Content introduction benefits design considerations design methodology analysis of flat slab detailing. The benefits of using insitu concrete flat slab construction should be investigated at the conceptual design stage. We hope this will provide immense help to other civil engineers in understanding the design of rcc flat slab structure under earthquake loading using. However, there are some pitfalls to avoid, that often catch out the unwary. Flat slabs are particularly appropriate for areas where tops of partitions need to be sealed to the slab soffit for acoustic or fire reasons. Design of reinforced concrete structures ii twoway slabs 1 1. Tekla software solutions for advanced building information modeling and structural engineering are part of trimble offering. Concrete slab design aspects concrete type while you can apply both normal and lightweight. Reinforced concrete slab and beam design software adaptrc. Flat slabs are mostly recognized because of its benefits over. Second order effects may be accounted for according to the simplified method of the design codes.
Calculate and design concrete slabcolumn connections for punching shear, including the effects of unbalanced joint moments. Breadth of slab is already fixed b mm shear stress are usually low in a slab except when there are heavy concentrated loads, and. Rcc slab design is a free app for designing one way and two way reinforced concrete slab systems as per indian standards. Flat slabs may have drop panels at columns and columns may have capitals. Safe will peform both traditional reinforced concrete design checks as well as posttensioned concrete design. Flat slab system is an important division of concrete floor system. Guide to the design and construction of reinforced concrete flat slab. Powered by a sophisticated fem solver increasing capacity and substantially speeding up solution for large and complex models, spmats v8. A slab is a structural element, made of concrete, that is used to create flat horizontal surfaces such as floors, roof decks and ceilings.
The slab has to carry a distributed permanent action of 1. Design considerations for reinforced concrete flat slab floor system. Information on other aspects, su ch as materials, construction methods, placement of. Flat slab construction reinforced concrete flat slab design. Concrete floor systems offer the designer a wide variety of options from. This article discusses effects of design and construction methods on slab levelness and elevation cont r ol during and after constru c t i o n. Designing for shear in slabs including punching shear. Lecture series on design of reinforced concrete structures by prof. A civil engineer must know all the aspects regarding the flat floor system. It analyses the stability of the wall based on the loads and resistances, and results in. There is a lot of concrete design software and rightfully so, because concrete is used in so many ways. 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. Concrete design software for concrete beam slab design.
Concept designs prepared assuming detailed design would be to. The benefits associated with flat slab construction may well outweigh those of other structural solutions, which could be more complicated, timeconsuming and ultimately more costly. A slab is generally several inches thick and supported by beams,columns, walls, or the ground. Our aim is to enable all those involved in the design, use and performance of concrete and masonry to realise the potential of these materials. Acknowledgements the work of preparingthis reportwas funded bythe concrete centre. Concrete slab design aspects tekla structural designer. The flexibility of flat slab construction can lead to high economy and yet allow the architect great freedom of form. Design of reinforced concrete structures ii twoway slabs. A floor can be flat and level, or flat but not level, or level but not flat, or level and flat but not at the specified eleva t i o n. Orion flat slab design training free download as pdf file. Flat slab types of flat slab design and its advantages flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams. This section of the website lists all of the available documents for download andor purchase. Flat slabs are highly versatile elements widely used in construction, providing minimum.
Im trying to resolve a way forward for flat slab reinforcement design using robot. Dhang, department of civil engineering, iit kharagpur. Finite element fe analysis, is a popular powerful computer method of analysing flat slab concrete structures. Steelreinforced slabs, typically between 100 and 500 mm thick, are most often used to construct floors and ceilings, while thinner mud slabs may be used for exterior paving see below. Unlike other concrete design software for concrete slab analysis, concrete beam design includes. Flat slab types of flat slab design and its advantages. Concrete slab design software economically design posttensioned and reinforced concrete floors including slabs, mats, and rafts, with exceptional visibility into compliance, efficiency, and practicality. Rcc design and detailing could be performed for ten different boundary conditions option to save the design projects in local storage. Safe is the ultimate tool for designing concrete floor. Otherwise, the results are likely to be on the unconservative side. Joint research centre, via enrico fermi 2749, tp 480, 21027 ispra va, italy.
Analyses are for a onebaywide strip using the equivalent frame analysis method of the aci code. Design of slab examples and tutorials by sharifah maszura syed mohsin example 1. Fe analysis, is a popular powerful computer method of analysing flat slab concrete structures. Reinforced concrete slab and beam design software adaptrc 2017 product overview an easytouse and learn software for the design, analysis, and investigation of reinforced nonprestressed concrete beams, beam frames, slabs and floor systems a must have production tool in every structural engineering office. Simply supported one way slab a rectangular reinforced concrete slab is simplysupported on two masonry walls 250 mm thick and 3. For the diy concrete slab designer, there are extensive graphics and resources available to build a perfect slab for the kit home builder. Part of the gse general structural engineering software, gse concrete design allows the design of concrete members subjected to a linear, pdelta, nonlinear, seismic or dynamic analysis. Flat slab analysis, design and detailing pdf civil. Retainwall is a software mainly developed for the purpose of designing a concrete or masonry retaining wall. Optimize a single section design or evaluate thousands of concrete sections at once.
