Create your custom composite deckslab strength and maximum unshored span tables for selected composite deck profiles. Easterling, chairman department of civil engineering abstract as coldformed steel decks are used in virtually every steelframed structure for composite slab systems, efforts to develop more efficient composite floor systems continues. Learn more openbridge modeler 3d parametric modeling software for bridges. Analysis and design of steel deck concrete composite slabs by budi r. The basis of this presentation is the recently released first edition of the steel deck institute sdi floor deck design manual fddm. The negative flexure reinforcing steel design is similar to the positive flexure reinforcing steel design.
Specifically, the flexural moment capacity for both positive and negative strong axis moments, oneway beam shear, punching shear, and deflection are all. Figure 27 reinforcing steel for negative flexure in deck. Design example on composite steel deck floor slabs by thomas j. Formed in 2005 as composite metal flooring, construction metal forming provides a stateoftheart manufacturing facility in south wales.
With superior sound ratings, you can easily find a floor finish that meets code and fits your vision. Design of steel deck for concentrated and nonuniform loading. Coldformed steel steel deck institute the steel deck. Welding cross wires to the top of the steel deck shape epic system deformations on the interior surface of the deck united steel deck, vulcraft and others. Sep 06, 20 deckslab is a spreadsheet program written in msexcel for the purpose of analysis and design of slabs on metal deck.
Concrete slab on composite steel deck design concrete slab on composite steel deck design perception structural. The slab design part of the software covers noncomposite design of the deck at the construction stage and composite design of the slab at the normal stage. Sep 09, 2017 hi friends, in this video you will be learn how to design a deck slab, we have used the irc aa tracked vehicle loading for the design with the maximum of 3axle loads. Steel and composite beam design overview asdip software. A tutorial for the roof deck calculation section of the software has also been. No attempt is made to finish the rebar design for required lengths or the number of bars to be carried continuously as this is concrete design. This standard for composite steel floor deckslabs, hereafter referred to as the standard, shall govern the materials, design, and erection of composite concrete slabs. The fddm is based upon the ansisdi c2011 standard for composite steel floor deckslabs and the ansisdi nc2010 standard for noncomposite steel floor deck. Design the diaphragm for wind loading using allowable stress design method. Bondek works as composite slab saving on concrete and reinforcement costs.
Bondek design softare welcome to the lysaght bondek design software user guide. Structural steel composite slab 1 of 7 rev design project. The roof deck is a wr wide rib type panel, with a panel width of 36 the roof deck is supported by joists that are. Since the steel beam and the concrete slab will work structurally together, its important to consider the loads that will be applied before and after the composite action takes place. Raised floor solutions has the inhouse capability to design the most economic composite steel deck and concrete floor slab solution using the latest kingspan design software. The design resistance is calculated in accordance with bs en 199311 and the uk national annex. An example in civil structures is the steelconcrete composite beam in which a steel wideflange shape i or w shape is attached to a concrete floor slab using shear keys. Our lightweight composite and non composite steel deck profiles have depths that range from 7. For this and all other example problems the following data from the canam united steel deck design manual and catalog of steel deck products will be used and are worked using lrfd methodology. All thirtythree design examples include sframessteel example. Missouri university of science and technology scholars mine. The steel construction institute sci produced design software for composite slabs and beams for anglian metal deck ltd amd.
The steel joist institute presents the webinar design of steel deck for concentrated and nonuniform loading. The system also includes shear studs installed and supplied by others, to provide a composite floor system that allows for the loads to be transferred into the steel frame. Composite slab design software comslab ruukkis design toolbox. The design and usage of steel deck on coldformed steel framing is similar to deck supported on open web steel joists or rolled beams, but there are some differences. Design resources american institute of steel construction. Concrete bridge design, analysis software leap bridge. Its n deck with an extra eight inches in coverage that still meets all of your design needs.
The metfloor software enables the designer to carry out the full decking and slab design including additional concentrated loads and punching shear checks in. The cross section of the profiled sheeting is shown in fig. The standards include pertinent steel information, such as plate sizes, steel weights, and camber diagrams, for threespan bridges. Where access flooring is required, rfs will provide design alternatives for access floor panels that will meet the load and budget requirements of the end user. Metfloor design software construction metal forming composite. Master ec4 composite slabs eurocode 4 software allows for calculations. For this purpose, new deck profiles that can have a longer span and better interaction with the concrete slab are investigated. The fddm is based upon the ansisdi c2011 standard for composite steel floor deck slabs and the ansisdi nc2010 standard for noncomposite steel floor deck. The dead load that includes deck weight and wearing surface weight, positive and negative moments of deck for a unit width.
The slab is constructed with metal deck, which may be selected from the comflor range, or specified for other. Analysis and design of steel deckconcrete composite slabs. Asc steel deck offers a robust selection of products. Introduction coldformed steel deck sections are used in many composite floor slab applications wherein the steel deck serves not only as the form for the. The first edition of the sdi steel deck on coldformed steel design manual points out those differences and provides the design guidance that is necessary to enable steel deck to. The first choice for coldformed steel constructionfrom apartments to football stadiums. Our design software will significantly assist a qualified engineer arrive at a solution which speeds the design process for floors and slabs. A copy of the tables is provided in the appendix and also shown on pages 42 and 43 of our design manual and catalog of steel deck products. Grdslab is a spreadsheet program written in msexcel for the purpose of analysis of concrete slabs on grade. M qs 2 10 where q is dead load per unit area of deck and s is girder spacing.
