Guide to the design and construction of reinforced concrete. L center to center distance between the support b depth of slab. Not only are filler boards used in between precast and insitu concrete but for the continuation of casted slabs to new slab construction. Aug 06, 2015 filler slab technology is a simple and a very innovative technology for a slab construction.
A rc filler slab with nonautoclaved cellular concrete. It covers everything you need to know about concrete along with styrofoam forming systems, fiber reinforcing adjuncts, and some architectural innovations, like architectural foam elements, that can help you offer more in the jobs you bid on. Cracks in concrete floors or slabs occur in poured concrete slabs may be found both in basement and in slab on grade or patio home construction and have a variety of causes and cures that we discuss here as we explain how to repair cracked concrete floors and as we describe slab on grade construction or patio home construction cracks and as. Enter your mobile number or email address below and well send you a link to download the free kindle app. Guide to the design and construction of reinforced. Fillerslab as a continuous tbeam slab low cost as well. Concrete is good in taking compression and steel is good in tension. Enhances thermal comfort inside the building due to heatresistant qualities of filler materials and the gap between two burnt clay tiles. Sandwich slabs may have the disadvantage of a larger weight compared to the ribbed ones but on the other hand, they have the advantage that their spans and supports behave in the same proper way.
The concept doesnt come in the way of structural strength and gets things done in an economical way there is a lot of difference between cheap construction practices and cost effective ones. Engineering considerations for liftslab construction books. Cross sections of twoway concrete floor at the slab edge. There is huge misconception that low cost housing is suitable for only sub standard works. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. Building construction by sushil kumar published by standard publishers read building construction book by rangwala pdf. The filler slab is based on the principle that for roofs which are simply supported, the upper part of the slab is subjected to compressive forces and the lower part of the slab experience tensile forces. Use of costeffective construction technologies in india to mitigate climate change nilanjan sengupta concentration of greenhouse gases play major role in raising the earths temperature. Nail joists together with two rows of 10d nails at 12 inches o. Enhances thermal comfort inside the building due to.
This comprehensive concrete pdf ebook has both the triedandtested methods and materials, and more recent innovations. This handbook on good building design and construction in the philippines does exactly that, capturing the potential of increased resilience through good construction. A rc filler slab with nonautoclaved cellular concrete blocks. Aug 27, 2015 guide to the design and construction of reinforced concrete flat slabs contents membersof the projectsteeringgroup list of tables vii iv list of figures v 1. Rat trap bond is a brick masonry method of wall construction, in which bricks are placed in vertical position instead of conventional horizontal position and. He had one singular purpose to create a beautiful building using the minimum possible quantity of materials. It is a roofing system which is based on replacing the concrete portions of a roof slab with filler materials like tiles or earthen pots. In this article, ill give a detailed explanation of each slab where to use particular slab. The slab may be supported by walls, by reinforced concrete beams usually cast monolithically wit.
The following points to be kept in mind for filler material selection. Department of mechanics, materials and structures english. Handbook on good building, design and construction in the. The aesthetic and acoustic properties of using various materials as fillers must be utilized. Guide to concrete floor and slab construction reported by committee 302 dennis c.
To meet fha termiteproofing requirements, follow the latest edition of the housing and. The flat slab is easier to construct and requires less formwork. Filler materials water absorption should be checked for as it will soak. Construction chemical treatment of the soil around or.
Effective span of slab shall be lesser of the two 1. The aesthetic and acoustic properties of using various materials as. The midspan section is designed as a tbeam with castinsitu concrete of flange taking compression and reinforcement at the bottom of the slab in the web portion taking tension. Low cost housing is a new concept which deals with effective budgeting and following of techniques which help in reducing the cost construction through the use of locally available materials along with improved skills and technology without sacrificing the strength, performance and life of the structure.
Filler block is required between joists for full length of span. Author links open overlay panel manjesh srivastava vikas kumar. For best elasticity and durability, make sure slab is. Some content that appears in print may not be available. Buildinghow products books volume a the reinforcement. Rat trap bond brick wall construction by earthbound architecture. Fillerslab as a continuous tbeam slab low cost as well as increased strength ayush srivastava1. Precast posttensioned segmental construction is defined as a method of construction for bridges, buildings, tanks, silos, cooling towers, tunnels and other structures in which primary load carrying members are composed of precast concrete segments posttensioned together. Pdf filler slab as a continuous tbeam slab low cost as. Thus the filler slab as the roof has the following advantages. Wiley also publishes its books in a variety of electronic formats. All nails shown in the details above are assumed to be common nails unless otherwise noted. Guide to the design and construction of reinforced concrete flat slabs contents membersof the projectsteeringgroup list of tables vii iv list of figures v 1. Senior research scientist the opinions, findings, and conclusions expressed in this report are those of the author and not necessarily those of the sponsoring agency.
