Week 1 Challenge

Question 1

1 Write the steps involved to upload a .std file through web mail?

Ans- The steps involved to upload a .std file through web mail are as follows:

a) Login to your web mail account. Go to compose new mail

b) Attach the .std file from the location saved in pc.

c) Type a message along with the attached file in the body of the email.

d) Enter the email address of the recipient in the "To" field. Add recipient if any by clicking on "Cc" (Carbon copy).

e) Before sending the email, review the attached file, message content and recipients. Once satisfied, click on send button to dispatch the email.

Following these steps by successfully uploading and sending a .std file through webmail.

2 Name the different materials that can be designed using STAAD Pro.

Ans- STAAD Pro is a powerful structural analysis and design software that can be used to design various types of structures across different materials. Some of the materials that can be designed using STAAD Pro include:

Concrete structures- Design of RCC Structures like buildings, bridges, retaining walls, dams and tanks.

Steel Structures- Design of Steel Structures like Industrial buildings, towers, bridges, stadiums, offshore platforms.

Timber Structures- Design of Timber Structures like wooden buildings, trusses and bridges

Composite structures- Design of different materials like steel and concrete like composite floors and composite bridges

Aluminium Structures- Design of aluminium structures like aluminium framed buildings, canopies, aerospace structures.

Masonry Structures- Analysis and design of masonry structures like brick buildings, arches and walls.

Cold formed steel structures- Design and analysis of cold formed steel structures used in residential and light commercial construction.

Post tensioned structures- Design and analysis of slabs and beams commonly used in High rise buildings and parking structures.

3 Is it possible to capture images in STAAD Pro? If yes how?

Ans- STAAD Pro primarily focuses on structural analysis and design rather than image capture or rendering. It is not designed as a tool for creating or manipulating images directly within the software interface. However, there are ways to generate visual representations of your structural models for reporting or presentation purposes.

STAAD Pro provides 3D visualization tools that allow you to view your structural model from different angles. You can rotate, zoom, and pan around the model to get the desired view. While this doesn't capture images directly, you can use external screenshot tools.

We can export your structural model from STAAD Pro to other software that specializes in rendering and image capture. For example, you can export the model to Autodesk Revit, SketchUp, or other rendering software that allows you to create high-quality images and renderings.

STAAD Pro has features for generating reports that include graphical representations of your structural models. These reports typically include diagrams, graphs, and tables that summarize the analysis and design results. While these reports may not be as visually detailed as rendered images, they can serve as documentation of your analysis and design work.

4  Name the three ways by which you can create a model

Ans- In Staad Pro, there are several methods for creating a structural model. Here are the three ways by which you can create a model:

Graphical modelling- 

• STAAD Pro provides an interactive graphical environment where you can create your model directly using graphical tools.
• You can use this environment to draw nodes, beams, columns, braces, plates, and other structural elements using mouse-based commands.
• Elements can be placed and connected using intuitive graphical interfaces, allowing for easy creation and manipulation of the structural model.
• This method is typically preferred for smaller or simpler structures where manual input is feasible and offers a high level of control over the modeling process.

Importing from CAD software

• Another common method is to create the structural model in a Computer-Aided Design (CAD) software such as AutoCAD or MicroStation and then import the model into STAAD Pro.
• CAD software provides powerful tools for creating detailed geometric models of structures.
• Once the model is created in CAD, it can be saved in a compatible format (e.g., DXF, DWG) and imported into STAAD Pro.
• STAAD Pro supports direct import of CAD files, allowing you to quickly generate a structural analysis model based on the geometry defined in the CAD software.
• This method is often used for complex or detailed structures that require precise geometric input.

Using parametric Input Commands

• STAAD Pro allows you to create a structural model by specifying input commands in a text-based format.
• These input commands define the geometric and material properties of the structure, as well as the boundary conditions, loads, and analysis parameters.
• By entering commands manually or by using scripts, you can quickly generate complex models with repetitive elements or specific configurations.
• Parametric input commands offer a flexible and efficient way to create models, especially for experienced users who are comfortable with the syntax and structure of the input language.
• This method is particularly useful for automating the modeling process and for creating variations of a base model through parameterization.

