Demo Class-4 Weeks Workshop on Analysis & Design of RCC & Steel Building (ETABS, SAFE, Idea Statica)
InquisitiveEngineer InquisitiveEngineer
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 Published On Premiered Jun 11, 2022

Classes will begin on 13 June 2022. For Registration, send Viber or WhatsApp message on: 9869490788, 9804265882

SYLLABUS
DESIGN OF COMMERCIAL RCC BUILDING
Design of Commercial RCC Building covers a period of about 12 days and in this course, we will deal with a 4 to 5 storied Commercial RCC Building with Basement and Lift Core. Analysis and Design of the building shall be performed using ETABS whereas design of Mat Foundation will be done in SAFE. Analysis of the building is carried out using Equivalent Static Force approach and Response Spectrum Method. A short syllabus for this course is highlighted in the following points:
1. Introduction to the Classification of Seismic Analysis Procedure with focus on Equivalent Static Force and Response Spectrum Methods, Introduction to CSI ETABS Software and general discussion on the Architectural Plan of the building that will be analyzed and designed using ETABS.
2. Defining Material Properties, Section Properties (Beam, Column, Shear Wall, Slab, Staircase), Diaphragms, Mass Source; General introduction to analysis and design properties of the sections, what diaphragms are where to use them, rigid vs. semi-rigid vs. flexible diaphragm, assigning diaphragms, what mass source is and the important points to remember while defining Mass Source, difference between plate, shell and membrane.
3. Defining Load Patterns, Load Cases and Load Combinations; defining for earthquake loads using both IS 1893 (Part 1):2016 and NBC 2020, what self-weight multipliers are how to use them, introduction to Stiffness Modifiers in ETABS and how to use them.
4. Drawing Beams, Columns, Slab, Shear Wall, Staircase Slab; general introduction to fixed-base modeling approach in ETABS and assigning restraints at the base of the model.
5. Assigning Joint Loads, Frame Loads and Shell Loads; demonstration on various Selection features in ETABS, discussion on the differences between restraints and constraints, introduction to Local Axes and Global Axes system in ETABS.
6. Checking the Model after completion of defining, drawing and assigning loads; Running Analysis of the Model.
7. Reviewing the Analysis Results – This is most probably one of the most important steps in ETABS, where we determine if we have modeled the building and done everything till this step correctly or not. Includes displaying the assigned load, displaying the deformed shape of the structure under the action of different loads, displaying the force/stress diagrams, displaying Story Response Plots and exporting the required analysis results to Excel. Check for Story Drift, Modal Participating Mass Ratios and Torsional Irregularity.
8. Designing the Building – reviewing the design preferences, selecting the design combinations, design of beam, column in ETABS, extracting the required data to design Footing/Foundation, design of Shear Wall in ETABS.
9. Reviewing the Design Info – Longitudinal Rebar Area, Rebar Percentage, Column/Beam Capacity, Joint Shear, Shear Failure and Flexural Failure; Optimizing the design results.
10. Exporting the ETABS Results to CSI SAFE Software to design Mat Foundation – Design of Mat in SAFE from start to the end.
11. Discussion on preparing Design Report

DESIGN OF RESIDENTIAL/COMMERCIAL STEEL BUILDING
Design of Residential/Commercial Steel Building covers a period of about 12 days and in this course, we will deal with a 3 to 4 storied Residential/Commercial Steel Building with Roof Truss. Analysis and Design of the building shall be performed using ETABS whereas design of Steel Connections will be done in Idea Statica. Analysis of the building is carried out using Equivalent Static Force approach and Response Spectrum Method.
Since the design of both RCC and Steel Building is done using ETABS, the basic workflow and modeling, analysis and design methodology is the same. Some additional discussions and designs to be performed are highlighted in the following point:
1. How to draw built-up Steel Columns in ETABS?
2. Modeling of Roof Truss; this includes defining the cross sections for rafters, purlins, top chord, bottom chord and inclined members, drawing and replicating the members and calculation and assigning of loads acting on the truss.
3. Defining and Modeling Deck Slab Section for roof levels in the building – how to define them, where to get the required parameters, what kind of diaphragm to assign for Deck Slab sections.
4. Defining Wind Load and assigning the wind load to the building – based on IS 875 (Part 3):2015.
5. Discussion on Composite Frame Design in ETABS
6. After the completion of modeling and analysis, the design of some steel connections will be demonstrated using Idea Statica. This includes Design of Extended End Plate Moment Connection between Beam and Column and Design of Shear Connection .
7. Excel Sheets shall be provided for the design of the following elements - Roof Truss Purlin, Battened Column, Column Splice, Column Base Plate and Footing

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