26.2.0

Released 3-Feb-2025

Release Notes

Analysis

26.2.0_SAP_link_elements_large_displacements

Greater control over link-elements in models with large displacements has been added. This new behavior applies to nonlinear static, direct-integration, and staged-construction load cases where the geometric nonlinearity parameter has been set to P-Delta plus Large Displacements.

Design

26.2.0_SAP_EN1993-1-1:2022_steel_frame

Steel frame design according to EN 1993-1-1:2022 has been added.

26.2.0_SAP_design-requests_eurocode2-2024_concrete_shell

Design requests and overwrites have been added for Eurocode 2-2004 concrete shell design.

Database Tables

26.2.0_SAP_tables_floor_vibration_analysis

Input and output tables have been added for the floor vibration analysis feature.

Documentation

26.2.0_SAP_analysis_reference_manual

The CSI Analysis Reference Manual has been updated to include content for minor existing features that were previously only described in the Help, as well as for style and improved ability to search within the PDF file.

26.0.0 | 26.1.0

Released 25-Oct-2024

Release Notes

Structural Model

26.0.0_SAP_sumitomo_damper

A new link property Sumitomo Viscoelastic Damper has been added to represent high-damping rubber vibration control damper devices produced by Sumitomo Rubber Industries.

Frame Design

26.0.0_SAP_concrete_frame_ACI_350-20

ACI 350-20 concrete frame design has been added.

Shell Design

26.0.0_SAP_shell_ACI_350-20

ACI 350-20 concrete shell design has been added.

Output and Display

26.0.0_SAP_color_contours

Frame force/moment diagrams can now be displayed with colored contours.

Application Programming Interface (API)

26.0.0_SAP_api_.NET8

The SAP2000 API has been updated to support .NET 8.

25.3.0 | 25.3.1

Released 11-Jul-2024

Release Notes

Database Tables

25.3.0_SAP_table_steel_frame_deflection

A new database table containing steel frame design deflection check details has been added.

Import and Export

25.3.0_SAP_import_polyface_mesh_obj

DXF files containing polyface mesh objects can now be imported as frames, shells, and/or solid objects.

25.2.0

Released 29-Mar-2024

Release Notes

Structural Model

25.2.0_SAP_serviceability_asses_steel_floor_sys

Serviceability assessment of steel-framed floor systems subjected to walking vibrations according to AISC Design Guide 11, Chapter 7 has been added.

Design

25.2.0_SAP_steel_codes_API2020_AISC22

Steel frame design has been added according to design codes:
  • API 4F 5th Edition 2020
  • AISC 360-22/AISC 341-22

25.1.0

Released 1-Dec-2023

Release Notes

Introduction

25.1.0_SAP_enhancement_video

Learn more about the latest enhancements in SAP2000 v25.1.0.

Analysis

25.1.0_SAP_modify_functions

Functions can be added or modified after the analysis is run and the model is locked, including those for response-spectrum, time-history, steady-state, and power-spectral density analyses.

Design

25.1.0_SAP_parallelized_frame_design

Frame design has now been parallelized for increased speed. Multiple members can be designed at the same time, while respecting the sequential nature of certain design checks.

Output and Display

25.1.0_SAP_disable_sav_fiber_analysis_resutls

The option to disable saving of individual fiber results for Fiber P-M2-M3 frame hinges is now available. This can significantly reduce disk storage when individual fiber stress-strain results are not needed. Detailed hinge results will still be available, including the state and status of the hinge obtained from the fiber results.

25.1.0_SAP_speed_recovering_results

Performance improvements have been made to improve speed and reduce memory when recovering results

Cloud Sign-in Licensing

25.1.0_SAP_cloud_sign_in_lic

Cloud Sign-in licensing is now available

  1. • Access CSI software using secure user credentials — no more activation keys
  2. • Access licenses anywhere with internet access
  3. • Option to create License Groups to manage who has access to your licenses
  4. • Option to remotely terminate an active license session
  5. • Option to federate your identity provider (IdP), allowing users to use their familiar company credentials instead

Cloud Sign-in Licensing Details

25.0.0

Released 7-Jul-2023

Release Notes

Introduction

25.0.0_SAP_enhancement_video

Learn more about the latest enhancements in SAP2000 v25.0.0.

