Bubbledeck slab pdf free

Bubble deck slab the best solution for above two problems is bubble deck slab bubble deck slab is a biaxial voided concrete slab in which high density polythene hollow spheres replace the ineffective concrete in the centre of concrete slab. Bubbledeck slab uses hollow spherical balls made by recycled plastic and therefore it is an innovatory method of virtually eliminating the concrete part in the middle of conventional slab which does not contribute to the structural performance. Cost comparison bwtween bubbledeck slab and conventional. Mar 02, 2016 bubble deck slab the best solution for above two problems is bubble deck slab bubble deck slab is a biaxial voided concrete slab in which high density polythene hollow spheres replace the ineffective concrete in the centre of concrete slab. May 01, 2020 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the. Tests were conducted with bubbledeck slabs of 230 and 450 mm. Jun 16, 2019 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the.

Microsofts free reader application, or a booksized computer the is used. Mar, 2020 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the. Bubbledeck slab elements are plates with ribs on two directions made of. Adenan 2 1,2 faculty of engineering and technology infrastructure infrastructure university kuala lumpur, malaysia abstract the main purpose of this research is to compare the cost difference between conventional concrete slab and bubble deck slab. Architectural freedom, flexibility in design and use, fast and inexpensive, savings and environmental benefits. Bubbledeck can reduce construction material weight up to 50%. Bubble deck technology uses less concrete by filing the slab. Bubbledeck cobiax voided slabs modelling hi, i will start a new model for a 14 storey building in adelaide aus and the slab system is going to be bubbledeck slab with. We can then provide you with important updates as they are released. The bubbledeck slab is a revolutionary biaxial concrete floor system developed in europe. The modules are then placed on conventional formwork, and the slab is poured in two parts. Large cantilever at city hall in glostrup, denmark.

And the slab is one of the largest member consuming concrete. Structural behaviour of bubble deck slabs and its application. Bubble deck concrete slab manmade materials concrete. Apr 08, 2017 the bubble deck slab floor system can be used for storey floors, roof floors and ground floor slabs. Bubble deck concrete slab free download as powerpoint presentation. Bubble deck slab seminar report, ppt, pdf for civil engineering. Voided biaxial slabs are reinforced concrete slabs in which voids reduce the amount of. The bubble deck slab floor system can be used for storey floors, roof floors and ground floor slabs.

The effective depth of a bubbledeck slab is the overall depth less standard 20mm concrete cover achieving 1 hour fire resistance from the bottom mesh reinforcement to underside of the slab. Plastic balls serve the purpose of eliminating concrete which has weight but no carrying effect. Jul 21, 2019 bubbledeck slab pdf page 4 of deck types. Bubbledeck installation guide specification build more with less. Introduction to bubbledeck bubbledeck is a prefabricated structure with superior characteristics to solid slab. The new prefabricated construction technology using bubbledeck slab is recently applied in many industrial projects in the world.

When the bubbledeck slabs are completed, it is a strange experience to walk below the floor, with the joints between the elements now redundant and of no structural effect, seeming to hang in free air without any nearby support. Manual mounting of reinforcement meshes on the building site is avoided. Highdensity polyethylene hollow spheres replace the ineffective concrete in the center of the slab, thus decreasing the dead weight and increasing the efficiency of the floor. Insitu application bubbledeck slabs can be constructed as insitu slabs. Reinforced concrete effective span centretocentre distance between supports longer dimension of a rectangular panel of slab for yield line calculations modular ratio esec design bending moment per unit width of slab modified to account for axial load moment per unit width about xaxis moment per unit width about yaxis. Request pdf punching behavior of bubbledeck type reinforced concrete slabs the bubbledeck type slab bd is a reinforced concrete rc flat slab. Bubble deck slab system, filigree element, hollow spherical balls, hollow elliptical balls, deck, etc. The construction literally creates itself as a result of the geometry of the two.

Sep 01, 2019 from wikipedia, the free encyclopedia. Bubble deck technology by gayathri rajendran on prezi. In building constructions, the slab is a very important structural member to make a space. A two way spanning voided biaxial slab construction with spheres according to the bubbledeck system, compared cobia older voided slab constructions hebrew cabalist writings pdf can elab used together with prefabs. Page 4 of 10 shear capacity in % of solid deck ad 2. Shear strength of slab mainly depends on effective mass of concrete. Pdf structural behavior of bubble deck slab researchgate. Also explore the seminar topics paper on bubble deck slab with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year. The bubbles are placed in modules of top and bottom steel and are effectively held in place. Apr 30, 2012 bubbledeck is a really clever solution to this problem. Bubbledeck biaxial hollow floor slab system, a technology that increases large span lengths and makes floors lighter by reducing the weight while maintaining the performance of reinforced concrete. Bubbledeck cobiax voided slabs modelling hi, i will start a new model for a 14 storey building in adelaide aus and the slab system is going to be bubbledeck slab with internal sferic void formers. Results obtained gives the deflections under service load of bubbledeck specimens to be a little higher than those of an equivalent solid slab. Most attempts have consisted of laying blocks of a less heavy tecchnology like expanded polystyrene between the bottom and top reinforcement, while other types included waffle slabs and grid slabs.