Individual components not shown to scale for clarity. Slabs are constructed to provide flat surfaces, usually horizontal, in building floors, roofs, bridges, and other types of structures. It was observed that with if the filler slab can be used as an alternative to conventional slab the cost of construction can reduce upto 25%. Suitable for large spans flat, sloping or domed roofs. The overall tendency is to shrink and this can cause cracking at an early age. In 1987, the collapse of ambiance plaza in bridgeport, connecticut, demonstrated the need to reevaluate the engineering of liftslab construction and determine what is needed to make it safe. Reported by committee 302 american concrete institute. This comprehensive concrete manual has both the triedandtested methods and materials, and more recent innovations. Filler slabs are one cost effective roofing system which is based on the concrete portions and instead placing filler material there. Filler slab roofs leisure read books, audiobooks, and more. Singh central building research institute, roorkee, india abstract flyash is a major industrial waste which pollutes the atmosphere. Design of the composite flooring slab with profiled sheets t153 ruukki for a residential building, 35 pages, 1 appendix saimaa university of applied sciences, lappeenranta technology, civil and construction engineering civil and construction engineering bachelouv theviv 201. These filler boards are installed with a tape for bondbreaking, sealant to cover the whole system, a water stop to prevent moisture entourage, and binding concrete for economy.
The methods of using low cost housing techniques in india. Sponsored by the task committee on liftslab construction of the technical council on forensic engineering of asce. Consumes less concrete and steel due to reduced weight of slab by the introduction of a less heavy, lowcost filler material like two layers of burnt clay tiles. Guidelines for the use, design, and construction of bridge approach slabs edward j. With the time more studies are going to identify the reuse of waste material. Some of them are outdated and many of them are frequently used everywhere. This guide presents information relative to the construction of slab onground and suspended slab floors for industrial, commercial, and institutional buildings. May 21, 2017 different types of concrete slabs in construction. Concrete is very good in withstanding compressive forces and steel bears the load due to tensile forces. Consumes less concrete and steel due to reduced weight of slab by the introduction of a less heavy, low cost filler material like two layers of burnt clay tiles. Concrete expands and shrinks with changes in moisture and temperature.
Filler slab free download as powerpoint presentation. It is used mostly in southern parts of india as a simple and innovative technique for roof construction. Filler slab technology is a simple and a very innovative technology for a slab construction. In fact, creating a beautiful building by overlooking nature proves even costlier. Code of practice for construction of floor and roof with joists and filler blocks, part iv. Filler slab as a continuous tbeam slab low cost as well as increased strength ayush srivastava1.
In reality, sandwich slabs are ribbed slabs with a slab placed both to their upper and lower surface. Columns and deck not designed to resist longitudinal bending very flexible. Heavy arch ribs designed to resist axial force and bending. While taking up construction, most fail to appreciate the difference and end up spending quite a bit of their money. Offering an essential background for a thorough understanding of building code requirements and design procedures for slabs, reinforced concrete slabs, second edition provides a full treatment of todays approaches to reinforced concrete slab analysis and design. There are 16 different types of slabs in construction. What are the 16 different types of slabs in construction. Tool with water and a foam brush, trowel, or finger to ensure adequate adhesion. For best elasticity and durability, make sure slab is slightly recessed after complete cure. Filler slab as a continuous tbeam slab low cost as well as increased strength. Use of costeffective construction technologies in india to. The plain ceiling diffuses the light better and is considered less vulnerable in the case of fire than the traditional beam slab construction. Carbon dioxide, produced from burning of fossil fuels, is the principle greenhouse gas and efforts are being. Building arches, jaalis, frameless doors and windows does not constitute a new discovery.
Comprehensive, uptodate coverage of reinforced concrete slabsfrom leading authorities in the field. For spans over 9 m posttensioning should be considered. In this article, ill give a detailed explanation of each slab where to. Filler material should be light in weight, so that overall weight of the slab reduces and also. Eliminating drops results in simpler falsework and formwork arrangements, enabling rapid floor construction and giving maximum flexibility to the occupier. The slab filled with lighter filler materials is known as the filler slab. A rc filler slab with nonautoclaved cellular concrete blocks for sustainable construction m. The filler slab may be analyzed as a two way spanning grid slab. Rcc slab laying is one of major step in any type of construction so it is mandatory to know all the points related to laying rcc slab.
Use of costeffective construction technologies in india. Rat trap bond brick wall construction by earthbound. The reason why, concrete and steel are used together to construct rcc slab, is in their individual properties as separate building materials and their individual limitation. Filler slabs filler slabs, consume less concrete and steel as compared to conventional rcc reinforced cement concrete slabs, due to the use of lessheavy, lowcost filler material such as rejected calicut tiles, clay pots and broken pieces of cement blocks.
Fillerslab as a continuous tbeam slab low cost as well as. Install sashcos precaulking filler rope or similar backer rod in joints. As it is known that steel is good in tension and concrete in compression therefore it is difficult to remove. Cip 6 joints in concrete slabs on grade what are joints. It is applicable to the construction of normalweight and structural lightweight concrete floors and slabs made with conventional portland and blended cements. Here is a detailed article with all the information regarding procedure of rcc slab roof laying. Jul 11, 2016 rat trap bond is a brick masonry method of wall construction, in which bricks are placed in vertical position instead of conventional horizontal position and thus creating a cavity hollow space within the wall. A filler lab material may be termed as a waste material and is used to ensure advantage over rcc slab. Irregular cracks are unsightly and difficult to maintain but generally do not affect the integrity of concrete. The unisdr secretariat is supporting the development and distribution of tools like this handbook, as a part of its mandate for coordinating the.