5 Write the steps followed to assign properties in a model.

Ans- Assigning properties to elements in a model in STAAD Pro involves specifying characteristics such as material properties, section properties, support conditions, and other properties relevant to the structural analysis and design. Here are the general steps to assign properties in a model:

1. Open or Create a Model: Launch STAAD Pro and open the existing model or create a new one.

2. Select Elements: Use the selection tools in STAAD Pro to choose the elements (such as beams, columns, braces, etc.) to which you want to assign properties. You can select individual elements or groups of elements depending on your needs.

3. Open Property Dialog: Once the elements are selected, access the property dialog box. This can usually be done by right-clicking on the selected elements and choosing an option like "Assign Properties" or by accessing the properties menu from the toolbar or ribbon interface.

4. Choose Property Type: In the property dialog box, you'll typically have options to assign various types of properties such as material properties, section properties, support conditions, and more. Select the type of property you want to assign from the available options.

5. Specify Property Values: Enter the specific values for the selected property type. For example:

   • If assigning material properties, specify parameters such as Young's Modulus, Poisson's Ratio, density, etc.
   • If assigning section properties, specify parameters such as cross-sectional dimensions, area, moments of inertia, etc.
   • If assigning support conditions, specify parameters such as fixity at the supports (e.g., pinned, fixed, roller), translational and rotational restraints, etc.

6. Apply Properties: Once you've entered the property values, apply the properties to the selected elements. This may involve clicking an "Apply" button or a similar action in the property dialog box.

7. Review and Confirm: Review the assigned properties to ensure they are correct and appropriate for the selected elements. Make any necessary adjustments if needed.

8. Repeat as Necessary: If you have additional elements in the model that require properties to be assigned, repeat the process for those elements as well.

9. Save the Model: Once all properties are assigned, save the model to preserve the changes.

10. Perform Analysis (Optional): Depending on the stage of your workflow, you may proceed to perform structural analysis and design using the assigned properties.

Question 2

1 Name any six design parameter involved in RCC design.

Ans- The six design parameters involved in RCC design

1. Concrete Grade: It refers to the compressive strength of the concrete mix used in the structure. It is typically denoted by a numerical value such as M20, M25, etc. representing the characteristic compressive strength of concrete in MPa at 28 days.

2. Steel Grade: Steel grade represents the yield strength of the reinforcement bars used in the structure. It is specified according to standards such as IS and is denoted by a numerical value such as Fe415, Fe500, etc., representing the characteristic yield strength in MPa.

3. Section Dimensions: Section dimensions refer to the cross-sectional dimensions of structural elements such as beams, columns, and slabs. These dimensions include parameters such as depth, width, and thickness, which influence the structural behavior and load-carrying capacity of the elements.

4. Cover Thickness: Cover thickness refers to the distance between the outer surface of the concrete element (such as a beam or column) and the outermost layer of reinforcement. It is crucial for protecting the reinforcement from corrosion and ensuring adequate bond strength between the concrete and reinforcement.

5. Reinforcement Details: Reinforcement details specify the arrangement and spacing of reinforcement bars within concrete elements. This includes parameters such as bar diameter, spacing, number of bars, and distribution of bars along the length of the element. Proper reinforcement detailing is essential for providing ductility and strength to the structure.

6. Load and Load Combinations: Load and load combinations represent the external forces and loads acting on the structure, including dead loads, live loads, wind loads, seismic loads, etc. These loads are considered in the design process to ensure that the structure can safely support and resist the applied loads without failure.

2 What are the different cursor types available in STAAD Pro?

Ans- In STAAD Pro, cursor types refer to the various modes that control how you interact with the graphical interface and manipulate elements in the model. Different cursor types are available for performing specific actions and commands within the software. Some of them are

1. Select Cursor: The select cursor is the default cursor used for selecting elements in the model. It allows you to click on elements such as nodes, members, plates, etc., to select them for further manipulation or analysis.

2. Pan Cursor: The pan cursor allows you to pan or move the view of the model within the graphical interface. You can click and drag with the pan cursor to shift the view horizontally or vertically.

3. Zoom Cursor: The zoom cursor enables you to zoom in or out on specific areas of the model. You can click and drag with the zoom cursor to create a windowed area to zoom into or out of.

4. Rotate Cursor: The rotate cursor allows you to rotate the view of the model in 3D space. You can click and drag with the rotate cursor to rotate the view around the model's axis.

5. Measure Cursor: The measure cursor is used for taking measurements within the model. It allows you to measure distances between points, angles between lines, and other geometric properties.

