Slabs is a program that can be used by structural engineers to perform a static analysis and design of reinforced concrete slab systems of any shape, including suspended slabs and slabsonground. Presentation for client about bubbledeck system attend site meeting for ongoing project and find solution for problem found. The hollow spheres incorporated in the slab reduce the dead weight by up to 35% compared to a solid slab with same bearing capacity. Due to the slabs biaxial behaviour, it allows for changes such as adding additional staircases. Bubbledeck biaxial hollow floor slab system, a technology that increases large span lengths and makes floors lighter by reducing the weight while maintaining the. The bubbledeck is a twoway hollow deck in which plastic balls serves the purpose of eliminating concrete that has no carrying effect. The overall result is a significant cost saving of between 2. Jul 21, 2019 the simple bubbledeck is cast over the pre fabricated bubble lattice on traditional formwork. Where accurate deflections are required, the software runs iteratively. The test results are summarized in the following graph. Bubble deck technology uses less concrete by filing the.
Complete shopify tutorial for beginners 2020 how to create a profitable shopify store from scratch. The depth of the slab in compression, for full shear. You can perform reinforcement designs, long term deflections, beam designs, reactions, automatic two way action, effective moment of inertia, and. 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. Based on the computerised finite element analysis and the design criteria from as 3600, it is the opinion of this division that the bubbledeck slab systems detailed in the attached drawings and designed to support all imposed loads would be capable of achieving the fireresistance level frl tabulated below if tested in accordance in accordance with. In order to fully understand the previous research conducted on the bubble. Conduits and cooled slab systems can be incorporated into the elements in the factory. Bubbledeck allows for complete architectural freedom.
Bubble deck slab seminar report, ppt, pdf for civil. How to design a bubble deck slab in ansys 18 quora. Engineering use a wide range of tools and techniques to ensure that the design they create are safe. A balanced footing is also known as strap footings which. Understanding the concept of bubble deck civil engineering portal. Bubbledeck has developed a slab edge technique that eliminates virtually all edge formwork and incorporates an integral safety rail and allows accurate setting of building envelope anchors precast anchors, curtain wall pockets, and threaded inserts to attach brick ledgers. This slab design also can be checked in the ansys and do a study of. Design of slabs onground aci 360r06 by american concrete institute slab thickness design for industrial concrete floors on grade is195. Bubble deck slab is a new innovative and sustainable floor system to be used as a selfsupporting concrete floor. Originally designed with hollow core plank, late in the design stage it was determined that bubbledeck would allow for considerable cost and time savings. All voided biaxial slabs incorporate an array of rigid void formers which contain air within the voids. Bubbledeck is a highly innovative, environmentally friendly, patented concrete construction system used for floor and roof slabs in high rise and institutional buildings. A two way spanning voided biaxial slab construction with spheres according to the bubbledeck system, compared to older voided slab constructions quick and easy to implement. Explore bubble deck slab with free download of seminar report and ppt in pdf and doc format.
The analysis and design follow the equivalent frame analysis method of the aci code, which considers a onebay wide strip of the floor system as a continuous frame. Analysis and design of flat slab, grid slab and bubble slab. Cobiax voided flat plate slab technologies are available worldwide. If you have any queries about applying the design guide to your project, please do contact us.
Both composite deck slabs and form deck slabs can be analyzed and designed for 3 different loading conditions. Possibility of large span at etchnology load or high load bearing capacity at an equal span. Which software can be used for the design and analysis of composite. Bubbledeck slab uses hollow spherical balls made by recycled plastic. For 1m slab width, moment, shear force, oneway continuous slab for continuous slab, moment and shear force can be obtained from table 3.
This is a brain twister as creating the family model is not hard, but seeing as each sphere is a separate 3dmodel, the model size becomes unmanageable. Packard portland cement association, 1976 concrete floor slabs on grade subjected to heavy loads army technical manual tm 580912, air force manual afm 883, chapter 15 1987. Elimination of cross bracing and intermediate supports. It was concluded that the bubbledeck slab has a saving on the concrete consumption. 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. Based on the assumption of tsection, the ultimate design moment mgh of. Since then, bubbledeck has been taking off in a big way in.
