Slab design pdf file

Caprani civil engineering design 1 analysis and design of slabs 20067 dr. Effective depth d span ldbasic x modification factor for obtaining modification factor, the percentage of steel for slab can be assumed from 0. 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. Download two way slab design excel sheet template for free. The slab is supported on beams of size 225 x 500 mm spaced at 4.

Mat or raft foundation is a large concrete slab supporting several columns in two or more rows. Panel may be divided into column strip and middle strip. To design the slab, in the modelling mode, go to design concrete specify the design parameters click on commands select design slab element and assign it to the required plate elements. Standard bridge drawings autocad file types open best by rightclicking on the link and doing a save target as and saving to your computer or network before opening. Oneway and twoway slabs oneway slabs transfer the imposed. The following example illustrates the design methods presented in the pca book simplified design reinforced concrete buildings of moderate size and height third edition. Design of reinforced concrete structures ii twoway slabs. Simply supported one way slab a rectangular reinforced concrete slab is simplysupported on two masonry walls 250 mm thick and 3. Master of science and hereby certify that, in their opinion, it is worthy of acceptance. There are several methods by which twoway slabs can be designed. Here, we have tried to gather various reading materials available in the web about flat slab floor system in one place.

Fiber training oneonone training and educational materials are available from euclid chemical with a full technical and marketing package suited towards owners, engineers, contractors and readymix producers ensuring a successful fiber project. Floor beams secondary beams all floor beams that are capable of free rotation at supports are designated as fb in figure 1. In case of one way slab we all know that,when loaded such slabs bend into cylindrical surface. The elements can be triangular, rectangular or quadrilateral. Structural details of slab culverts 3 for spans less than 3. A six storey building for a commercial complex has plan dimensions as shown in figure 1. A slab may be designed by any procedure satisfying conditions for equilibrium and geometrical compatibility if shown that the design strength at every section is at least equal to the required strength considering secs. Find depth of slab using deflection control criteria.

Continuous one way slab figure 1 shows a clear area of 12 m x 8. The above spreadsheet program and users manual can be downloaded and be printed free of charge. The results of the study show that the slab can be successfully used for residential buildings as it meets all the requirements and demands fewer materials. Design of slab examples and tutorials by sharifah maszura syed mohsin example 1. Nov 15, 2014 one way slab here i solve a probleam based on the one way slab, the diamentions are provided in the probleam 1st determine the aspect ration and with respect to the aspect ratio the type of slab. The specified design strength of the concrete, is 25 mpa and the specified yield strength of the reinforcement, fy, is 400 mpa. This method was provided in the american concrete institute aci in 1963 to design twoway slabs. When a rectangular slab is supported on all the sides and the lengthtobreadth ratio is less than two, it is considered to be a twoway slab. Slab features a beautiful editor, blazing fast search, and dozens of integrations like g suite, slack, and github.

Jul 26, 2014 this entry was posted in excel sheets and tagged excel sheets, one way slab design excel sheet, one way slab design spreadsheet, slab design excel sheet, spreadsheets by civilengineerspk. Oneway and twoway slabs university of asia pacific. Flat slab analysis and design pdf flat slab design pdf 1. An excel file was created with an intention to suggest constructors a useful tool for the implementation of limit state design of the structure. Flat slab seminar report, ppt, pdf for civil engineering. This document is intended for the use of individuals who are competent to evaluate the significance and limitations of its. Assume partitions cannot be damaged by deflections. The technique is used to retain allocated memory that contains a data object of a certain type for reuse upon subsequent allocations of objects of the same type. Flat slab called beamless slab is a slab supported directly by columns without beams. Take spand 28 for simply supported slab and 32 for continuous slab.

Summary of bill of quantities civil works bar bending schedule. Only the design of slab bridge will be used for illustration. Concrete slab on grade analysis excel spreadsheet history and. Columns and deck not designed to resist longitudinal bending very flexible. Tm 580912 concrete floor slabs on grade subjected to heavy. Pdf cantilever slab design ramjan shehzaad academia. Analysis and design of a floor slab of a building considering. For 1m slab width, moment, shear force, oneway continuous slab for continuous slab, moment and shear force can be obtained from table 3. Engineered fiber calculations design aids and other tools are available to all euclid. Analysis and design of a floor slab of a building considering a prestressed solution instituto superior tecnico 2 figure 1. Calcs\cms\cms croft\25 old church street subterranean construction method statement. Twoway joist concrete slab floor waffle slab system. The design procedure includes determining slab thickness based on moving live loads and then checking adequacy of slab thickness for stationary live load. 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.

