Structural Modelling using Etabs 2018

Design of Tension Member 1. Net Area for tension member calculation problem Calculate the net section area for the tension member as shown in Figure below. The plate size is 260 x 20 thick and Bolt size is 20 mm. Plate – Drilled Hole ans) b = 260mm d = 20mm d0 = 20 - 2 = 18mm t = 20mm   No. of bolts = ((b -…

1. Truss type reasoning Out of the two through type truss systems shown below, which is the most efficient in carrying gravity load? Reason it out. ans) out of the two truss ,A is more efficient in carrying gravity load, in truss A we can see the  top and bottom chords are provided to keep the inclined members intact and…

 AIM : A 30 - 40hr project on modelling, analysis & design of a state-of-the-art tall composite building using ETABS software. The composite members to be designed using Comflor software. Key Highlights: a. Modelling The structural model prepared for the project 1to be used for the project 2. Prepare two distinct…

AIM : Model of a membrane roof with cables. The modeling, form-finding and create the cutting patterns to the structure.   PROCEDURE: open RFEM and looking at the given figure plot nodes on the grid system. once all the nodes have been plotted join them with lines. now generate the new membrane by selecting these…

open RFEM software and enter the model name. draw an inclined on the model with the help of new line. click on the line and go to rotate option, enter the number of copies and angle. click on link between the nodes and surfaces, a cone shaped object is formed. now convert all the arcs of the model into polylines using…

Develop general arrangement for the RC office building. Analyze and design the building as per IS standard code in TEKLA STRUCTURAL DESIGNER. Refer the attached plan and elevation. The building to be designed for dead, live, wind and seismic loading. Report of each member to be generated and extract drawings for structural…

Generate report for the steel building design from challenges 1 – 6 along with the loading summary. AIM :  To generate the report for the steel building design.   PROCEDURE : open the previous model in tekla. go to report option from the ribbon , select model report. now select load cases,combinations summary…

Design the slab and foundation of the model. Outline the thought process for designing of the elements (column, beam, slab and foundations). AIM: To design the slab and foundaion of the model. PROCEDURE: Open the previous model in tekla and generate the same load combinations again. now we have to design the slab. click…

Based on the analysis design RC column and beam. AIM : To design the RC columns and beams after analysis.   PROCEDURE : To start with design, we should right click the member to be designed. then select interactive design and select static. let us start with columns. after that a dialogue box appears, which shows…

Generate seismic loading based IS codal provisions and zone II. Any other data you can assume and input accordingly. AIM : To generate seismic loading based on IS codal provisions. PROCEDURE : open tekla ,open previous model. go to load cases, add seismic load case, click ok. go to seismic wizard and select code spectra,click…

Calculate dead load in design report based on IS code and apply dead load on the model Finishes of 50mm Slab thickness as per the design Brick wall load Roofing load soln. self weight of slab( software ) self weight = finish X unit weight of concrete self weight = 0.05 X 25 self weight = 1.25 kn/m^3   service load…

Q) 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.  Consider dead, live, equipment and wind loading. Consider the brick wall loading for 150mm thick and 1.5 KN…

  1. 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 Pilecap 75mm   Foundation 50mm   2. Model grids as per the attachment 2,2.1 and 2.2 3. Study the layout and write a summary for general…

Summarize your study for the bending moment, shear force and deflection diagrams for the elements of the model. ans) BENDING MOMENT:  It refers to the bending or twisting of member due to the applied forces. In the figure below we can see simply supported beams subjected to certain udl and the  bending moment…

Generate manual wind loading in the design report based IS code as per the following input Basic wind speed = 39m/s Terrain category 2 Based on the above calculation apply the loadings on the model   On a separate model generate wind loading using wind wizard soln. Vb = 39 m/s k1 = 1 k2 = 1.03 k3 = 1 k4 = 1 Vz = Vb*k1*k2*k3*k4…

Calculate dead load in design report based on IS code and apply dead load on the model Finishes of 50mm Slab as per design Brickwall 150mm thickness Roofing load based on purlin size Ceiling loading 0f 0.3KN per sq m   ans) Dead load calculation: self weight of slab ( software ). finishes = 50mm * 24kn/m3 ( unit weight…

1. Create beam properties for First floor and model the beams 2. Create rafter beam on second floor as roof and moment frame action in one direction and add bracings at locations as per the design intent.   ans) 1) open tekla , go to windows and select structure settings, select levels and enter the levels as shown…

Create column properties for different types of pedestal members and model in the grids created as per the assignment 1 Create column properties for steel columns and model columns in the grid created as per assignment 1. Create beam properties and model primary and secondary beams on the ground floor     ans)…

1. Summarize the user interface in TSD with the for the following items: -   Project Workspace – How to access and usage    Scene Content – Demonstrate the use of scene content    Create two scene views   Loading drop list- How to access    Properties windows –…

Given below is a floor plan of a building. The red lines running East-west are beams supported by the girders spanning North-South between columns. The floor system is 120 mm thick normal weight concrete floor. The floor finish and mech loads on the floor is 3 kPa. The live load on the floor is 5 kPa. All beams have cross…

