Slab design spreadsheet can be created in ms excel. Two way rcc slab designing tool in microsoft excel developed by shankar tayal a 3rd year student of school of infrastructure, indian institute of technology, bhubaneswar this is a part of his project economic design of two way rcc slabs under prof s. Over that time analysis methods have changed and new construction methods have been developed. Get flat slab analysis and design alternative downloads. In twoway slabs shorter direction strip carry greater %age of load. Accordingly, main reinforcement is required in the two directions. This spreadsheet performs an analysis and design of twoway spanning reinforced concrete slab. Hi everyone, this video is all about the design of flat slab part1 as per is 4562000 in hindi. Select rating give flat slab design 15 give flat slab design 25 give flat slab design 35 give flat slab design 45 give flat slab design 55 cancel rating. Generally, the concrete slab thickness varies from 100 mm to 500 mm. Drop panels play a significant role here as they augment the.
Powered by the equivalent frame method of analysis and design per latest american aci 31814 and canadian csa a23. Flat slab seminar report, ppt, pdf for civil engineering. 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. 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. The length and width of slab is much higher than that of its thickness. Sep 16, 2015 this spread sheets is useful for design of cantilever slab as per is 456. Flat slab analysis and design designs beamless concrete slab floors flat slab or waffle slab in accordance with aci 318.
Analyze and design flat slab or waffle slab floors. Bending will take place in the two directions in a dishlike form. Here, we have tried to gather various reading materials available in the web about flat slab floor system in one place. Flat slab system is an important division of concrete floor system. For many years, ciria report 110 has been the standard document for the design of reinforced concrete flat slabs. Ppt design and comparison of flat slab using is 456 2000 free download as powerpoint presentation. Flat slab analysis and design free version download for pc. Flat slabs are particularly appropriate for areas where tops of partitions need to be sealed to the slab soffit for acoustic or fire reasons. Flat slab can be described as one sided or twosided support system where sheer load of the slab is accumulated on the supporting columns and a square slab known as drop panels.
Slab is a broad and flat structural member mainly used on modern building. Analysis of the flat slab and grid slab has been done both manually by is 456 2000 and by using software also. The strip may have up to 20 spans and may have cantilevers at the ends. Must watch basics of flat slab for better understanding from the link given below. Two way rcc slab designing excel sheet civil engineering.
Flat slabs concrete columns reinforced flat slab design. Lecture series on design of reinforced concrete structures by prof. Citeseerx analysis and design of flat slab and grid slab. Keywords rc flat slab, direct design method ddm, equivalent. Mar 1, 2017 reinforced flat slab design excel sheet best online engineering resource. Beside this, due to shear problems at column heads, the thickness of flat slab is greater. Flat slab and grid slab has been analyzed by staad pro. Twoway slabs have two way bending unlike oneway slab. L center to center distance between the support b depth of slab. Usually balcony slabs are cantilever slab and hence a provision for wall load at free end is included so that the spread sheet is useful for practical purposes. These slabs do not have beams between the columns, drop panels or column capitals. Department of mechanics, materials and structures english.
Analysis and design of flat slabs using various codes issuu. The linkstudpsr system comprises short lengths of carbon steel deformed bar. Analysis of the flat slab and grid slab has been done both manually by is 4562000 and by using software also. Different types of shear reinforcement used at column heads. Explore flat slab with free download of seminar report and ppt in pdf and doc format. The benefits of choosing flat slabs include a minimum depth solution, speed of construction, flexibility in the plan layout both in terms of the shape and column layout, a flat soffit clean finishes and freedom of layout of services and scope and.
Firstly, one has to check if the design shear force v d is smaller than the maximum punching strength v rd,max. This is a part of his project economic design of two way rcc slabs under prof s. Flat slab analysis, design and detailing pdf civil. The design shear force v d is below the maximum punching strength v rd,max. Flat slab design spreadsheets to eurocode excel sheets. A flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams.