The design procedure separately includes determining thickness of slab under wall load. This pdf file contains a chapter of 23 pages with various aspects of flat slabs including four example of flat slab design. Reinforced concrete slab design using the empirical method. The design bending moments are zero at discontinuous ends, negative at continuous ends and positive at midspans.

For this reason, some supplemental design guidance is provided when practical and technically justified. File is not passwordprotected, you may be asked for password if you open it in smartphones. This entry was posted in excel sheets and tagged excel sheets, one way slab design excel sheet, one way slab design spreadsheet, slab design excel sheet, spreadsheets by civilengineerspk. Pdf design of reinforced concrete slabs ninos dinkha. In the temporary condition no water will be taken into. This download was checked by our builtin antivirus and was rated as clean. Reinforced concrete slabs compatibility limit design. Compared to earlier mechanisms, it reduces fragmentation caused by allocations and deallocations.

One way slab design excel sheet civil engineers pk. Flat slab analysis, design and detailing pdf civil engineering. Slabs are usually used in floor and roof construction. Oneway simply supported slab analysis and design of the slab similar to design of simply supported beam as indicate in the previous chapter. Department of mechanics, materials and structures english. The following example illustrates the example building. Twoway joist concrete slab floor waffle slab system analysis and design design the concrete floor slab system shown below for an intermediate floor with partition weight of 50 psf, and unfactored live load of 100 psf. The first reinforced concrete design manual formerly titled aci design handbook was developed in accordance with the design provisions of 1963 aci 318 building code by aci committee 340, design. Slab allocation is a memory management mechanism intended for the efficient memory allocation of objects. In the output, you can view the slab design results. Tm 580912 concrete floor slabs on grade subjected to. An internal knowledge base and wiki for distributed teams. Reinforced concrete slab design and detailing guide is456. This is a part of his project economic design of two way rcc slabs under prof s.

Civilknowhow presents the rcc slab design in etabs 2016. Posttensioned concrete design spreadsheet program a pdh. Reinforced concrete slab design using the empirical method bridgesight solutions for the aashto lrfd bridge design specifications bridgesight software tm creators of effective and reliable solutions for the worlds bridge engineers. Find the following parameters for design moments in step 2 per unit width step 4 note. Analysis and design of continuous slab and beam footing ubani obinna u. The file extension pdf and ranks to the documents category. For slabs spanning in both directions published tables and charts should be used to find bending moment and shear per unit width of slab. Bridge approach slab analysis and design incorporating elastic soil support presented by. Heavy loads in building s such as warehouses include moving load s, stationary live loads, and wall loads. The building is located in seismic zone iii on a site with medium soil. Design of slab examples and tutorials by sharifah maszura syed mohsin example 2. Two way slab design to aci free download and software. Dec 20, 2017 in this video deisgn of two way slabs has been covered using is 456.

Thus, the floor beams are not considered as the part of the space frame modelling. Sep 03, 2011 reinforced concrete sk 33 section through slab showing stress due to moment. Beside this, due to shear problems at column heads, the thickness of flat slab is greater. Bending will take place in the two directions in a dishlike fo. In our case, in few next few days, we shall design slabs, so we shall take here slab only. There is a nominal strength that is reduced by a factor which must exceed the factored design stress. It is used where the supporting soil has low bearing capacity. Reinforced concrete slab design and detailing guidelines for depth of slab, loads on slab, reinforcement guide for oneway and twoway slabs as per is 456. Slab design reading assignment chapter 9 of text and, chapter of aci31802 introduction aci318 code provides two design procedures for slab systems. Slab design free download as powerpoint presentation. After this publication, it was subsequently adopted by the uniform building.