Q) A steel beam was designed as simply supported beam of span 20m. the applied load on the  beam is 15kn/m. however it was realized that a 20m beam cannot be shipped at once with  an upper limit of 10m. so the contractor suggested to split the beam in 2 pieces of 10m each. the contractor also recommended to have…

AIM : Students will have to produce the following: Etabs model for the two blocks on either side of the expansion gap Foundation details illustrating the pile & pile cap reinforcement Tie beam details connecting the pile caps Column reinforcement Framing plan for typical floor Beam reinforcements for ground floor. PROCEDURE:…

AIM : To create a model of g+7 building given in the arhitectural drawing as per the provisions of IS 1893 and IS 13920 followed by response spectrum analysis.   PROCEDURE: plan is plotted according to the dimensions given in the architectural plan using grids and storeys.   now the material properties are added…

Q) The etabs file for a G+6 building is provided. Run the analysis and design the RCC shear walls (show in the etabs model). The following challenge deals specifically with the shear wall of size 300x1500 at grid A-11 in the structural model. Extract values of longitudinal steel ratio, boundary element length and shear…

Q) Reinforcement detailing of columns in Etabs 2018. The ETABS file for a G+4 building is provided. Run the analysis and design the RCC Moment Resisting Frame. The following challenge deals specifically with two columns at the following grid intersections. 3A 3B Provide details of longitudinal reinforcement for the two…

Detail design of beams in Etabs 2018.The ETABS file for a G+4 building is provided. Run the analysis and design the RCC Moment ResistingFrame. The following challenge deals specifically with two continuous beams in the 1st floor.         1) 3 span continuous beam along grid A       …

AIM : To model and analyse different buildings with varying parameters to study the influence of those parameters on building characteristics by comparing the models.   PROCEDURE: Following table shows the building with different parameters. from the analysis of models following comparisions are made. Effect of stiffness…

Q) Model a 25 storey building on ETABS 2018 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 metres. Structural Element Sizes  Beams : 300 × 400 mm  Columns :…

Q1)   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), (b), (c), all with the same total cross-sectional area of the shear walls. Compare the three alternatives, taking into account…

Q1) Comment on the layout of the framing plan concerning earthquake resistance in the two horizontal directions X or Y (dots are columns, lines depict beams). Look into aspects of symmetry, redundancy and bi-directional stiffness and ductility. ANS) there are different factors to be considered for the  conceptual…

          Q1)What is the mode of failure or damage of the beams in the figure above? Would you characterize the case as damage or as a failure? Are the damages repairable? Elaborate. ans) In the above three figures, failure is due to beam to column connection. this type of failure is the most common…

Q1) AIM:  Use the Architecture/ Structure Project file developed by you in Week 6 to 8. Export the Revit architecture and structure model to Navisworks Cache file following the export settings discussed in class. PROCEDURE: let us suppose the example of project 2. now we want to export this file to navisworks. just…

Q1) 1) Using Dynamo create a set of sinusoidal points and create a curve and create a surface out of the curve.   AIM : 1) Using Dynamo create a set of sinusoidal points and create a curve and create a surface out of the curve.   PROCEDURE: open revit ,go to manage tab and select dynamo, we get an interface as shown below.…

1) Use the shortcut keys in Revit discussed in class to complete the following tasks and list them below           a. Using 3D model create a section box           b. To create similar doors and windows in a floor plan layout         …

1) What are HVAC systems? Why are they essential in the modeling of buildings? ans)HVAC system is basically an assembly of various types of equipment installed together to provide heating and cooling along with indoor climate control. HVAC systems involve mechanical, electrical and I & C components to provide comfort…

Q1) AIM:  Select the type of structure you want to build from one of the three below:        a. Multi-Unit Residential Apartment        b. Office Buildings        c. School. ANS) OFFICE BUILDING Q2) AIM :  Assume reasonable assumptions for geographic…

Q1) AIM:  Open an architectural template. Using the Manage tab set project base point and project shared coordinates for the project.   PROCEDURE: open the architectural template. save the project file as architectural template. now select grids from the architecture tab and draw horizontal and vertical grids.…

1) Why are building codes or standards essential for the modeling/ efficiency of drawings in Revit ? ans)A building code (also building control or building regulations) is a set of rules that specify the standards for constructed objects such as buildings and nonbuilding structures.  Building codes specify minimum…

Q1) AIM:  Based on the project saved from Week 3, proceed from the First Floor Level. Model a Ceiling from the architecture tab above the walls at the first-floor level.   PROCEDURE: we have a plan as shown in figure. change the view to 3d view. now go to the ceiling option from the ribbon and select sketch ceiling.…

Q1) AIM:  Use the project file created from Week 2. Use it for this assignment. Based on your layout from week 2, using floor tool under architecture tab and 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…

1) What is BIM? Summarize the features of BIM and benefits of using BIM over 2D CAD tools. ans)Bim is a process supported by various tools, technologies and contracts involving the generation and  management of digital representation of physical and functional characteristics of places. building information models…