Powered by the dynamic frame analysis and design engine, spbeam v5. Oct 20, 2016 a balanced footing is also known as strap footings which include two separate footings associated with a strap beam. Safe provides an immensely capable yet easytouse program for structural designers, provideing the only tool necessary for the modeling, analysis, design, and detailing of concrete slab systems and foundations. Bubbledeck concrete slabs design guide register to. Click to download the design guide since 1999 the bubbledeck lightweight precast concrete floor system has been used in the construction of more than 400 buildings around the world. Customers are now starting to demand that we add the voidsbubbles in our 3d models. Bubbledeck is a revolutionary flooring system, which has proved to be highly successful throughout europe since its development began ten years ago. Combined with large spans and cantilevers, this optimises architects design freedom, pushing boundaries even further. The analysis can be carried out using commercial software packages through finite element analysis, or. Bubbledeck biaxial hollow precast slab system youtube. The dead load and live load are considered as per is 8751987. Lower structural dead weight enabling reduced foundation sizes. Downloads bubble deck lighter flat slab technology. The main difference from a reinforced concrete slab is that approx.
Civil engineering pavement design calculation software civil engineering pavement design calculation software covers calculations for traffic, road geometry, surveying, earthwork, asphalt pavement, concrete pavement, concrete floors on grade and unit conversions. Oct 27, 2016 there is a lot of concrete design software and rightfully so, because concrete is used in so many ways. A bubble deck slab is a technique of realistically disposing the concrete in the center of the slab, which does not perform any structural role, thus significantly reducing the dead weight of the. Bubbledeck precast concrete slabs suitable for all. As a result bubbledeck slabs can be lighter, stronger and thinner than regular reinforced concrete slabs. Bubbledeck is a slab system that has become very popular in europe and around the world in the past decade. Flat slab analysis and design designs beamless concrete slab floors flat slab or waffle slab in accordance with aci 318. There must be full shear connection, so that the design compressive force in the concrete, nc,f is. 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. This way, you can work depending on project and status, as required by your personal workflow. Balanced footing is vital when one of the footings contains restricted space for bearing, or if any restricted is made for transmitting the pressure from footing to the ground.
Tests were conducted with bubbledeck slabs of 230 and 450 mm. A basic thing to understand how finite element works is to. Intelligent and sustainable building anywhere in the world. Another consideration was the lack of storage space on the building site which is located in the heart of rotterdam. Analysis of bubble deck slab design by finite element method. The crack pattern was similar to the crack pattern of solid decks. A bubbledeck slab has the same applied load carrying capacity with only 50% of the concrete required for a solid concrete slab, or with the same slab thickness has twice the load carrying capacity using 65% of the concrete required by a solid concrete slab. This is a slab with specifications prepared to analyze experimentally with normal concrete of grade m30 by adopting conventional method of design according to is 456. The model is analyzed by ansys software with appropriate support. Design freedom flexible layout accommodating non rectilinear plan forms. Bubbledeck slabs with gaps are conceived so they dont produce risks during its working period. Design of bubbledeck slabs with the idat cad system. Bubbledeck family size reduction autodesk community.
Bubbledeck design guide for compliance with bca using as3600 and ec2 prepared by. Bubble deck is the invention of jorgen bruenig in the 1990s, who developed the first biaxial hollow slab now known as bubble deck in denmark. Due to the bubbledeck technologys green credentials, the use of the. The bridge deck model was designed and analysis by the software in finite element analysis in the static analysis and the dynamic analysis of the solid slab as well as the bubble deck slab. The continous slab will be designed as a series of simply supported spans. This weight reduction allows for further reductions in the building structure, through reduction in or of columns and bearing walls. These void formers are most commonly made of plastic such as highdensity polyethylene, and may use recycled materials. Hollow plastic balls are inserted into the slab and held in place by reinforcing steel.
Introduction to bubbledeck advancing concrete design. The bubble slab can be casted as per din 1045 1988 or din 1045 2001 code german code. Slab on metal deck analysis and design both composite and form deck per sdi and aci 31899. Users should note that all bubbledeck publications and software are subject to revision from time to time and should therefore ensure that they are in possession of the latest version. If you need to plot the graph for the values you can use software like. Deck slab design spreadsheet civil engineering community.
Millennium tower rotterdam design by wzmh architects and ags architects, completed in. Pdf the experimental analysis of bubbledeck slab using. Bubble deck slab seminar report, ppt, pdf for civil engineering. We are in the process of updating and revising this design guide, which will shortly be uploaded to this web site. The appropriate bubbledeck slab version is engineered to suit building configuration, span length between supports, applied loading and vertical. Bubbledeck slab system concrete building engineering. However accidents sometimes happen and when they do. 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. Jun 26, 2019 as a voided biaxial slab with spheres only acts like a solid slab, the fire resistance is just a matter of the amount of concrete layer. Bubbledeck is the patented integration technique of linking air, steel, and concrete in a twoway structural slab. Bubbledeck construction sdn bhd building more for less.
