Structural dynamics

1. State the codal specifications of a compression member. IS 800 2007     2. What are the different cross-sectional shapes used for a column member? Rolled I section Welded I section Hollow section Welded box section channel angle    What is web buckling? Web buckling is the sudden deformation…

1.Aim: To design a multi-storey Residential Building located in Bangalore using STAAD Pro Connect Edition. Given data: Building floors G + 6 + R Plan dimension B = 25m, L = 16m Storey Height h = 3.5m Soil  Hard soil Use Residential Purpose Safe Bearing Capacity 180 kN/m2 Maximum slab thickness 150mm   Procedure:…

State the primary load cases to be considered for design. Answer: The primary load cases to be considered for design are, Dead load- Can be referred in IS 875- P 1 Live load- Can be referred in IS 875- P 2 Wind load- Can be referred in IS 875- P 3 Seismic load- Can be referred in IS 1893:2016 Snow load- Can be referred…

How will you assign Circular section to column? Answer: Go to property -> define and give the diameter of the column-> click add. Then select the property and assign it by assign by assignment method   How will you assign Unit system to a .std model file? Answer: It can be assigned at the initial stage when…

Write the steps involved to upload a .std file through web mail? Answer: Open STAAD Pro software Select share -> send mail -> browse and choose a .std file Click send mail Name the different materials that can be designed using STAAD Pro. Answer: Concrete Steel Aluminum Timber Composite material Is it possible to…

Aim: To develop general arrangement for the RC office building. To analyze and design the building as per IS standard code in TEKLA STRUCTURAL DESIGNER and the building to be designed for dead, live, wind and seismic loading. To generate report of each member and to extract drawings for structural plans, beam reinforcement…

1.Aim: To generate report for the steel building design from challenges 1 – 6 along with the loading summary. Procedure: Open the Steel building TSD file. Model report: Go to report-> Select Beam end forces ->Model report setting In that select the following options which the reports to be displayed by click…

Aim: To design the slab and foundation of the model. To outline the thought process for designing of the elements (column, beam, slab and foundations) Procedure: Open the RCC TSD file. Slab design: Go to G.L, uncheck all members other than slab items Click a slab and check its property like reinforcement, bar diameter…

Aim: To design RC column and beam based on the analysis. Procedure: Open the RCC TSD file which analyzed in the previous challenge. Go to base level and check a column and reinforcement Select a column -> right click ->interactive design -> Static. Similarly check few more columns Go to property set and change…

1.Aim: To generate seismic loading based IS codal provisions and zone II. Any other data you can assume and input accordingly. Procedure: Open the RC Structure TSD file. Go to load -> seismic load -> seismic wizard Click next. Above mentioned values are to be checked as per the code. Refer IS 1893 ( PART 1)- 2002…

1.Aim: To Calculate dead load in design report based on IS code and apply dead load on the model Procedure: Open EXCEL to do the calculation. Enter the value as shown below. Applying finishes: Go to G.L and select the dead load from the drop down below and select load -> Area load Give the value and loading as shown…

1.Aim: To Setup model for RC building design and based on following parameters for cover MEMBERS IN CONTACT WITH GROUND ABOVE GROUND Column 50mm 40mm Beam 30mm 25mm Slab 30mm 25mm Pile cap 75mm   Foundation 50mm   Procedure: Open new TSD file. Go to Home-> Settings -> Structural defaults For members in…

Aim: To analyze and design a steel building to 10T CRANE as per IS standard code in TEKLA STRUCTURAL DESIGNER. Refer the attached plan and elevation. Provide bracings and moment connection for lateral stability.  To generated and extract drawings of structural plans from the software for each member by its report.…

1.Aim: To Summarize the study for the bending moment, shear force and deflection diagrams for the elements of the model Procedure: Open the Steel building model which was created for the previous challenge. Basic checks in the settings: The maximum number of iteration has to be 100. Click Modification factor ->Steel…

1.Aim: To generate manual wind loading in the design report based IS code as per the following input Basic wind speed = 39m/s Terrain category 2 Procedure: Open Excel sheet for calculation and open TSD file which created early to check dimension of the building. Refer code IS 875 Part-3 2015 for, For K1, For k2, K2 factor…

1.Aim: To Calculate dead load in design report based on IS code and apply dead load on the model. Given data: Finishes of 50mm Slab as per design Brick wall 150mm thickness Roofing load based on purlin size Ceiling loading 0f 0.3KN per sq m Procedure: Open the TSD file which is been modelled for the last challenge. To…

1.Aim: To create beam properties for First floor and model the beams by using TSD. Procedure: Open the TSD file which was modelled in the earlier challenges. In the structure window click first floor. Click 3D in the status bar to view the 3D view of first floor. To create beams in first floor: Create a new beam property…

1.Aim: To create column properties for pedestal members and model in the grids created as per the assignment 1 by TEKLA Structural Designer. Procedure: Open the TSD file which was created in the challenge 1. Modelling the concrete column in the pedestal: Go to Home -> Manage property sets -> New -> Members ->…

