The bubbledeck system virtually eliminates dead weight concrete from the middle of a floor slab by incorporating recycled plastic bubbles as a void. The construction literally creates itself as a result of the geometry of the two. Introduction to bubbledeck overview bubbledeck is a highly innovative, environmentally friendly, patented concrete construction system used for floor and roof slabs in high rise and institutional buildings. For simplicity in the bubble deck model, a rectangular layer of hdpe was sandwiched in between two layers of standard concrete on top and bottom see in figure 1 for the simplified bubble deck slab layers as used in the analysis. Get updated with several types of construction news, building news, construction industry news, construction marketing news construction estimating news etc. 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. Understanding the concept of bubble deck civil engineering. Bubbledeck voided flat slab solutions technical manual and.
The digital takeoff is the jobs benchmark for estimating. The bubbledeck system virtually eliminates dead weight concrete from the middle of a floor slab by incorporating recycled plastic bubbles as a. Meshing and loading the bubble deck slab is modeled using a tetrahedral mesh which is a 4node mesh. This category of bubble deck is optimal for construction areas with tight spaces since these modules can be stacked on top of one another for storage until needed. Assemble all the tools, supplies, and timber youll need for the job. The concrete slabs in this building use bubbledeck technology, which is use bubble deck technology, and it was the first bubble deck project. The bubbledeck is a twoway hollow deck in which plastic balls serves the purpose of. Bubble deck and for a solid deck and that the stiffness of the.
Download free material takeoff sheets to make sure the use of material as per planning with accurate cutting plans on optimum sheet sizes for any material. Waste reduction extends to both concrete and steel in construction and at the end of a structures useful life. Bubble deck technology by gayathri rajendran on prezi. 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. Reinforcing mesh, top air bubble hollow ball made of non toxic plastic reinforcing mesh, bottom basic principle bubbledeck modulo bubbledeck panel. Bubbledeck was used for the life sciences building because of the larger spans that were achieved compared to a site cast concrete structure without the need for posttensioning or prestressed sections. Jorgen breuning, a danish civil engineer, it has been used in europe for ten. Bubbledeck biaxial hollow precast slab system youtube. Bubble deck slab produces 20% faster floors with beams and limited formwork, which minimize the construction costs by 12% and agrees with 32% minimization in concrete use. This project introduces the bubble deck slab its uses and. In bubble deck1 construction there are necessarily joints of different kinds.
Bubble deck is based on a new patented technique the direct way of linking air and steel. Voided concrete slabs rely on recycled materials and generate far less waste. Bubble deck was chosen, in spite of being a completely new product, because of its advantages in cost, construction time and flexibility and because of environmental issues. The joist tool lets you create an overlay right on the original plan so you retain the accuracy and scale of the plan. This new prefabricated construction technology using bubble deck slab is recently applied in many industrial projects in the world. Analysis of bubble deck slab design by finite element method. Bubble deck is the invention of jorgen bruenig in 1990s, who developed the first biaxial hollow slab now known as bubble deck in denmark.
Lighter stronger precast concrete floor slabs bubbledeck. The composite slabs are made of bubbledeck type slab elements with. Several methods have been introduced during the last decades, but with very limited dlab, due to major problems with shear capacity and fire resistance as well as impractical bubbledecck. The takeoff is the visualization of what has been defined as the projects scope. Bubbledeck is generally designed using conventional design methods for solid slabs in accordance with current local standards of design and good practice. Manual mounting of reinforcement meshes on the building site is avoided. Bubble deck slab seminar report, ppt, pdf for civil. August 21, 2018 tepper quad construction aims for leed gold certification. Bubbledeck design guide for compliance with bca using. However, the shear and punching shear resistance of the bubbledeck floor is significantly less than a solid deck since resistance is.
Introduction the method which replaces the concrete by recycled balls with less amount of concrete is known as bubble deck technology. The insitu part of the bubble deck is cast on a prefabricated slab a filigran deck. Bubble deck slab is a method of virtually eliminating all concrete from the. Bubble deck voided flat slab solutions technical manual and documents 2007. Numerical and experimental study on bubble deck slab research article. And if youre feeling handy, you can do the job yourself without hiring an expensive contractor.