6. Sketch Cursor: The sketch cursor is used for drawing or sketching elements directly in the graphical interface. It enables you to create nodes, lines, arcs, and other geometric shapes by clicking and dragging.

7. Manipulate Cursor: The manipulate cursor is used for manipulating selected elements in the model. It allows you to move, rotate, or resize elements by clicking and dragging on specific handles or control points.

8. Text Cursor: The text cursor is used for adding text annotations or labels to the model. It enables you to place text at specific locations within the graphical interface.

3 How will you generate different views for a model? State the steps involved.

Ans- In Staad Pro, to view different views for a model:

1. Open the Model: Launch STAAD Pro and open the model you want to generate views for.

2. Navigate to the View Menu: Look for the "View" menu at the top of the STAAD Pro interface. Click on it to access the view-related options.

3. Select the View Type: In the "View" menu, you'll find various options for different types of views. Common view types include Plan View, Elevation View, 3D View, and Dynamic Rotated View. Choose the view type that you want to generate.

4. Adjust the View Parameters (Optional): Depending on the selected view type, you may have options to adjust parameters such as the orientation, scale, perspective, and visibility of elements. Use the settings provided to customize the view according to your preferences.

5. Generate the View: Once you've selected the view type and adjusted the parameters, click on the option to generate the view. This will update the graphical interface to display the model from the selected viewpoint.

6. Repeat for Additional Views (Optional): If you need to generate multiple views from different perspectives, repeat the above steps for each desired view type. You can generate as many views as needed to visualize the model from different angles or orientations.

7. Save or Export Views (Optional): If you want to save or export the generated views for documentation or presentation purposes, you can do so by capturing screenshots or saving the views as image files. You can use external screenshot tools or built-in features in STAAD Pro to capture and save the views.

8. Review and Modify (Optional): Once the views are generated, review them to ensure they accurately represent the model from the desired perspectives. If needed, you can go back and adjust the view parameters or generate additional views to refine the visualization.

4 Explain the procedure to define a “Simply Supported” condition in STAAD Pro

Ans- A simply supported condition typically means that the element is supported at its ends and is free to rotate and translate.

1. Open the Model: Launch STAAD Pro and open the model for which you want to define support conditions.

2. Navigate to the Support Definitions: In the STAAD Pro interface, locate the "Support Definitions" section. This is typically found in the toolbar or ribbon menu at the top of the interface.

3. Select the Element: Choose the element (such as a beam or column) for which you want to define the simply supported condition. You can select individual elements or groups of elements depending on your needs.

4. Define Support Conditions: Once the element is selected, specify the support conditions to make it simply supported. In the support definitions dialog box or panel, you'll typically see options to set translational and rotational restraints at each end of the element.

5. Set Translational Restraints: For a simply supported condition, the translational restraints (i.e., movement along the X, Y, and Z axes) should be set to "Pinned" or "Free." This allows the element to move freely in translation at the supported ends.

6. Set Rotational Restraints: Similarly, the rotational restraints (i.e., rotation about the X, Y, and Z axes) should be set to "Pinned" or "Free." This allows the element to rotate freely at the supported ends.

7. Apply Support Conditions: Once you've defined the support conditions for the element, apply the changes to finalize the support definition. This typically involves clicking an "Apply" or "OK" button in the support definitions dialog box or panel.

8. Review and Confirm: Review the support conditions you've defined to ensure they accurately represent the simply supported condition for the selected element. Make any necessary adjustments if needed.

5 Name any five topics that you will include while creating DBR.

Ans- When creating a Design Basis Report (DBR) specifically for a structural engineering project using STAAD Pro, you'll want to include detailed information relevant to the software and its capabilities.

1. Software Overview: Provide an overview of STAAD Pro, including its features, capabilities, and limitations. Describe the version of STAAD Pro being used for the project and any relevant updates or patches applied. Include information about the user interface, modeling capabilities, analysis methods, and design functionalities available in STAAD Pro.

2. Modeling Approach: Explain the approach to modeling structural elements and systems using STAAD Pro. Describe the methods for defining nodes, members, supports, loads, and other model components within the software. Discuss best practices for creating an accurate and efficient structural model in STAAD Pro, including considerations for geometric complexity, meshing, and connectivity.