Punching of flat slabs design for shear at the column heads. Flat slabs design is appropriate for most floor situations and is also suitable for irregular column layouts, curved floor shapes, ramps etc. Analysis and design of flat slabs using various codes. Flat slabs are specifically created for most of the construction and for asymmetrical column layouts like floors containing curved shapes and ramps etc. The flexibility of flat slab construction can lead to high economy and yet allow the architect great freedom of form. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Excel sheet to design slab one way and two way all. It can be used by both practicing engineers and students. The basic philosophy in the design of flat slab is to consider only gravity forces. 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 includes flexure worked example exercise punching shear. Download two way slab design excel sheet template for free. Also explore the seminar topics paper on flat 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. Dhang, department of civil engineering, iit kharagpur.
Aug 06, 2018 details name design of slab as per is. In modern buildings, it is generally made of concrete. Sep 27, 2017 flat slabs design is appropriate for most floor situations and is also suitable for irregular column layouts, curved floor shapes, ramps etc. Oneway simply supported slab analysis and design of the slab similar to design of simply supported beam as indicate in the previous chapter. Design methodology design methodology simplified method table 3. Jul 02, 2010 lecture series on design of reinforced concrete structures by prof. Generally slab thickness varies between 4 to 20 inches where as its length and width varies between 10 to. Download two way slab design excel sheet template for free at. Two way slab design excel sheet all about free books. Trimble is an international company focusing on positioningrelated technology for different industries.
Flatslab construction has been widely used in construction today because of many advantages that it offers. Two way slab design spreadsheet the engineering community. This spread sheets is useful for design of cantilever slab as per is 456. Slab resting on walls or sufficiently deep and rigid beams on all sides. A slab is widened structural member that carries superimposed load over it. Hi everyone, this video is all about the design of flat slab part1 as per is 456 2000 in hindi. The benefits of choosing flat slabs include a minimum depth solution, speed of construction, flexibility in the plan layout both in terms of the shape and column layout, a. The best flat slab analysis, design and detailing related pdf and slides are provided here altogether. These materials are originally located at different websites. Citeseerx evaluation of punching shear in flat slabs. For 1m slab width, moment, shear force, oneway continuous slab for continuous slab, moment and shear force can be obtained from table 3.
Analysis and design of slabs two way civil engineers pk. Pdf analysis of flat slab by matlab coding researchgate. Flat slab design tekla structural designer user assistance. The present study focuses on posttensioned flat slab systems with respect. Reinforced flat slab design excel sheet best online. Flat slab analysis, design and detailing pdf civil engineering. A civil engineer must know all the aspects regarding the flat floor system. Matlab file, matlab function, truss analysis, plane truss, visualization, view all files of finite elements method.
The purpose of the study is to compare the design of a plastic voided slab to the design of a traditional twoway flat plate slab. Effective span of slab shall be lesser of the two 1. One of the biggest advantages for a twoway flat slab compared to oneway slabs or twoway slabs that transfer load to beams and girders is that floortofloor heights are generally smaller for flat slabs. Bm and sf coefficients for flat slab or 3 or more equal spans outer support. Design of reinforced concrete structures ii twoway slabs 1 1. Download file pdf flat slab manual design bs flat slab manual design bs flat slab design example part 1 how to design a flat slab, step by step explained in this video.
Design of reinforced concrete structures ii twoway slabs. Flat slabs may have drop panels at columns and columns may have capitals. Flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams. Two way rcc slab designing tool in microsoft excel developed by shankar tayal a 3rd year student of school of infrastructure, indian institute of technology, bhubaneswar. Plzsubscribe this video deals with the basic of flat slab and the clauses of is 456 2000. Flat slab construction has been widely used in construction today because of many advantages that it offers. Flexible pavement design, calculator, sn, aashto design, structural number. Therefore, the slab can be reinforced with shear reinforcement complying with detailing rules defined in subclause 7. 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. R it is observed that the flat slab with drop is more economical than flat slab without drop and grid slabs. Flat slab types of flat slab design and its advantages. These slabs do not have beams but have drop panels or column capitals. How to design a flat slab, step by step explained in this video.
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