96) is also supported on the body (36) to insure that the operating mechanism (42) can be properly latched in the retracted and extended positions of the pin (38).

Abstract: Method and apparatus for securing a building foundation form disposed on a moisture barrier membrane. The method includes the steps of positioning one end of a concrete form stake in a mating structure of a plug, penetrating the moisture barrier membrane with a tip end the plug, and forming a seal between a flange extending around a periphery of the plug and the moisture barrier membrane.

Abstract: A forming panel and method for using the same in construction of self-sustaining concrete wall structures is provided wherein a flexible barrier element is provided along a margin on the forming panel for impeding the flow of water and fine particles of a concrete mix pour past the barrier element. The margin may be along the perimeter edge of the forming panel or along an opening interior to the perimeter of the forming panel. When located near the perimeter, the flexible barrier element may be positioned in a slot extending parallel to the margin and located in the frame. When located near an interior opening, the barrier element may be provided on a reinforcing member positioned around the opening or on a door which shifts to improve access through the opening during placement of forming ties or the like.

Abstract: A non-destructive form bracket assembly and method of using the same is provided including a bracket having a vertical supporting side and horizontal supporting side for maintaining a form vertically upright; an attachment device having a first and second foundation attachment portion. The attachment device is adapted for engaging a portion of said bracket for non-destructively affixing the bracket to a foundation. Adhesive is affixed to bottom surfaces of the first and second foundation attachment portions for adhering the attachment to the foundation. Additionally, a non-destructive form assembly utilized in tilt-up construction for a double-side pour process is provided comprising a form and a plurality of U-shaped single rail brackets installed on a bottom edge of the form in spaced intervals with pre-applied adhesive on the bottom of the brackets.

Abstract: A forming panel and method for using the same in construction of self-sustaining concrete wall structures is provided wherein a flexible barrier element is provided along a margin on the forming panel for impeding the flow of water and fine particles of a concrete mix pour past the barrier element. The margin may be along the perimeter edge of the forming panel or along an opening interior to the perimeter of the forming panel. When located near the perimeter, the flexible barrier element may be positioned in a slot extending parallel to the margin and located in the frame. When located near an interior opening, the barrier element may be provided on a reinforcing member positioned around the opening or on a door which shifts to improve access through the opening during placement of forming ties or the like.

Abstract: A shoring post suitable for use with ledger frames uses node sleeves which surround the shoring post. Preferably, the node sleeves are an extruded component with a center cavity that closely conforms to the exterior of the shoring post. The node sleeves are secured in a manner to maintain the center of the shoring post unobstructed. In a preferred form, the node sleeves are mechanically fastened to the shoring post.

Abstract: A post shoring and decking system is for use in supporting sheet on which cement compositions can be poured. This post shoring and decking system includes a main leg member, which has a U-shaped channel, a drophead member for coupling with the main leg member and a ledger member, that is received by the drophead member.

Abstract: A jig (40) for locating anchor bolts in concrete standards of outdoor lighting installations comprises four complementary corner members (42) that can be interconnected and then secured together with fasteners (45) in the desired pattern. A second embodiment (70) comprised of male and female members (72, 74) is also disclosed.

Abstract: A slab formwork comprising vertical props, fixed bolsters mounted on the upper end of the props and shuttering panels supported on the bolsters. In correspondence with the four corners of a planar, horizontal and upper surface of the bolsters, some diagonal protuberances project outward with their upper surface inclined downward toward the interior and with two slopes defining individual inclined planes convergent in a common and longitudinal edge, the upper surface defining the support for the corresponding shuttering panels, the latter having on their corners some reinforcements. There are also defined complementary inclined surfaces to the two slopes of the upper surfaces of the protuberances, those reinforcements being supplemented with lateral flanges by means of which it is possible to hang the shuttering panels, both for carrying out their erection and for their dismantling.