3. Analysis Procedures: Detail the procedures for performing structural analysis in STAAD Pro. Describe the types of analyses available, such as linear static analysis, modal analysis, response spectrum analysis, and time history analysis. Explain how loads are applied, boundary conditions are defined, and analysis results are interpreted within the software. Discuss any assumptions or simplifications made during the analysis process.

4. Design Codes and Standards: Specify the design codes and standards used for structural design within STAAD Pro. Identify the applicable building codes, regulations, and industry standards relevant to the project location and type of structure. Describe how design parameters, load combinations, and safety factors are implemented in accordance with the selected design codes within STAAD Pro.

5. Output Interpretation and Reporting: Explain how analysis and design results are interpreted and reported in STAAD Pro. Describe the types of output generated by the software, including tabular reports, graphical plots, and visualization tools. Discuss how to interpret analysis results such as deflections, forces, stresses, and displacements, and how to use this information to assess the structural performance and safety of the design.

6 Describe the term “Multi material design” of STAAD Pro.

Ans- The term "Multi-material design" in STAAD Pro refers to the capability of the software to handle structural models composed of multiple materials. This feature allows engineers to design structures where different parts are made from different materials, such as reinforced concrete, steel, timber, and composite materials.

In STAAD Pro, multi-material design enables users to:

Assign material properties: Users can assign material properties to different structural elements within the model.

Model composite section: STAAD Pro allows users to create composite sections where different materials are combined to form a single structural element. For example, a concrete beam with a steel reinforcement section can be modeled as a composite section with properties derived from both materials.

Analyse mixed material structures: The software is capable of performing structural analysis on models composed of mixed materials. This includes considering material interactions and compatibility between different materials in the model.

Design optimisations: STAAD Pro can optimize designs considering multiple materials, allowing engineers to find the most efficient and cost-effective solution based on the given design criteria and constraints.

Code compliance: The software ensures that designs comply with relevant design codes and standards for each material type used in the model. It checks for code compliance based on the properties and behavior of individual materials as well as their interaction within the structure.

Detail reporting: STAAD Pro provides detailed reports on the analysis and design results for multi-material structures. This includes information on forces, stresses, deflections, and other relevant parameters for each material type used in the model.

3.

1. Name the structure systems in STAAD Pro? Explain each system?

Ans- 

In STAAD Pro, various structural systems are available for modeling and analyzing different types of structures. Each system represents a specific configuration or arrangement of structural elements within the model. Here are some common structure systems in STAAD Pro, along with explanations for each:

Frame Structure: 

• It represents a 2D structural system consisting of interconnected beams and columns. It is commonly used to model framed structures such as buildings, bridges, and industrial facilities.
• Beams and columns are modeled as one-dimensional members with nodes at their ends. Connections between members are assumed to be rigid, allowing for the transfer of loads and moments between elements.

Truss Structure:

• A truss structure consists of interconnected members arranged in triangular configurations to form a rigid framework.
• Truss structures are known for their lightweight and efficient design, making them suitable for long-span applications such as roofs, bridges, and towers.
• In STAAD Pro, truss elements (also known as member elements) are used to model the individual members of the truss, and they are connected at joints or nodes to form the overall truss structure.

Plate/Shell Structure:

• A plate or shell structure consists of thin, flat elements that resist loads primarily through bending and membrane action.
• Plate and shell structures are commonly used in floors, walls, roofs, and shells of buildings, tanks, and other structures where large-area coverage is required.
• In STAAD Pro, plate elements (also known as surface elements) are used to model plates and shells, and they are defined by their geometry, thickness, and material properties. Plate and shell elements can be combined to model complex three-dimensional surfaces.

Grid Structure:

• A grid structure consists of intersecting members arranged in a regular grid pattern to form a network of interconnected elements.
• Grid structures are often used in industrial buildings, warehouses, and gridshell roofs, where repetitive patterns and uniform load distribution are desirable.
• In STAAD Pro, grid elements (also known as mesh elements) are used to model the intersecting members of the grid, and they are connected at joints or nodes to form the overall grid structure.

Cable Structure:

• A cable structure consists of tensioned cables or ropes supported by anchors or tensioning devices to form a lightweight and flexible structural system.
• Cable structures are used in tensile membrane structures, suspension bridges, cable-stayed bridges, and other applications where long spans and minimal material usage are desired.
• In STAAD Pro, cable elements (also known as cable elements) are used to model the cables or ropes, and they are defined by their geometry, tension forces, and boundary conditions.

