The sheet metal decking unit exhibits substantial wet strength (ability to support wet concrete between spaced supports) has long span capabilities and is Composite Beam Construction The concrete component of the concrete floors can be made to function compositely with the sheet metal decking unit and also to
The present invention relates generally to composite steel and concrete floor systems of the type including reinforced concrete slabs supported by secondary framing members such as steel joists, In larger structures, the joists are generally supported by primary framing members in the form of steel beams or trusses.
With such construction, the concrete floor slab is in rigid connection with supporting girder or beam steel to act in unison therewith and increasing the rigidity of the floor or roof system Another object is to provide an end connection for open web steel joists that can readily be pro fabricated in the shop, for the most part,
More specifically, the low point column head is a structural extension of a building column and is adapted to permit the attachment of support beams at the column head as All components of the column head are made from suitable materials, such as, for example, steel plate or composite material, as will be more fully
A T shaped construction element for use in combination with an open web joist to support spanner bars, and a composite open web joist and concrete slab There has also been provided a roof or floor structure comprising a combination of open web joists, T clips adapted to be supported by the top chord or the joists, and
In traditional, non shallow, multi storey steel construction, a steel I or H beam spans horizontally between supports, with concrete flooring placed on top of the steel of the invention wherein the concrete floor units are formed in situ, the concrete preferably flows through the openings in the beams so as to form a composite
These stand off screws provide the required shear transfer between the joist and concrete slab to form a composite floor system illustrates a cross sectional side view of a composite joist floor system showing how a beam running substantially perpendicular to the joists may support the ends of two joists on opposite
, A composite beam of concrete and steel can also allow greater unobstructed spans in a building without interior columns or load bearing walls Photo Sometimes, composite floors of concrete and steel are constructed Photo Photo shows the underside of this floor, supported by steel bar joists ().
Watch this video to see how to locate and repair leaks in a metal roof and bathroom shower surround, install a bathroom vent fan, and remove mold I like this foundation here on the top because if I m cutting two by fours or if I want to hold a three quarter inch piece of plywood, I ve got good support I can clamp my clamp
A prestressed concrete beam composite structure has great advantages compared with all heretofore known constructions used in floors for buildings and bridges If the precast prestressed beam is erected without temporary intermediate supports, and therefore, has to carry the dead load alone, without benet from the
,,, the range for the length of the slab was substantially less than that given by the composite deck of the U.S Pat No ,, More beams or joists were required to support the lesser length for the slabs Arrangements for forming a slab beam floor or roof assembly requires the complex formworks and
It s persuaded into position with more than a little force and then it supported by several two by fours The three two by fours under each end of the beam are called pack studs, because they transfer the beam s load down to the floor The studs outside the pack studs are called the king studs, probably because they control
A roof deck structure comprising a plurality of tray units assembled side by side above roof supporting beams, each such tray unit being fabricated from glassfiber reinforced gypsum and including a generally horizontal flat base, generally vertical side walls and horizontal flanges extending inwardly from the tops of the said
The floors, walls and roof are typically made torsionally stable with the installation of a plywood or composite wood skin referred to as sheathing Sheathing The floor, or the platform of the name, is made up of joists (usually x, ×, × or ×, depending on the span) that sit on supporting walls, beams or girders.
The composite base panel has a layer of synthetic resin foam insulation sandwiched between a base layer of wood fibers bonded with an inorganic cement the roof structure comprising a supporting framework of roof purlins or rafters with means for fixing the insulating material between the roof covering and the upper
, the steel joists are adapted, in floor or roof construction, to be supported at each end upon girders or beams (only one illustrated in FIG ) Preferably such end connections will be constructed according to the method and means described in my prior patents cited above, for improved composite end connections for