Using a drop panel and a column capital in flat slab. Reinforced concrete design 1 design of slab examples. Increase your efficiency with bidirectional links to the industry leading bim products. Useful rcc slab design app with clean and intuitive user interface. The wall may retain soil or other granular material. This report is intended to serve as a manual of good practice for the design of prestressed concrete flat slabs in addition to the recommended procedures, other methods are described for the sake of completeness and to compare different methods of design. Our aim is to enable all those involved in the design, use and performance of concrete and. After completion of this course, you are expected to be able to design the two types of rc beams.
Here, we have tried to gather various reading materials available in the web about flat slab floor system in one place. This dissertation aims at the flexure behaviour of reinforced concrete flat slabs in the. A procedure for carrying out the detailed design of flat slabs is shown in table 1 below. Orion flat slab design training column beam structure scribd.
Users should note that all mpathe concrete centre software and publications are subject. Effects of lateral drift and internal member deformations may be considered. Concrete slabs in buildings designing buildings wiki. Visit the publications library for both free and paidfor documents on design and. When it comes to concrete design for concrete beam design software, youll appreciate everything that our concrete beam design program has to offer. Design of rcc flat slab structure under earthquake loading. The concrete centre publishes data sheets, brochures and technical publications, as well as software programmes, to assist all designers use concrete effectively. The concrete centre provides material, design and construction guidance.
Design of rcc flat slab structure under earthquake loading using etabs posted in concrete engineering. Concrete slab design software free download concrete. How to design concrete structures to eurocode 2 chapter 7. The program sizes up and compares conceptual designs to eurocode 2. What is the best reinforced concrete design software. Flat slab analysis and design free version download for pc. Guide to the design and construction of reinforced. For many years, ciria report 110 has been the standard document for the design of reinforced concrete flat slabs. Analyze and design flat slab or waffle slab floors. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and. European commission joint research centre institute for the protection and security of the citizen contact information address.
A concrete slab is a common structural element of modern buildings, consisting of a flat, horizontal surface made of cast concrete. Mineral products association mpa is the trade association for aggregates, asphalt, cement, concrete, dimension stone, lime, mortar and silica sand industries. How to design reinforced concrete flat slabs using finite. Slabs and flat slabs lecture 5 19 th october 2016 contents lecture 5 designing for shear in slabs including punching shear detailing solid slabs flat slab design. This course design of reinforced concrete slab gives you detailed understanding, explanations and procedures for the design of rc slabs. Over that time analysis methods have changed and new construction methods have been developed. It may be that here is a time when the owner builder has to get help, because laying slabs is an arduous, time consuming process best suited to subcontractors. Posttensioned, reinforced concrete slab design software ram. Flat slab analysis and design designs beamless concrete slab floors flat slab or waffle slab in accordance with aci 318. Design is defined as the decisionmaking process of planning, sizing, detailing, and developing specifications preceding construction of slabsonground. Concrete slabs in buildings designing buildings wiki share your construction industry knowledge. Whether the project is local or overseas, design codes from around the globe are available for reinforced concrete and posttensioned slab design.
Part of the gse concrete design, it allows the user to quickly and efficiently generate design strips for any concrete slab directly linked to the automated functionalities of the line of integration using finite elements, this application allows the user to. A flat slab stands for a twoway reinforced concrete slab that generally does not contain beams and girders, and the loads are transmitted directly to the supporting concrete columns. Quickly design and detail reinforcedconcrete column, beam and wall sections to multiple design codes with sconcrete, the concrete design software of choice by structural engineers worldwide. The flat slab is a twoway reinforced concrete slab that usually does not have beams and girders, and the loads are transferred directly to the supporting concrete columns. Design considerations for reinforced concrete flat slab. Slab design much simpler than beam design concrete slabs behave primarily as flexural members and design is similar to that of beams, although in general much simpler because. Users should note that all mpathe concrete centre software and publications. Ease and cost of design are important factors in the choice, efficient design, and buildability of building frames. This assumes that the slab thickness has previously been determined during conceptual design. This allows exploitation of the buildings thermal mass in the design of.
Flat slabs are considered to be faster and more economic than other forms of construction, as partition heads do not need to be cut around downstand beams or ribs. A flat slab panel always uses twoway load decomposition. See automatic and immediate results as design parameter change. Flat slab is defined as one sided or twosided support system with sheer load of the slab being concentrated on the supporting columns and a square slab called drop panels. Published by the concrete centre riverside house, 4 meadows. How to design concrete structures using eurocode 2 by joanne khe. Bending will take place in the two directions in a dishlike form. For conventionally reinforced flat slab construction with span to depth ratio of 30 or larger, a 30% reduction in stiffness is reasonable for. Safis reinforced concrete slab design assistant becomes the ultimate tool for slab design in a simple and intuitive way. Safe offers a variety of templates for quickly starting a new model including flat slabs, twoway slabs, basemats, waffle slabs, ribbed slabs, and single or combined footings. The column tends to punch through the slab in flat slabs, which can be treated by three methods. These materials are originally located at different websites.
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