2  Explain the coordinate system adopted in STAAD Pro software.

Ans- 

In STAAD Pro, the coordinate system used for modeling and analysis follows a conventional Cartesian coordinate system, which is widely used in engineering and mathematics. The Cartesian coordinate system is a three-dimensional system that defines the position of points in space using three mutually orthogonal axes: X, Y, and Z. Here's an explanation of the coordinate system adopted in STAAD Pro:

1. X-Axis: The X-axis represents the horizontal direction and is oriented along the length of the structure. In STAAD Pro, positive X-direction typically points from left to right, although this orientation can be customized based on user preferences. The X-axis is perpendicular to both the Y-axis and the Z-axis.

2. Y-Axis: The Y-axis represents the lateral direction and is oriented perpendicular to the X-axis. In STAAD Pro, positive Y-direction typically points away from the viewer or observer, although this orientation can be customized. The Y-axis is perpendicular to both the X-axis and the Z-axis.

3. Z-Axis: The Z-axis represents the vertical direction and is oriented perpendicular to both the X-axis and the Y-axis. In STAAD Pro, positive Z-direction typically points upwards, representing the direction of gravity. However, this orientation can also be customized based on user preferences.

Together, the X, Y, and Z axes form a right-handed coordinate system in STAAD Pro, where the direction of positive rotation follows the right-hand rule. This means that if you curl the fingers of your right hand in the direction of rotation from the positive X-axis towards the positive Y-axis, your thumb points in the direction of the positive Z-axis.

3 Elaborate DBR and its uses.

Ans- 

DBR stands for Design Basis Report. It is a comprehensive document prepared during the initial stages of a structural engineering project to establish the foundation for the design process. The DBR outlines the fundamental design criteria, assumptions, standards, and constraints that will govern the structural design and analysis throughout the project lifecycle. Here's an elaboration on DBR and its uses:

1. Establishing Design Criteria: The DBR defines the design criteria for the project, including load assumptions, design codes and standards, material specifications, and performance objectives. This ensures that the design process aligns with the project requirements and industry best practices.

2. Identifying Project Scope and Objectives: The DBR provides a clear understanding of the project scope, objectives, and constraints. It outlines the intended use of the structure, anticipated loads and environmental conditions, and any special considerations that need to be addressed during the design process.

3. Setting Performance Requirements: The DBR establishes performance requirements for the structure, such as strength, stability, durability, and serviceability. It defines the desired level of performance under various loading conditions and ensures that the design meets safety and reliability standards.

4. Selecting Design Methods and Approaches: The DBR outlines the design methods and approaches to be used for structural analysis and design. It may specify the use of analytical methods, numerical simulations, computer-aided design (CAD) software, or other tools to model, analyze, and optimize the structure.

5. Ensuring Code Compliance: The DBR ensures that the design process complies with relevant building codes, regulations, and industry standards. It identifies the applicable design codes and standards for the project location and type of structure and ensures that the design meets or exceeds the specified requirements.

6. Guiding Decision-Making: The DBR serves as a reference document for guiding decision-making throughout the design process. It provides a framework for evaluating design alternatives, assessing risks, and making informed design choices based on project objectives and constraints.

7. Facilitating Communication and Collaboration: The DBR facilitates communication and collaboration among project stakeholders, including engineers, architects, clients, contractors, and regulatory authorities. It ensures that all stakeholders have a clear understanding of the design criteria and objectives and helps to coordinate efforts towards achieving project goals.

8. Providing Documentation and Traceability: The DBR provides documentation of the design rationale, assumptions, and methodologies used throughout the project. It ensures traceability of design decisions and provides a basis for reviewing and verifying the design against the established criteria.

Overall, the DBR plays a critical role in ensuring the success of a structural engineering project by providing a systematic framework for defining design requirements, guiding the design process, and ensuring compliance with industry standards and best practices.

4 Explain the different types of analysis options in STAAD pro.

Ans- 

STAAD Pro offers various types of analysis options to evaluate the behavior and performance of structural models. These analysis options allow engineers to assess the response of structures to different loading conditions and to optimize designs for safety, efficiency, and reliability. Here are the different types of analysis options available in STAAD Pro:

Linear Static Analysis:

• Linear static analysis is the most basic and commonly used analysis option in STAAD Pro.
• It evaluates the response of a structure under static loads, assuming linear material behavior and small displacements.
• Linear static analysis provides information about member forces, support reactions, deflections, and stresses under applied loads.
• It is suitable for assessing the strength and stability of structures under typical service loads.

