• ERROR - EITHER NA OR NV FACTOR HAS NOT BEEN SPECIFIED

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solutions Subarea: Seismic Analysis Original Author: Abhisek Mandal, Bentley…

  • Seismic analysis of a large dia pipe

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solutions Subarea: Seismic Analysis Original Author: Abhisek Mandal, Bentley…

  • Why I am getting these errors? *ERROR* NO UNSUPPORTED MASSES ENTERED - CHECK DENSITIES *** ERRORS IN SOLVER *** Please can anyone help me!

    INPUT WIDTH 79 UNIT METER KN JOINT COORDINATES 1 0 0 0; 2 3.00001 0 0; 3 6.00001 0 0; 4 9.00002 0 0; 5 12 0 0; 6 0 3.00001 0; 7 3.00001 3.00001 0; 8 6.00001 3.00001 0; 9 9.00002 3.00001 0; 10 12 3.00001 0; 11 0 6.00001 0; 12 3.00001 6.00001 0; 13 6.00001…

  • Why I am getting these errors? *ERROR* NO UNSUPPORTED MASSES ENTERED - CHECK DENSITIES *** ERRORS IN SOLVER *** Please can anyone help me!

    INPUT WIDTH 79 UNIT METER KN JOINT COORDINATES 1 0 0 0; 2 3.00001 0 0; 3 6.00001 0 0; 4 9.00002 0 0; 5 12 0 0; 6 0 3.00001 0; 7 3.00001 3.00001 0; 8 6.00001 3.00001 0; 9 9.00002 3.00001 0; 10 12 3.00001 0; 11 0 6.00001 0; 12 3.00001 6.00001 0; 13 6.00001…

  • No uplift while doing Response Spectrum Analysis

    While analyzing a structure for response spectrum seismic loading the response(base reactions, member end forces, etc.), comes to be in absolute value. This is due to the fact that the responses coming out of several modes are combined by using some predefined…

  • Types of Irregularities as per IS 1893(Part-1)-2016 evaluated in STAAD.Pro CE

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solutions Subarea: Seismic Analysis Original Author: SANJIB DAS, Bentley Technical…

  • Major changes observed in IS 1893(Part-1)-2016 compared to the 2002 version of the code

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Bentley Technical…

  • Seismic Evaluation of the Cooper River Bridge (by SC Solutions, Inc., California)

    Seismic Evaluation of the Cooper River Bridge (by SC Solutions, Inc., California) The design of the new Cooper River cable-stayed bridge in Charleston, South Carolina, was analysed by SC Solutions, California, using ADINA. The structure has a main span…

  • Seismic Isolation of the Aurora Bridge

    Seismic Isolation of the Aurora Bridge In modern earthquake engineering, design for seismic isolation has become increasingly important for the prevention of devastating damage in a major earthquake. One effective and practical method for seismic isolation…

  • Creation of Static Seismic and Response Spectrum load cases in STAAD.Pro Physical Modeler (SPPM)

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Support Solutions Subarea: Physical Modeling workflow Original Author: SANIB DAS, Bentley…

  • Consideration of minimum base shear criteria in Vertical Seismic Load generation in IS1893(Part-1)-2016

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Global Technical…

  • Consideration of Minimum Base shear in IS1893(Part-1)-2016 seismic analysis

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Global Technical…

  • Use of HT parameter in IS1893(Part-1)-2016 Seismic

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Global Technical…

  • Use of DX and DZ parameter in IS1893(Part-1)-2016 seismic analysis

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solutions Subarea: Seismic Analysis Original Author: SANJIB DAS, Global Technical…

  • Use of GL parameter in IS893(Part-1)-2016 seismic analysis

    Applies To Product(s): STAAD.Pro Version(s): ALL Environment: ALL Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Global Technical…

  • RAM Frame - Joint Shape Warning for Braced Frame

    I'm getting some conflicting graphical information and output. I'm designing a special concentrically braced frame (SCBF) with wide flange beams and columns and HSS braces. The frame column webs are oriented in the plane of the frame and all beam and…

  • Vertical earthquake shaking in the analysis as per IS1893(Part-1)-2016

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Seismic Analysis Original Author: SANJIB DAS, Bentley Global…

  • Torsional Consideration in IS1893 (Part-1) 2016 Equivalent Static Analysis

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solutions Subarea: Seismic Analysis Original Author: SANJIB DAS, Bentley Global…

  • Direction Factor (f1, f2 and f3) for Response Spectrum load case for IS 1893(Part-1)-2016

    Applies To Product(s): STAAD.Pro Version(s): All Environment: N/A Area: STAAD.Pro Analysis Solution Subarea: Response Spectrum Analysis Original Author: SANJIB DAS,…

  • Design parameters of SEISMIC as per Section 12 of IS 800 in Staad pro.

    Dear sir, When we design steel structures using Indian standard IS 800, If Design parameters of SEISMIC as per Section 12 of IS 800 will be checked as follows: At the same time, Response spectrum analysis had already been performed in model. But…

  • Having Doubt in STAAD Seismic Analysis for New Zealand Project

    Currently Working on Pipe rack Design for the New Zealand site. And I want to do Seismic analysis for the pipe rack. I have seen the seismic code list which is available in software. New Zealand Seismic code is not available in code list then how we can…

  • Ram Elements Spectral Acceleration

    Does anyone know how Ram Elements calculates Computed Spectral Values when doing a seismic Response Spectrum analysis? Given an input seismic response spectrum (a table of structural period and related seismic accelerations) In Ram Elements outputs…

  • RAM SS Seismic Stability Coefficient Calculation

    Hi - I was hoping that someone would have some further information on how RAM Frame calculates the seismic stability coefficient (theta). When I do a quick hand check of the numbers given in the report, I find that the reported thetas are significantly…

  • Webinar: Design Concrete Structures with Confidence - Comply with Seismic Requirements

    Join our webinar on 14 September, 11AM SGT to learn : Analysis, design, and detailing of Concrete Structures using Structural WorkSuite in compliance with seismic requirements . In this webinar, we will showcase: Seismic Analysis methods Mass…

  • Controlling Fundamental Building Period

    I am running the seismic analysis for a 3 story structure and have questions about how to determine the appropriate building period to use for the seismic analysis. Gravity system is typical steel frame, with composite slab/framing at 2nd and 3rd Floors…
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