1.Aim: To get to know and summarize the user interface in Tekla Structural Designer (TSD). Procedure: Open the TEKLA software. Go to file -> new Varies items in the TSD interface is discussed below: Project Workspace: The Project Workspaceis a central location of organizing the entire model into a hierarchical structure.…

Aim:  To create the entire design process of modelling, analysis, design, and preparation of construction drawings using ETABS and SAFE software. Introduction: ETABS: ETABS stands for Extended Three-Dimensional Analysis of Building System which is specialist in Design of Vertical Element like Columns and Shear…

Question 1.  Model the isolated footing provided in week 11 challenge on SAFE. Analyze and design it to verify the size, depth and steel provided as per calculations. Data from challenge 11: A square footing for a column size of 400x400. The compression axial load for the load combination of (1.5 DL + 1.5 LL) is 2000…

Objective of the challenge: To know the general design procedure of spread footing with hand calculations. To practice how the inputs can be collaborated and arrived as data for calculations (How assumptions are helpful when certain input is not available). Given data: Design a square footing for a column size of 400x400.…

Objective of the challenge: To model an apartment with all seismic considerations, based on given architectural inputs. To know how to check the seismic performance of an apartment using ETABS. Given Data: The architectural drawings for a G+7 residential building in zone 5 has been provided. The floor plan is the same…

AIM OF THE CHALLENGE: To know the design of RC Shear wall using ETABS analysis. To know the basics of shear wall reinforcement detailing with respect to primary standards. To ensure the ductility reinforcement required by IS- 13920- 2016 been satisfied in reinforcement drawing. GIVEN DATA: The ETABS file for a G+6 building…

Aim: To know the design of RC Columns using ETABS analysis. To know the basics of column reinforcement detailing with respect to primary standards. To ensure the ductility reinforcement requirement by IS- 13920: 2016 has been satisfied in ETABS. Given data: Reinforcement detailing of columns in ETABS 2018. The ETABS file…

Aim: To know the design of RC beam using ETABS analysis. To know the basics of Beam reinforcement detailing with respect to primary standards. To ensure the ductility reinforcement requirement by IS- 13920: 2016 has been satisfied in ETABS. Given data: The ETABS file for a G+4 building is provided. Run the analysis and…

Aim: To extract different seismic response of a structure and to alter certain properties using ETABS software. To know factors influencing the dynamic characteristics of a building. To know factors influencing the Natural Period of a building. To know factors influencing the Mode shape of oscillations. Introduction: ETABS…

Question: Model a 25-storey building on ETABS with structural properties as specified below. Ground floor or plinth floor level can be taken at a height of 1.5 metres from the base. Each of the successive 25 storeys has a storey height of 3 meters. Given data: Structural Element Sizes:  Beams: 300 × 400 mm …

Aim: To investigate the give plan with respect to seismic behavior. To schematically draw a seismic viable structural plan. Question 1: The building shown, 20 × 35 m in plan, has columns on a 5 × 5 m grid and shear walls (with dimensions shown in m, 250 mm in thickness) in three alternative arrangements, (a),…

Aim: To understand the impact of horizontal and vertical members in seismic behavior of the structure. To understand the different irregularities of the building. 1.Question: Comment on the layout of the framing plan concerning earthquake resistance in the two horizontal directions X or Y (dots are columns, lines depict…

Aim: To understand the mode shapes of multi storey buildings Manually calculate the base shear for a multi storey building in model analysis To understand the technologies involved in the modal analysis. Calculation: Question 1: A five-storey structure with 5 translational DOF is shown here. Each storey has mass ‘m’.…

Aim: To get the better understanding of following topics which are explained below. Explanation:  1.Static analysis and Dynamic analysis: Static analysis: A static structural analysis calculates the effect of steady (or static) loading conditions on a structure. It ignores inertia and damping effects, such as…

Question: 1. What is the mode of failure or damage of the beams in the figure shown below? Are the damages repairable? Elaborate. Objective of the challenge:  To have an awareness or knowledge on, Structural failure issues Distinguishing structural and non-structural failure Understanding seismic failure Analyzing…

1.Aim: To export the Revit architecture and structure model to Navisworks Cache file by following the export settings  Procedure: Open the exiting Revit Architectural file. Go to file-> Export ->NWC Export scene as dialog box opens. Name and save it in a required folder. Open the structural file and Save…

1.Aim: To create a set of sinusoidal points and create a curve and create a surface out of the curve using Dynamo. Introduction: Dynamo is a graphical programming interface that helps to customize the building information workflow. Dynamo is an open-source visual programming platform for designers. It is installed…

Aim: To create a multi-level building using Autodesk Revit by following NBC norms. Introduction: Autodesk Revit is a building information modelling software tool for architects, landscape architects, structural engineers, mechanical, electrical, and plumbing engineers, designers and contractors. The National Building Code…

1.Aim: To set project base point and project shared coordinates for the project in an architectural template. Procedure: Open Revit software and click new from models and select architectural template. Select Grids from Architecture tab Draw a vertical and horizontal grid on the workspace and name it 1 and A as follow.…