Q1) AIM :  From the file menu, create a new project (Structural / Architectural / Construction template ) and name the project appropriately   PROCEDURE :  1)open the revit , after opening we get an interface as shown below. 2)there is an option new on the interface ,after clicking we get an interface as…

AIM :  Create a 3 dimensional model of the residential building with a rendered view.     PROCEDURE :  open the autocad set the units to feet ,engineering. here we are drawing a plot of 20*30. three portions are made in the plan and its elevation is drawn . after drawing plan and elevation change the…

Q1)   AIM :  Create a 3D Isometric View of the building with plan and elevation given.   PROCEDURE :  open the autocad and draw the plan as given in the question. change the viewcube to isometric we will get the inclined plan. press BO enter i.e boundary command and select pick point. select the boundary…

Q1) AIM :  Create a 3D Furniture element as shown in the Figure. Assume dimensions which are missing. PROCEDURE :  open the autocad ,and chanage the view cube to home in order to get 3d figure. invoke the line command by pressing l enter and draw a vertical line of 2'6 , followed by line of 3 feet in the next…

Q1): AIM :  Create a layout of the Plan and Section A of the project in Challenges 7, using the template Tutorial-mArch.dwt in a scale as given in the Figure. Use the MV command to create the viewport of the size as shown in Figure. Also, use ATTEDIT command to edit the information in the title block. Use A1 size…

Q1) AIM :  Create the layouts of the Kitchen and provide hatches pattern as shown. Also, use blocks whereverrequired. Provide appropriate dimensions in the plan. Assume the size of doors, appliances and othersas per the standards. PROCEDURE :  open the autocad and press the un enter to invoke units command. set…

Q1) AIM :  Create the templates as shown in Figures. Take the size of the title block as per industry standards oryou can assume it as per the size of the paper. Use text and attributes wherever required. After creatingthe title block you need to save it as a block with names: Custom1_titleblock and Custom2_titleblock,respectively.…

AIM :  Design and Draft a layout of a residential building with the following details: a. Plot Size: 60’x20’(18.3m x6m)  b. Orientation- Facing East    c. Develop the following: 1. Architectural Drawing (Floor Plan, Elevations, and Sections) 2. Structural Drawing (Column, Bean, Footing Plan)…

QUESTION 1 :  AIM :  Create the Plan and Sections as shown in the Figures. Use proper dimension techniques anddimension styles to document the project. Assume the sizes of the doors and windows as perconstruction standards. Refer to sections for stair details if required. PROCEDURE :  open the autocad, invoke…

  QUESTION 1 : AIM :   Draw the elevation and details of a wardrobe as shown in the Figure below. After sketching, you need to provide the dimensions and text with the use of layers. Use proper text styles and dimension methods to document it. Also, assume dimensions, wherever needed.  Note: All dimensions…

QUESTION 1 : AIM : CREATE A COLUMN SCHEDULE AS SHOWN IN FIGURE.   NOTE : CREATE A COLUMN SCHEDULE WITH THE HELP OF LINES. ALSO INSERT TEXT WITH THE HELP OF DTEXT COMMAND OR SINGLE LINE TEXT.   PROCEDURE :  open the autocad and invoke the rectangle command by pressing rec enter. draw the rectangle according…

  AIM : sketch the layout of residence as shown in figure. consider all dimensions as reference to sketch the unit plan. also the text in the layout are only for reference. assume the missing dimensions. also refer the schedule for the size of doors.    PROCEDURE :  open the autocad, first thing to…

1ST FIGURE :  AIM : To execute the given figure in autocad.   PROCEDURE :  open the autocad and enter the line command. enter the length of base which is 3units. from the end point of first line enter the command as (0,2.12<135) , because it is a polar co ordinate. mark the next line from this point i.e…

CROSS SECTION OF LOAD BEARING WALL OVER SPREAD FOOTING : CROSS SECTION OF LOAD BEARING WALL SHOWING FOUNDATION DETAILS:    CROSS SECTION OF ISOLATED FOOTING :   LINE DIAGRAM OF TWO BEDROOM BUILDING ISOMETRIC VIEW OF STEPS ISOMETRIC VIEW OF GABLE WALL.

fig 1 :- AIM : to execute the given figure in autocad with the help of absolute co ordinate system.   PROCEDURE:  open the autocad and start a new sheet either by using command ctrl+N or by using its icon given on the top corner. mark the first point (2,1) keeping ortho on, then complete the line entering …

AIM:   To sketch a G+1 floor residential plan, according to vastu shastra and list down the names of the structural drawings required to be provided to the site for construction.also assume the sizes of structural elements (columns ,beams, slab) and accordingly calculate the individual corresponding loads from…

AIM :  To calculate the concrete mix design for M35 grade concrete with flyash. INTRODUCTION: Mix design is the process of specifying the mixture of ingredients required to meet anticipated properties of fresh and hardened concrete .concrete mix design is a well established practice around the globe . the concrete…