Cee professor jim thompson explains why the tepper quad is using this innovative and sustainable building product bubble decking. It deals with the construction techniques and the innovation. The noise reduction with bubbledeck was 1 db higher than hollow core. To achieve these wide, open, internal spaces a bubbledeck structure of. Tepper quad construction aims for leed gold certification. A two way spanning voided biaxial slab construction compared to a traditional two way spanning non bubb,edeck biaxial slab construction as this floor type is made of complete prefab elements with no structural coherence, support moments. A comparison was made between bubbledeck and hollow core deck prior to the construction of weena tower. Bubble deck system is a new construction technology using recycled spherical balls in slabs to reduce selfweight of the structure as part of the concrete is replaced by the bubbles. Several methods have been introduced during the last decades, but with very limited dlab, due to major problems with shear capacity. On center softwares onscreen takeoff ost solution effectively scales to support small construction businesses to large construction enterprises. Matt construction is utilizing an innovative new slab technology called bubbledeck, which replaces a significant percentage of a slabs. As construction on the new tepper school building nears completion, carnegie mellon university s campus design and facility development is aiming to earn the building a gold certification from leadership in energy and environmental design several factors would contribute to a leed gold certification. Concrete plays a major role in the construction field. The main criteria for reducing noise is the weight of the deck.
The spaces are formed in soft, organic shapes that allow light to spill onto every single workplace in the building. Experimental study on bubble deck slab using polypropylene balls 1k. A comparison was made between bubbledeck and hollow core deck prior to the construction of. Bubble deck slab it is geometry of bubble deck slab which defines by the spheres of specific size, placed in a reinforcement grid for a particular overall deck thickness. This illustrates bubbledeck is much more than a revolutionary flat slab floor and deck system but is a whole structure solution that releases building designs from. However, the shear and punching shear resistance of the bubbledeck floor is significantly less than a solid deck since resistance is directly related to the depth of concrete. Both model were subjected to a 100 kn load in addition to their own self weight for the static and dynamic design.
Bubbledeck north america llc advancing concrete design. Mabel who blew the offending bubble, and his mother take off in hot pursuit as. The objective of this paper is to convey the recent advancements in civil construction and implementing the new technique of using high density polyethylene hollow spheres in the construction field. Structural behavior of bubble deck slab researchgate. The bubbledeck slab is a revolutionary biaxial concrete floor system developed in. 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. These void formers are most commonly made of plastic such as highdensity polyethylene, and may use recycled materials. Void formers inside the flat slab eliminates at least 30% of a slabs dead weight. Bubble deck slab construction is following every usual. Bubble deck technology uses less concrete by filing the slab with beach balls.
This atrium is the fulcrum and heart of the building. The total construction time for the structure was reduced and allowed the consultants to fast track the design without the interior design. The reduced dead load makes the longterm response more economical for the building while offsetting the slightly increased deflection of the slab. House construction estimate template example home construction cost estimate form, 5 construction estimate templates free word excel pdf, construction budget sample 8 documents in pdf excel, home remodeling business is one in which business entrepreneurs can be very successful. The bubble deck slab construction is following every usual criterion, and can be calculated according to usual principles. Easytouse excelstyle estimating tools help you create exact material assemblies for any deck job. Beginning with voids made of 100% recycled plastic, this approach lowers the building s carbon footprint makes good use of abundant materials. Performance analysis of bubble deck slab using elliptical. Explore bubble deck slab with free download of seminar report and ppt in pdf and doc format. The loading is given by point load with with fixed end support. A deck can transform a dull backyard into a relaxing destination for your family and friends. In this note the bond strength of the reinforcement is calculated in a joint between two precast slabs. Add further savings from lighter structures, improved productivity and reduced energy consumption and its easy to see how using bubbledeck preformed slabs can contribute to a healthy bottom line for construction projects.
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