Abstract: The system used to form slabs on large surfaces includes a grid structure comprised of vertical braces, support bolsters, primary beams and cross beams, all of which rest on the bolsters, with the cross beams closing the grid and providing a stiffness to the structure that allows assembly of the entire grid structure and the later positioning of the formwork panels. The bolsters provide support so that the beams can descend to a stripping position allowing to recover, before the concrete sets, both the beams and the panels. The longitudinal beams are provided with supports for the panels, constructed such that they allow the panels to hang vertically during the stripping operation. The cross beams end at a profile made of rubber or the like providing a means for sealing the grid, as well as for absorbing any possible clearances originated during the assembly of the panels.

Abstract: A concrete forming panel has built-in retaining structure for holding loose coupling parts in a safe, secure position when the parts are stored during times of nonuse of the panel. Members on the backside of the face plate of the panel, including but not necessarily limited to bracing or stiffening members of the frame, are provided with webs or wall portions having a series of clearance openings therein. Brush rings are positioned immediately adjacent each opening and have radially inwardly directed resilient bristles that terminate in innermost ends defining a hole aligned with the adjacent opening. Consequently, when a oversized coupling part relative to the brush hole is inserted into such hole, it flexes the bristles and passes through the hole and the adjacent opening in the supporting member to be retained in place in a yieldable, releasable manner by the flexed bristles.

Abstract: A concrete forming panel and method for making the same which includes a sheet having an outer peripheral edge. Typically, the sheet is rectangular in shape. An aluminum frame formed by linear frame segments extends around the outer peripheral edge of the sheet. The frame segments are secured to the sheet by welding. At least one, and preferably a plurality of spaced cross braces extend across the sheet between spaced apart portions of the frame. These cross braces are adhesively secured to both the frame as well as the sheet.

Abstract: A support module for interconnecting to like support modules serves to support a number of core elements for encapsulation within a concrete structure. The module has a planar frame defining a first cutout and a second cutout. Each cutout has an arc shape, such that the cutouts from different modules define a circular aperture for closely receiving one of the core elements. The frame has extending portions with connection elements that connect with other support modules to securely receive the core elements. The extending portions are located about the periphery of the frame so that they are able to connect to other support modules in four orthogonal directions.

Abstract: It is constituted by several plates (1), provided in its outer side (4) with transverse ribs (5), formed by C-shaped profiles and joined together to form a prismatic contour (7), closed by the inner flat sides of all the plates, the plates comprising a means of mutual fixing and detachable means of immobilization. The means of mutual fixing are constituted by hinges (8), fixed to the edges of the plates, and by corresponding oblong orifices (9), evenly distributed on the plate (1) in transversal direction. The means of immobilization are constituted by a through hole (11) made in the shaft of each hinge (8) and by a sliding element (12) provided with a wedge-shaped end (13).

Abstract: A method and apparatus for retaining separable parts for a concrete forming panel includes the provision of a retaining member on the forming panel located separately from any one of a plurality of coupling sites. Separate and discrete parts may be held on the retaining member until the parts are ready for use. The retaining member may include a reinforcing bar having at least one and preferably a plurality of openings therein for frictionally holding the part therein. The opening may be provided with a gripper to enhance the frictional engagement and improve the parts holding ability of the retaining member. The retaining member may include a magnetic coupler which is especially useful with aluminum forms for holding steel parts in position. Further, the retaining member may include a self-sticking material with cooperating components on the part and the form whereby the parts may be readily attached and removed from predetermined areas on the forming panel.

Abstract: A forming panel and method for using the same in construction of self-sustaining concrete wall structures is provided wherein a flexible barrier element is provided along a margin on the forming panel for impeding the flow of water and fine particles of a concrete mix pour past the barrier element. The margin may be along the perimeter edge of the forming panel or along an opening interior to the perimeter of the forming panel. When located near the perimeter, the flexible barrier element may be positioned in a slot extending parallel to the margin and located in the frame. When located near an interior opening, the barrier element may be provided on a reinforcing member positioned around the opening or on a door which shifts to improve access through the opening during placement of forming ties or the like.