Linear Dynamic Analysis:

• Linear dynamic analysis evaluates the dynamic response of a structure subjected to time-varying loads or dynamic excitations such as seismic or wind loads.
• It considers the effects of inertia, damping, and stiffness on the structural response.
• Linear dynamic analysis provides information about dynamic displacements, accelerations, modal frequencies, and mode shapes.
• It is useful for assessing the structural response to transient or periodic loads and for determining natural frequencies and modes of vibration.

Nonlinear Static Analysis:

• Nonlinear static analysis evaluates the response of a structure under static loads considering nonlinear material behavior or geometric effects.
• It accounts for large displacements, large strains, material nonlinearities (such as plasticity or creep), and geometric nonlinearities (such as large deformations or buckling).
• Nonlinear static analysis provides information about member forces, support reactions, deflections, and stresses under nonlinear conditions.
• It is suitable for analyzing structures with nonlinear behavior or under extreme loading conditions where linear analysis assumptions may not be valid.

Nonlinear Dynamic Analysis:

• Nonlinear dynamic analysis evaluates the dynamic response of a structure considering both time-varying loads and nonlinear effects.
• It accounts for the combined effects of inertia, damping, stiffness, material nonlinearities, and geometric nonlinearities on the structural response.
• Nonlinear dynamic analysis provides information about dynamic displacements, accelerations, modal frequencies, and mode shapes under nonlinear conditions.
• It is useful for assessing the dynamic behavior of structures subjected to severe loading events such as earthquakes or explosions.

Buckling Analysis:

• Buckling analysis evaluates the stability of structures by predicting the critical buckling loads and modes of failure.
• It considers the effects of compressive loading, imperfections, and geometric nonlinearities on the structural stability.
• Buckling analysis helps identify potential modes of failure and assesses the adequacy of structural members to resist buckling under various loading conditions.

5 Explain the difference between Fixed and Fixed But condition.

Ans- 

In structural engineering, "Fixed" and "Fixed But" are conditions used to define support conditions for structural elements such as beams, columns, and plates. While both conditions indicate that an element is fully restrained at a support, there is a slight difference between them, especially in STAAD Pro:

Fixed:

• When an element is assigned a "Fixed" support condition, it means that the element is completely fixed or immovable in all translational and rotational degrees of freedom at the support location.
• In STAAD Pro, a fixed support condition restricts all translational and rotational degrees of freedom (movement along X, Y, and Z axes and rotation about X, Y, and Z axes) at the support node.
• This condition is commonly used to represent rigid supports such as fixed walls or foundations where the structure is fully anchored and cannot move or rotate.

Fixed But:

• The "Fixed But" condition, sometimes also referred to as "Fixed But Free" or "Partially Fixed," indicates that an element is fixed or restrained in certain degrees of freedom but free to move or rotate in others.
• In STAAD Pro, a fixed but condition allows the user to specify which degrees of freedom are fixed and which are free at the support node.
• For example, a beam may be fixed against translation in the vertical direction (Y-axis) but allowed to rotate freely at the support, representing a roller support condition.
• The "Fixed But" condition provides flexibility in modeling supports with partial constraints, allowing engineers to represent various support conditions accurately.

Practical 
1. Create a STAAD Model with the following Specification
a. A beam of span 16m
b. Support : Fixed on one end and Roller support (Horizontal) on the other end
c. A point load of 50 kN at the mid-point
d. Draw SFD and BMD using software

Ans- To create a Staad model with the specifications given:

• Create a new file and name it as Challenge 1
• Next after saving the file. Go to Modelling> Geometry. Assign the coordinates using cartesian system. By specifying the length as given.
• Apply supports under general tab (one fixed and other as roller support)
• Apply material as concrete as given
• Under property tab specify YD and ZD as 0.25m
• Next under load and definition, Specify point load as 50kN at mid point i.e 8m as shown

• Under analyse/print click on perform analysis, print option as no print to avoid errors during run anaysis.

• Now Run Analysis under Analyse (Ctrl + F5)

• We got zero error. Hence our staad model is ok.
• We got the SFD and BMD using Staad Pro software.
• If not visible, scale the diagram.

Result- We have come to the conclusion that the above file is correct as there is zero error and we have got the post processing file.

The Staad file is also attached.