Structural metal decks smd has launched smd elements, a new software package for composite deck and slab design. The continous slab will be designed as a series of simply supported spans. Construction and detailing issues are presented in section 7. The slab design offers alternative methods for fire design and for the determination of the longitudinal shear resistance, with. The live load moments will be obtained from the aashtolrfd appendix a4deck slab design table. Ce 479 fall 05compositefloor decks purdue university. I assume the slab is ok provided the reinforcement welded wire reinforcement and span length requirements in the table are used, but im. The steel and composite deck designer software option carries out comprehensive calculations for multiple sections on steel or steel composite bridge decks to the eurocodes, allowing otherwise timeconsuming and errorprone manual design calculations to be carried out efficiently. The program is based on the steel deck institute sdi diaphragm design method and incorporates the latest icces ac43 performance data. The construction sequence plays an important role in the design of composite beams.
Structural steel design project calculation sheet checked by pu date 080800 check the adequacy of the continuous composite profiled deck slab with spans of 3. Calculate your unfilled deck diaphragm shear and stiffness for your exact condition based on the steel deck institute diaphragm design manual, third edition ddm03. The user must select the steel grade, member type, section type and buckling length. Concrete slab on composite steel deck design kootk structural 9 jan 17 16. Concrete slab on composite steel deck design structural. Software designs composite floor slabs at elevated temperatures by taking into account the enhancing effects of the membrane action in slab. Oct 12, 2019 an example in civil structures is the steel concrete composite beam in which a steel wideflange shape i or w shape is attached to a concrete floor slab using shear keys. There must be full shear connection, so that the design compressive force in the concrete, nc,f is. It also verifies the edge beams and determines the maximum temperature of each beam.
Calculation of the gas temperature in case of fire according to en 199112 and corresponding. This software enables the designer to carry out a deck \ slab design including line loads. Stepbystep procedure for steel and composite beam design from scratch using asdip steel structural engineering software. Solve for the required amount of reinforcing steel, as follows. The steel and composite deck designer software option carries out comprehensive calculations for multiple sections on steel or steelcomposite bridge decks to the eurocodes, allowing otherwise timeconsuming and errorprone manual design calculations to be carried out efficiently. Mccabe1 the enclosed example is presented to demonstrate the intent and use of the aisi tentative recommendations for the design of composite steel deck slabs, and hereafter will be referred to as the criteria. Roofdeck is a spreadsheet program written in msexcel for the purpose of analysis and design of roofs with steel deck. The slab design offers alternative methods for fire design and for the determination of the longitudinal shear resistance, with propped and unpropped solutions. For eurocode design, bs en 199412 contains a simplified method for calculating the design moment of resistance of composite steel deck floors in fire. Introduction coldformed steel deck sections are used in many composite floor slab applications wherein the steel deck serves not only as the form for the concrete during construction, but also as the principal tensile.
In addition, the steel sector has developed a number of free software packages and spreadsheet tools to aid designers, which are presented here. Csi etabs 16 design of steel frame building part 23. Design tables for steel framed construction are presented in section 6. A wide range of commercial software is available to aid designers with the efficient and economic design of steel framed buildings and bridges. Where access flooring is required, rfs will provide design alternatives for access floor panels that will meet the load and budget requirement. Steel and composite beam design using asdip steel software. Im just trying to incorporate the action between the girder and the slab properly into the model without getting incorrect bending moments and additional axial forces in the beam. Design guide for concentrated loads on metal deck slabs scnz 11. Deck slab design spreadsheet civil engineering community. The slab is propped at the centre during construction stage. Tel files that help illustrate the csa s1614 steel. Elements is said to provide a number of improvements over the companys previous design tool, such as an improved user interface and support for eurocode design. The depth of the slab in compression, for full shear. Both composite deck slabs and form deck slabs can be analyzed and designed for 3 different loading conditions.
Designing with steel floor deck steel joist institute. The design checks performed by the program cover the construction stage, the. The steel design examples for structural engineers document contains 33 canadian code csa s1614 steel design examples. Hi friends, in this video you will be learn how to design a deck slab, we have used the irc aa tracked vehicle loading for the design with the maximum of 3axle loads. Nov 26, 2019 the construction sequence effect in composite beam design. Steel construction design tools and software constructalia. Lrfd steel girder superstructure design example lrfd. These design examples are adopted from a subset of the aiscs publication design examples version 14. Relevant list of references are presented in section 8. The latest version also includes tabdeck steel fibre reinforced concrete design option.
Explain steel deck production basics, the range of steel deck types, their profiles and features explain steel deck design terminology and design criteria discuss ways to optimize steel deck design to enhance architectural aesthetic goals, building performance and total project cost control. Performs all aspects of composite slab design for floor slabs using smd composite. Steel deck panels are supplied with both galvanized and painted finishes to meet an array of project finish requirements. Steel deck uniform load determine the uniform gravity and winduplift load for steel deck based on strength, deflection, and attachment to supporting members. Deckslab is a spreadsheet program written in msexcel for the purpose of analysis and design of slabs on metal deck. Effective depth, d e total slab thickness top cover 12 bar diameter. Ec4 composite slabs design for the eurocode 4 bimware. Ssteel for structural steel design and optimization. Leap bridge steel leap bridge steel is an integrated modeling, design, analysis, and loadrating software application for straight and curved igirder and tubgirder steel bridges. Design examples for steel deck diaphragm calculator web.