User Interface

25.0.0_SAP_model_explorer

A tree-structured Model Explorer has been added for faster navigation around the model. This can be used to define and assign properties and loads, review model geometry, control the display, and perform other functions. 

Structural Model

25.0.0_SAP_frame_hinge_assign_presets

Frame hinge assignment presets, including distributed plasticity, are now available.

Loading

25.0.0_SAP_ASCE-7-22_loading

Auto-wind load, auto-seismic load, and response-spectrum functions based on ASCE 7-22 have been added.

25.0.0_SAP_NBCC_2020_loading

Auto-wind load, auto-seismic load, and response-spectrum functions based on NBCC 2020 have been added.

25.0.0_SAP_NBCC_2015_auto_wind_rough_terrain

Auto-wind loading according to NBCC 2015 now handles the dynamic procedure for open and rough terrain.

Design

25.0.0_SAP_AS-4100-2020_steel_design

AS 4100-2020 steel frame design is now available.

Data Files

25.0.0_SAP_JTJ/T-483-2020_chinese_mat

JGJ/T 483-2020 high-strength steel materials have been added to the Chinese material library.

Database Tables

25.0.0_SAP_detailed_data_single_row

Detailed data for a single database table row is now available.

24.2.0

Released 15-Feb-2023

Release Notes

Frame Design

24.2.0_SAP_crack-width_euro_2-2004

A new crack-width (serviceability) design or check has been added to the Eurocode 2-2004 and Italian NTC 2008 codes. This feature is available for beam (M3) design and for the design or check of column reinforcement.

24.2.0_SAP_concrete_design_euro_opt_DCM

For concrete beam design code "Eurocode 2-2004", tan(theta) is optimized for DCM and DCL frames per EN 1998-1:2004 under seismic load.

Import and Export

24.2.0_SAP_IFC_import_export_improvements

Multiple improvements have been made to the import and export of IFC files.

Application Programming Interface (API)

24.2.0_SAP_api_python_iron-python

Multiple enhancements have been made to the API, including improved documentation and examples for working with Python and IronPython.

24.1.0

Released 12-Oct-2022

Release Notes

Frame Design

24.1.0_SAP_c1,c2,c3_calcs

The calculation of the C1, C2, and C3 factors has been improved, and more control has been provided, for the following codes and types of design:
  • Steel frame design per Eurocode 3-2005, Italian NTC 2008, and Italian NTC 2018
  • Cold-formed steel frame design per Eurocode 3 1-3 2006
  • Aluminum frame design per EN 1999:2007

Concrete Shell Design

24.1.0_SAP_concrete_shell_design_euro_2-2004

Concrete shell design per Eurocode 2-2004 now includes a check for cracking in concrete and also the design of transverse shear reinforcement in accordance with Annex LL of Eurocode 1992-2:2005.

Structural Model

24.1.0_SAP_property_libraries

New and updated property libraries:
  • • New Indian frame-property library for steel sections
  • • Updated Chinese frame-property library
  • • New Canadian material-property library

24.1.0_SAP_viscous_dampers_fixed_length

Viscous dampers now support a fixed-length option to handle the change in stiffness due to inserting fixed-length devices into structural members of varying lengths.

Output and Display

24.1.0_SAP_display_NL_hinger_state

Improved display of nonlinear hinge states and statuses.

Import and Export

24.1.0_SAP_xRevit_enhancements

Several enhancements have been made to the connection with Revit, including support for analytical links, structural column cardinal-point offsets, and the handling of vertical walls with sloping bases. These require the use of CSiXRevit 2023 with Revit 2023.

Application Programming Interface (API)

24.1.0_SAP_API_multi_instances_plugins_speed

The Application Programming Interface (API) now offers more control for connecting to multiple instances of SAP2000, a new interface to simplify the development of plugins, and speed enhancements for external .NET clients.

