Seismic Analysis
Applies To
Product(s):
STAAD.Pro
Version(s):
All
Environment:
N/A
Area:
Analysis Solutions
Subarea:
Seismic Analysis Solutions
Original Author:
Bentley Technical Support Group
This page contains Wikis related to various Seismic Code Implementations.
General error with models having ST 3 parameter in IS:1893 seismic definition
Error ST seismic parameter is missing
Torsion consideration in IS 1893-2002 seismic analysis
Calculation of Seismic Load generation by Rayleigh frequency
Use of GL parameter in IS893(Part-1)-2016 seismic analysis
Consideration of minimum base shear criteria in Vertical Seismic Load generation in IS1893(Part-1)-2016
Consideration of Minimum Base shear in IS1893(Part-1)-2016 seismic analysis
Consideration of Rotational Mass in the analysis
IS 1893-1 2002 Story Drift
Major changes observed in IS 1893(Part-1)-2016 compared to the 2002 version of the code
Torsional Consideration in IS1893 (Part-1) 2016 Equivalent Static Analysis
Types of Irregularities as per IS 1893(Part-1)-2016 evaluated in STAAD.Pro CE
Use of DX and DZ parameter in IS1893(Part-1)-2016 seismic analysis
Colombian Seismic Verification Example
Use of HT parameter in IS1893(Part-1)-2016 Seismic
Vertical earthquake shaking in the analysis as per IS1893(Part-1)-2016
Where do the value of Ta and Tb derived from
ERROR THE RAYLEIGH FREQUENCY 1.13523E-06 IS LESS THAN 0.00001 FOR LOAD
Mismatch between manual and STAAD calculated Ah value
NO LOADING DEFINED FOR UBC LOAD. RUN TERMINATED
Seismic analysis of a large dia pipe
ERROR - EITHER NA OR NV FACTOR HAS NOT BEEN SPECIFIED
Significance of the Rw Value in the UBC code
Seismic forces calculation as per ASCE equation
WARNING IF THIS UBC/IBC ANALYSIS HAS TENSION/COMPRESSION
Base shears, reactions, moments all reported as zeros for generated seismic load case