The bubbledeck system is based upon the patented integration technique the direct way of linking air and steel. Checking on the slab using safe software and manual calculation. Useful rcc slab design app with clean and intuitive user interface. 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. Architectural freedom, flexibility in design and use, fast and inexpensive, savings and environmental benefits. Grdslab concrete slab on grade analysis spreadsheet. Elimination of downstand beams incorporated in slab depth where required. In bubble deck slab either can use steel balls or hollow balls will be. Planbar is the cad solution specifically for the precast concrete industry. If a bubble deck slab has many advantages, then why is. Jan 31, 2019 bubbledeck is the patented integration technique of linking air, steel, and concrete in a twoway structural slab.
What is the best reinforced concrete design software. Understanding the concept of bubble deck civil engineering. Rcc design and detailing could be performed for ten different boundary conditions option to save the design projects in local storage. Apr 30, 2012 bubbledeck is a really clever solution to this problem. Pdf experimental and numerical investigation on structural. Sep 06, 20 deckslab is a spreadsheet program written in msexcel for the purpose of analysis and design of slabs on metal deck. Key benefits of the bd system better environment greater flexibility faster construction time better total economy standard platecolumn system homogeneuous biaxial slab. Bubbledeck is a light, biaxial, flat slab technology. Bubbledeck north america llc advancing concrete design. This software can make analysis of one, two and three dimensional problems with a very good accuracy. The designer of the building will design the slabs corresponding to the efforts given by the dead and live loads and the recommendations of the producer. Bubble deck technology uses less concrete by filing the slab. This new prefabricated construction technology using the bubble deck slab is recently applied in many industrial projects in the world.
Bubble deck slab is a method of virtually eliminating all concrete from the middle of a floor slab, which is not performing any structural function, thereby dramatically reducing structural dead weight. 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. Our design software will significantly assist a qualified engineer arrive at a solution which speeds the design process for floors and slabs. Jorgen breuning, a danish civil engineer, it has been used in europe for ten. Bubbledeck precast concrete slabs are suitable for use in all building types especially open floor designs such as commercial, educational and institutional buildings. Bubbledeck comprises a hollow, flat slab that spans in two directions, in which plastic balls are incorporated to replace, and. This bubble deck slab is a process in which we remove the concrete from the.
Retainwall is a software mainly developed for the purpose of designing a concrete or masonry retaining wall. Planbar combines the advantages of threedimensional models and excellent drawing preparation. The application of the bubble deck slab floor system in the netherlands is manifested as the worldwide first application. Concrete slab design software free download concrete slab. Oneway simply supported slab analysis and design of the slab similar to design of simply supported beam as indicate in the previous chapter.
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. Supports 32 bit, x86 and 64 bit x64 architecture for windows operating systems. With its made in germany design, and the numerous production and sales sites at various locations worldwide, the brand is setting a sign for its mission. By adapting the geometry of the ball and the mesh width, an optimized concrete construction is. Bubbledeck is a biaxial technology that increases span lengths and makes floors thinner by reducing the weight while maintaining the performance of reinforced concrete slabs. Although the technology can be adjusted to suit almost any floor slab arrangement our experience gained over more than 400 buildings completed around the world in the past decade has shown that most building uses fall into the slab. Detailed calculation steps presented for verification.
Aci guidelines for design of voided slab systems duration. Powered by the equivalent frame method of analysis and design per latest american aci 31814 and canadian csa a23. Bubbledeck can make a big contribu tion towards achieving breeam targets. Flat slab analysis and design free version download for pc. Bubbledeck design guide for compliance with bca using. Rcc slab design is a free app for designing one way and two way reinforced concrete slab systems as per indian standards. Bubbledeck channel islands has been established to market, distribute and supply the bubbledeck system to the channel islands and united. For flat plate voided slabs, an additional load case must be considered. The end result eliminates the use of concrete that has little carrying effect while maintaining the twoway span biaxial strength. The void formers are produced in a variety of shapes depending on the design of the slab. Bubbledeck is the invention of jorgen bruenig, who devised the first biaxial hollow slab now known as bubbledeck in denmark.
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