Abstract: A system for tilt-up concrete panel forming for use on a casting surface comprising an elongated base strip having an elongated groove in an upper surface, having a chamfered edge, and having a bottom surface adapted to be adhesively attached to the casting surface. The base strip has a support edge on the upper surface for receiving and supporting an elongated wooden panel form. A plurality of brackets each have a bottom section for mating with the elongated groove of the base strip at spaced intervals along the base strip, and the brackets further including a support section for supporting a side of the panel forms. Suitable clips can be added to the support sections of the brackets to impart a camber to an end of the concrete panel being formed.

Abstract: A concrete form brace for bracing a concrete form board. It includes a vertical member, a support member, and a means for receiving a stake. The support member holds and supports the means for receiving a stake so that it can position a stake at an angle to the vertical member. The flat vertical member is generally mounted flush against the form board and is attached to the form board by nails, screws, or other attachment means. A stake directed through the means for receiving a stake is driven into the ground to brace the concrete form brace and form board. The stake is driven into the ground such that it clears the top of the form board.

Abstract: A deck forming system is utilized for forming and supporting concrete decks. The deck forming system includes deck panels extending between deck beams which are supported by a jack post assembly. Flat bars are used to join the deck beams to a header supported by a jack post in the jack post assembly. Fasteners such as pins and wedges removably secure the flat bars to the ends of the deck beams and the header so that the deck beams can be removed while the jack post and header remain in place to support the poured concrete deck until it reaches a predetermined strength.

Abstract: A bracket for use with a system of forms for holding poured concrete forming concrete walls. The bracket is used to hold the forms at corners of the system when the concrete walls change directions. The corner bracket includes formations to hold the wall panels in place at the corner.

Abstract: A reusable concrete support frame removably supported by horizontal supporting beams while a concrete slab is poured on top of it to build a bridge. The frame has an angle iron end member at each end of the frame which removably engages the horizontal supporting beams at a slight angle. One of the angle iron end members is welded to two parallel, spaced apart first channel irons, and the other angle iron end member is welded to two parallel spaced apart second channel irons. The first pair of channel irons insert between the second pair and are pivotally secured to them by bolts so that the channel irons articulate relative to their corresponding mating channel irons. The channel irons can be locked together so the frame is horizontal when the concrete is poured and thereafter can be released to pivot or articulate downward to remove the frame for reuse.

Abstract: In an encasing for fair-faced concrete surfaces with a supporting structure (4) and an encasing skin (6) stayed by the latter, the encasing skin consists of transparent material so that the latter fair-faced concrete surface can be observed while pouring the concrete and possible flaws can be eliminated by applying extra compression before the concrete settles.

Abstract: A formwork is structured of a lower substrate of beams that are supported on struts, and a substrate with identical beams supported on and perpendicular to the lower beams. Resting upon the upper beams, there are panels of wood that make up the surface of the formwork; the beams are formed from steel plate of great strength and small wall thickness. The beams (1) have a trapezoidal configuration with an upper projection forming a channel that holds wooden strips. The beams have lateral folds or lateral ridges for rigidity. The beams of the lower substrate rest upon bidirectional heads (4) having wings (16) and a lower cylindrical portion (14) that connects onto the upper end of a corresponding strut.

Abstract: A corner bracket for holding and securing objects to the surface of a construction form for embedding the object in a settable material, such as concrete, and exposing the face surface of the object in the finished construction, while forming a corner. The corner bracket comprises a plurality of perimeter members corresponding to the outer edge configuration of the object. Removable tabs are incorporated into perimeter members, and may be easily removed. Upon removal of the tabs, the perimeter members may fold around axial points to configure the bracket to fit around a corner. Flanged surfaces, extending inwardly from the perimeter members support the perimeter edges of the objects. Reinforcing crossmembers located subjacent to the fixed axial points on the perimeter members contain channels around which the crossmember and perimeter member may be folded.