Download from so many useful civil engineering files for free. Bending will take place in the two directions in a dishlike form. The depth of slab depends on bending moment and deflection criterion. Reinforced concrete design 1 design of slab examples. Design of reverse l shaped cantilever retaining wall read about the concepts and solved examples here note. It is convenient to think of such slabs as consisting of two sets of parallel strips, in each direction and intersecting each other. Heavy arch ribs designed to resist axial force and bending. Joint research centre, via enrico fermi 2749, tp 480, 21027 ispra va, italy. West point bridge designer 2018 windows free structural design software. This spreadsheet is an extremely efficient tool and allows to quickly design two way slabs to aci code.

Flat slab analysis and design free version download for pc. A civil engineer should study these lectures and materials for structural engineering acumen. The slab has to carry a distributed permanent action of 1. Following are the rcc slab design and detailing guidelines. Reinforced concrete design 1 design of slab examples and.

Design of slabs onground reported by aci committee 360 aci 360r06 this document presents information on the design of slabs onground, primarily industrial floors. According to the way loads are transferred to supporting beams and columns, slabs are. Pdf slabs are the flooring systems of most structures including office, commercial and residential buildings, bridges, sports stadiums and. European commission joint research centre institute for the protection and security of the citizen contact information address. A slab is structural element whose thickness is small compared to its own length and width. Foreword the reinforced concrete design manual sp1711 is intended to provide guidance and assistance to professionals engaged in the design of castinplace reinforced concrete structures. The lateral loads are independently resisted by shear walls. Concrete design procedures generally follow the strength design method contained in aci318, although certain aspects of the procedures may be considered conservative relative to conventional residential foundation applications. Flat slab analysis, design and detailing pdf civil. At any point, such slabs are curved in both directions resulting in biaxial bending moments. The reactions of the floor beams are calculated manually, which act as point loads on the main beams. Reinforced concrete slab design guidelines a effective span of slab. Design of reinforced concrete structures ii twoway slabs 1 1. So, clear span plus effective depth of slab or beam.

The design procedure set forth in that publication had at that time been in use by the author for about 15 years. Unless otherwise noted, all referenced table, figure, and equation numbers are from that book. Design of slab for flexure 067 m unit width of slab. Explore flat slab with free download of seminar report and ppt in pdf and doc format. Standard deviation for compressive strength of concrete with example pdf. Design of waffle slab without beams by direct design method 32 32 32 c 1 c 2 c 3 c 4 2 c. Th e floor slab design procedure presented the maximum allowable stationary live load is lim. All methods are viable provided that the safety and serviceability of the elements are within the acceptable limits. Pdf one way slab design nscp 2015 free download pdf. For this slab, panel a has two discontinuous exterior edges and two continuous interior edges, panel b has one discontinuous and three continuous edges, while the interior panel c has all edges continuous. Rcc slab design in etabs 2016 part 1 beginners tutorial. They may be supported on two opposite sides only fig. A part of slab bounded on each of the four sides by centre line of column is called a panel.

Example on design of slab bridge design data and specifications superstructure consists of 10m slab, 36m box girder and 10m tgirder all simply supported. The purpose of this document is to illustrate how the pgsuper computer program performs its computations. Slabs are elements forming floor and roofs in building which normally carry uniformly distributed loads. The report addresses the planning, design, and detailing of slabs.

So part of the load is carried by one set and the remainder by the other. According to the way loads are transferred to supporting beams and columns, slabs are classified into two types. Use the download button below or simple online reader. This manual p rescribes the criteria for the design of concrete floor slabs on grade in buildings for heavy loads and is applicable to all elements responsible for military construction. A design example followed by a load rating analysis illustrates the engineering computations performed by pgsuper.

Two way slab free download as powerpoint presentation. Concrete floor slabs on grade are subjected to a variety of loads and loading conditions. Two way slab design spreadsheet the engineering community. Pgsuper is a computer program for the design, analysis, and load rating of precast, prestressed concrete girder bridges. D min 100mm for normal design and 125mm for earthquake resistant design. The main objective of this project is to analyze and design a multistory building 3ddimensional reinforce concrete frame, the design of reinforced concrete slabs. Please read the lauses mentioned in the video while solving the problem. One way slab being supported on two opposite sides only leads to the structural action in single direction. Mar 29, 2020 download one way slab design nscp 2015. Dec 22, 2015 post tension design of slab there is document post tension design of slab available here for reading and downloading. Foreword this spreadsheet performs an analysis and design of twoway spanning reinforced concrete slab. Background information on design theories is followed.