24.0.0

Released 11-Mar-2022

Release Notes

Design

24.0.0_SAP_CSA_A23.3-19_concrete_frame

The CSA A23.3-19 code has been added for concrete frame design.

The CSA S16-19 code has been added for steel frame design.

24.0.0_SAP_euro_shell_design

Concrete shell design per Eurocode 1992-1-1:2004 has been enhanced, including the ability to set design preferences and national annexes, improved iteration for determining the optimum amount of reinforcement, handling of variable-thickness shells, and the presentation of detailed results in tabular form.

Analysis

24.0.0_SAP_AS3600-2018_time_dep_mat

Time-dependent behavior of concrete has been added for the AS3600-2018 code, including creep, shrinkage, and age-dependent stiffness.

24.0.0_SAP_disable_bending_channel

The ability to enable/disabled the coupling between major bending, shear V2, and torsion is now available for channel and general sections.

23.3.0 | 23.3.1

Released 24-Sep-2021

Release Notes

Design

23.3.0_SAP_alum_eurocode9

Aluminum frame design has been added according to Eurocode 9.

23.2.0

Released 19-May-2021

Release Notes

Analysis

23.2.0_SAP_performance_improvements

Performance has been improved for models with frame elements in the presence of many load patterns. This includes speed increases in stiffness formation, event determination, and state-update operations. Nonlinear static, staged-construction, and nonlinear direct-integration time-history load cases will benefit the most.

23.2.0_SAP_avx2

The consistency of analysis results has been improved on Intel and AMD CPUs with an AVX2 instruction set, which includes most CPUs released in 2015 or later. This only affects sensitive or poorly conditioned models.

Design

23.2.0_SAP_us2020_alum_design

Aluminum frame design has been added according to the US 2020 Aluminum Design Manual. 

Database Tables

23.2.0_SAP_multi-threading

Performance improvements, by means of multi-threading, have been made for the recovery of results for frame hinge response tables.

23.1.0

Released 15-Mar-2021

Release Notes

Design

SAP2000 v23.1.0 Enhancements Design

An improvement has been made to more accurately determine the braced segment end moments for steel frame design according to Eurocode 3, NTC 2008, and NTC 2018.

Application Programming Interface (API)

SAP2000 v23.1.0 Enhancements Application Programming Interface (API)

Improved performance and examples for remote API and COM clients.

23.0.0

Released 25-Jan-2021

Release Notes

Introduction

23.0.0_SAP_enhancement_video

Learn more about the latest enhancements in SAP2000 v23.0.0.

Analysis

SAP2000 v23.0.0 Enhancements Analysis

  • Speed improvements made in the recovery of Element Nonlinear Energy by Group and Base Reactions tables for load cases with a large number of output steps.
  •  
  • Speed improvements made for nonlinear static, nonlinear multi-step static, and nonlinear direct-integration time-history cases using the advanced or multi-threaded solvers.

Design

SAP2000 v23.0.0 Enhancements Design

Cold-formed frame design added according to Eurocode 3 1-3:2006.

SAP2000 v23.0.0 Enhancements Design 1

Concrete frame design added according to ACI 318-19.

SAP2000 v23.0.0 Enhancements Design 2

Concrete frame design for seismic beam/column capacity has been expanded to use enhanced moments.

Loading

SAP2000 v23.0.0 Enhancements Loading

Auto-seismic loading and response spectrum function added according to Vietnamese Standard TCVN 9386:2012.

SAP2000 v23.0.0 Enhancements Loading 1

Auto-wind loading, according to NBCC 2015, now handles the dynamic procedure for open and rough terrain.

SAP2000 v23.0.0 Enhancements Loading 2

Auto lateral loading has been added per the Korean KDS 41 17 00:2019 code, including seismic load and response-spectrum functions.

Structural Components

SAP2000 v23.0.0 Enhancements Structural Model

Improvements made to hinge acceptance criteria and status output.