Abstract: The invention relates to a formworking ceiling system in which a number of supports are erected at a distance from each other, wherein respectively a partial number thereof are to be arranged in alignment with one another and on which respectively longitudinal carriers and on these again transverse carriers are placed so that the transverse carriers lie respectively on at least two longitudinal carriers and finally, formwork panels are placed on the transverse carriers. The system is characterized in that the supports, longitudinal carriers and transverse carriers are located in such a manner that for all ceiling thicknesses up to a predetermined ceiling thickness to be concreted, the respective spacings of the transverse carriers and of the longitudinal carriers as well as of the supports are complied with by means of optically and/or mechanically effective, fixed location aids applied onto the longitudinal carriers and the transverse carriers and/or the formwork panels and/or the supports.

Abstract: A support structure for temporarily shoring poured concrete slabs in place. The support structure can be assembled and/or disassembled on site. The structure includes post shores which act as the legs of a shoring tower when assembled with ledgers, stringers, joists and/or cross braces, but can also be used separately as single post shores. The support structure can be adjusted to a number of heights and configurations. The ledgers are mounted to the post shores with T-bolts for ease of assembly and disassembly.

Abstract: A plate of a support structure for a ceiling mold for the production of concrete ceilings, in particular seating plates of a support head with holding means disposed on the plate for a ceiling mold element for gap filling members. A first large protrusion and a second large protrusion are provided in only one corner region of a substantially rectangular plate to hold the ceiling mold element. The first and second large protrusions are wider and higher than a plurality of other smaller protrusions disposed on the upper surface of the plate.

Abstract: A house may be assembled from a plurality of vertically-cast wall sections and produce an aesthetically pleasing, highly desirable home at reduced cost.

Abstract: An individual bracket for holding and securing an object to the surface of a construction form for embedding the object in a settable material, such as concrete, and exposing the face surface of the object in the finished construction. The bracket has an outer configuration formed from a plurality of side and end perimeter members that defines a recess that correspond with the outer configuration of the object. The perimeter members have a flat outer surface extending at right angles to the form and an inwardly extending flange which is parallel and in contact with the form. An upwardly curved inner surface extends from the flange to the outer edge of the flat outer surface which forms one-half of a mold to form a grout line when two brackets are connected together. The actual mold can be any shape desired to provide the various types of grout lines.

Abstract: A removable support structure for concrete slab fabrication is described. A latch device secured to the ends of both shoring girders and shoring beams permits rapid and accurate placement of the shoring support across a span to be structured in concrete. Vertical shoring posts and supports are eliminated, with the added advantage of the plane of the shoring always being automatically in the plane of the floor being formed. Bearing shoes on the ends of corrugated deck members, secured to building girders, cooperating with straps at their other ends, accurately and securely positions the corrugated decking in place. After the concrete has hardened, the entire support structure, including the shoring girders, shoring beams, and corrugated deck members, are rapidly and efficiently removed, ready for re-use.

Abstract: A ceiling construction, especially for a large area shuttering construction for reinforced concrete ceilings, has a plurality of ceiling panels laterally abutting to each other. On a main plate of the ceiling panel, U-profiled shackles are arranged in a row and are aligned with each other. The U-profiled shackles have a web, two legs extending from the web to the main plate and having free ends, and flanges formed extending outwardly at a right angle from the free ends and being screwed to the main plate. Isolated longitudinal bars are fixed by a welding connection in the corners formed by the webs and legs of the U-profiled shackle. The isolated longitudinal bars are located away from the main plate. The ceiling construction is covered with concrete. During the construction and concrete operation, the isolated longitudinal bars serve to transmit forces of pressure. In the completed, solidified state, the bars serve to transmit tensile forces.