Bubble deck is the invention of jorgen bruenig in the 1990s, who developed the. The bubbledeck system virtually eliminates dead weight concrete from the middle of a floor slab by incorporating recycled plastic bubbles as a void. Bubbledeck is a really clever solution to this problem. Where 90 minute fire resistance is required deduct 25mm off overall slab depth, or for 120 minute fire resistance deduct 30mm off overall slab depth. Multistorey building in the future to develop constructions as flexible and generally applicable that they will be able to pick up changes in a time period reaching far into the next century. The voids in the concrete slab, which is to be cast later, are inserted in the form of void formers or structural formers, both cobjax out of plastic. Bubbledeck north america llc advancing concrete design. Bubbledeck is a light, biaxial, flat slab technology. Introduction bubble deck slab is a biaxial hollow core slab invented in denmark. Sep 05, 2017 bubbledeck biaxial hollow floor slab system, a technology that increases large span lengths and makes floors lighter by reducing the weight while maintaining the performance of reinforced concrete. Bubbledeck can be implemented as one of three alternatives. Savings in useful height on each level as there are no emerging beams. The noise reduction with bubbledeck was 1 db higher than hollow core. Jul 27, 2017 the bubbledeck system virtually eliminates dead weight concrete from the middle of a floor slab by incorporating recycled plastic bubbles as a void.

Properties degradation environmental impact recycling segregation in techhology alkalisilica reaction. Jun 26, 2019 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the. The bubbledeck is a twoway hollow deck in which plastic balls serves the purpose of eliminating concrete that has no carrying effect. Bubbledeck slab version slab thickness bubbles span multiple bays cantilever max length span single bays completed slab mass site concrete quantity bd230 230 o 180 5 8. Bubbledeck is the patented integration technique of linking air, steel, and concrete in a twoway structural slab. Also explore the seminar topics paper on bubble deck slab with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. Bubbledeck design guide for compliance with bca using as3600. While a true biaxial slab as the bubbledeck system must be calculated lsab a solid slab, ribbed slab systems, like the uboot system, consisting of a grid of orthogonal i beams, must be.

Bubbledeck slab system concrete building engineering. The simple bubbledeck is cast over the pre fabricated bubble lattice on traditional formwork. Bubbledeck slabs with gaps are interlocked so they dont produce risks during its working period. Bubbledeck slab pdf the composite slabs are made of bubbledeck type slab elements with. Adenan 2 1,2 faculty of engineering and technology infrastructure infrastructure university kuala lumpur, malaysia abstract the main purpose of this research is to compare the cost difference between conventional concrete slab. Compared to traditional solid slabs, the reduced selfweight of biaxial. By using bubbledeck method, the quantity of concrete and cement is reduced by 30 to 50% for the same built surface compared with the classical slabs, fact that gives an important reduced quantity of carbon emitted.

The appropriate bubbledeck slab version is engineered to suit building configuration, span length between supports, applied loading and vertical alignment of supports. The bubbledeck system is based upon the patented integration technique the direct way of linking air and steel. Bubble deck slab is a hollow, flat slab that spans in two directions, in which plastic balls are incorporated to replace, and therefore eliminate the concrete in the middle of a conventional slab which does not contribute to its structural performance. Due to the bubbledeck technologys green credentials, the use of the. The bubble deck slab could be a methodology of nearly eliminating of all concrete from the center of a slab that isnt playing any structural perform, therefore the dead weight would be reduced. This weight reduction allows for further reductions in the building structure, through reduction in or of columns and bearing walls. Request pdf punching behavior of bubbledeck type reinforced concrete slabs the bubbledeck type slab bd is a reinforced concrete rc flat slab that includes recycled plastic hollow spheres.

Void formers inside the flat slab eliminates at least 30% of a slabs dead weight. A construction method by eliminating concrete from the neutral axis of a floor slab that is structurally not performing, as a result dramatically reducing in dead weight. Cost comparison between conventional concrete slab and bubble deck slab wangmo jigme 1, dyg. The hollow spheres incorporated in the slab reduce the dead weight by up to 35% compared to a solid slab with same bearing capacity. Apr 30, 2019 while a true biaxial slab as the bubbledeck system must be calculated as a solid slab, ribbed slab systems, like the uboot system, consisting of a grid of orthogonal i beams, must be calculated as beams. The bubbledeck is a twoway hollow deck in which plastic balls serves the purpose of. This is only valid when considering the voided biaxial slabs technology. Bubbledeck design guide for compliance with bca using. Pdf bubbledeck is the invention of jorgen bruenig, who devised the first biaxial hollow slab now known as bubbledeck in denmark. Key benefits of the bd system better environment greater flexibility faster construction time. Oct 22, 2019 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the. Bubbledeck slab system free download as powerpoint presentation. The new prefabricated construction technology using bubbledeck slab is. Bubble deck slab seminar report, ppt, pdf for civil.

The main criteria for reducing noise is the weight of the deck and therefore bubbledeck evidently will. Jan 31, 2019 bubbledeck is the patented integration technique of linking air, steel, and concrete in a twoway structural slab. Explore bubble deck slab with free download of seminar report and ppt in pdf and doc format. Understanding the concept of bubble deck civil engineering. Bubble deck slab system concrete precast concrete scribd. A comparison was made between bubbledeck and hollow core deck prior to the construction of weena tower. While a true biaxial slab as the bubbledeck system must be calculated as a solid slab, ribbed slab systems, like the uboot system, consisting of a grid of orthogonal i beams, must be calculated as beams. Punching behavior of bubbledeck type reinforced concrete. The appropriate bubbledeck slab version is bespoke engineered to suit building. Aug 20, 2019 the bubbledeck system is based upon the patented integration technique the the bubbledeck is a twoway hollow deck in which plastic balls serves the. Since the weight of the structure reduced, this type of structure can useful to reduce earthquake damage.

By adapting the geometry of the ball and the mesh width, an optimized concrete construction is. Bubble deck slab is composed of three main materials they are steel, plastic spheres and concrete. Indicative spans, based on our standard grade 30 concrete cube strength as guide to what can be achieved. Bubbledeck biaxial hollow precast slab system youtube.

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