National building codes and its essential for the modeling/ efficiency of drawings in Revit: National building codes: The National Building Code (NBC) is a document that provides guidelines for construction of structures – residential, mercantile, institutional, educational, commercial, assembly, storage spaces or…

1.Aim: To model a Ceiling above the walls at the first-floor level from the saved week 3 existing project. Procedure: Open the first-floor plan save for the week 3 challenge 3. Go to architecture tab and select ceiling Then click sketch ceiling. Select pick line and pick the exterior line of the wall Select the tick mark…

1.Aim: To select the floor with appropriate material and thickness using the property browser create a layout in the Ground floor Level. Align the floor plan with grids created from week 2 Procedure: Open the Revit file which is created in week 2. To create floor, go to Architecture tab, in that select floor and pick the…

1.BIM: Building Information Modelling is a process for creating and managing information on a construction project across the project lifecycle. One of the key outputs of this process is the Building Information Model, the digital description of every aspect of the built asset. BIM is a process that architects use…

Introduction to REVIT concepts AIM: To create a new project in Revit software with introduction to Revit concept INTRODUCTION: Revit is BIM software widely used by architects, engineers, and contractors to create a unified model that all disciplines and trades can use to complete their work. PROCEDURE: 1.Open the…

1.      3D rendered model for a Residential Building in AutoCAD: AIM: To create a 3D rendered model for a Residential Building using AutoCAD. INTRODUCTION: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Xline: It helps to create…

1.3D ISOMETRIC VIEW OF THE BUILDING WITH PLAN AND ELEVATION: AIM: To create a 3D Isometric view of the building with plan and elevation using AutoCAD. INTRODUCTION: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Rectangle: It helps to create a four-sided…

3D MODEL OF A FURNITURE: AIM: To create 3D model of a furniture as shown below using AutoCAD. INTRODUCTION: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Rectangle: It helps to create a four-sided geometry with a desired length and width. Offset:…

      Create a layout of the Plan and Section AA of the project: Aim: To create a layout of the Plan and Section -AA of the project in Challenge 7, using the template Tutorial-mArch.dwt in a scale as given in the Figure.  Introduction: The layout is created using the following steps and tools in AutoCAD.…

The kitchen layout: Aim: To create the kitchen layout using Auto CAD. Introduction: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Rectangle: It helps to create a four-sided geometry with a desired length and width. Offset: It helps to offset an object…

1.THE TEMPLATE: To create the following templates and convert them into blocks in AutoCAD. Introduction: The following commands and tools are used for this drawing. Line: It helps to create a line between two points Rectangle: It helps to create a four-sided geometry with a desired length and width. Offset: It helps to…

1.THE LAYOUT OF AN EAST FACING RESIDENTIAL BUILDING: To create the following residential plan in AutoCAD. Introduction: The following commands and tools are used for this layout. Line: It helps to create a line between two points X line: It is the construction line of infinite length which created vertically, horizontally…

1.The layout of a residential plan: Aim: To create the following residential plan in AutoCAD. Introduction: The following commands and tools are used for this layout. Line: It helps to create a line between two points X line: It is the construction line of infinite length which created vertically, horizontally and also…

The elevation and details of a wardrobe: Aim: To create the elevation and details of a wardrobe using Auto CAD. Introduction: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Rectangle: It helps to create a four-sided geometry with a desired length and…

1.Column schedule: Aim: To create column schedule using Auto CAD. Introduction: The following commands and tools are used in this Auto CAD drawing, Line: It helps to create a line between two points Rectangle: It helps to create a four-sided geometry with a desired length and width. Offset: It helps to offset an object…

1.The layout of a residential plan: Aim: To create the following residential plan in AutoCAD. Introduction: AutoCAD is used to create computer-aided designs or software applications including drafting. The following commands and tools are used for this layout. Line: It helps to create a line between two points X line:…

1.AIM: To obtain the following geometry the AUTOCAD Software is used. The procedure and results are as follow. Introduction: In this following drawing the Line command is used by Direct entry method which is discussed below. Procedure: In the command press L to select Line command to draw line on the work space. Pickup…

1.Aim: To obtain the following geometry the AUTOCAD Software is used. The procedure and results are as follow. Procedure: By using direct entry method and relative polar coordinate method the lines are drawn. Picked first point as random and moved cursor to the <0 and entered distance as 3 to form a base line by choosing…

Aim: AutoCAD is a software program used to design, form, and shape the 2-D and 3-D images using a computer. Here this diagram is drawn using 4 coordinates system namely, Absolute coordinate system Relative rectangular coordinate system Relative polar coordinate system Direct distance entry system Which are explained…

G+1 residential floor plan according to vaastu shastra:   Important structural drawings for the project: Center line drawing. Footing and column layout with reinforcement details. Column schedule with reinforcement details Plinth beam layout with reinforcement detail First floor beam layout with reinforcement detail…

Calculation of concrete mix design for M35 concrete with fly ash: Introduction: The concrete mix design is a systematic process of choosing economical relative proportion of various ingredients from available material that gives the concrete of desired workability. The process of selecting suitable ingredient for producing…