Application Programming Interface (API)

SAP2000 v23.0.0 Enhancements Application Programming Interface (API)

Database tables can now be accessed via the API for both editing and display purposes.

Cloud Licensing

SAP2000 v23.0.0 Enhancements Cloud Licensing

Cloud-based licensing is now standard for SAP2000.

  1. • Cloud-based server requires no setup
  2. • Access licenses outside of company networks and VPNs
  3. • Share licenses between users (non-simultaneous)
  4. • Check-out a license to work offline
Cloud FAQ

22.2.0

Released 20-Oct-2020

Release Notes

Analysis

SAP2000 22.2.0 Enhancements Analysis

  • Speed improvements for nonlinear cases with multi-threaded solver
  • Speed improvements in the recovery of analysis results

SAP2000 22.2.0 Enhancements Analysis 1

Improved handling of equilibrium unbalances and additional controls for non-iterative event-to-event analyses

Design

SAP2000 22.2.0 Enhancements Design

AISI S100-2016 cold formed frame design

SAP2000 22.2.0 Enhancements Design 1

Numerous enhancements made for steel-frame design per the Russian code SP 16.13330.2017

Database Tables

SAP2000 22.2.0 Enhancements Database Tables

Automatic tabular output to multiple files

Modeling

SAP2000 22.2.0 Enhancements Modeling

ASCE 41-17 auto hinges available

22.1.0

Released 6-Jun-2020

Release Notes

Loading

SAP2000 22.1.0 Enhancements Loading

Auto wind loads on area objects can now be distributed to adjoining frames

SAP2000 22.1.0 Enhancements Loading 1

Russian SP 20.13330.2011 expanded to include dynamic wind loading

Modeling

SAP2000 22.1.0 Enhancements Modeling

Nonlinear shell analysis is now possible for metals using von Mises (J2) plasticity in layered shells.

Design

SAP2000 22.1.0 Enhancements Design

  • AA-2015 aluminum design has been added
  • Russian steel frame design has been updated and enhanced to the SP16.13330.2017 code from the 2011 version

Application Programming Interface (API)

SAP2000 22.1.0 Enhancements Application Programming Interface (API)

The API can now start and control instances of SAP2000 on remote computers, including the retrieval of results. This enables distributed processing for running large suites of Performance-based Design histories, extensive parameter studies, and Monte Carlo simulations.

User Interface

SAP2000 22.1.0 Enhancements Graphics

Enhancements made to 2D graphics in DirectX now generate clearer views much faster

SAP2000 22.1.0 Enhancements Graphics 1

Recovery of nonlinear static and direct-integration results has been optimized

22.0.0

Released 15-Jan-2020

Release Notes

Analysis

SAP2000 22.0.0 Enhancements Analysis

Load cases within a single model can now be run in parallel using multiple machines and combined on a single machine

Modeling

SAP2000 22.0.0 Enhancements Structural Model

Parametrically defined detailed foundations, including soil springs, can now be added to a model

21.2.0

Released 15-Nov-2019

Release Notes

Output and Display

SAP2000 21.2.0 Enhancements Results Display & Output

Load combination results are now available on a step-by-step basis for linear load combinations containing one or more stepped load cases

SAP2000 21.2.0 Enhancements Results Display & Output 1

Nonlinear energy component output is now available per group for nonlinear load cases

Analysis

SAP2000 21.2.0 Enhancements Analysis

Analysis errors, warnings, and informational messages are now stored and shown after the analysis completes, as well as accessible via database tables

21.1.0

Released 22-Aug-2019

Release Notes

Output and Display

SAP2000 21.1.0 Enhancements Efficiency

Faster display of results from modal time-history load cases, including FNA, for large models with many modes.

Analysis

SAP2000 21.1.0 Enhancements Analysis

Analysis can now run multiple load cases in parallel. This is particularly efficient for considering large suites of earthquakes in Performance-Based Design.

Design

SAP2000 21.1.0 Enhancements Steel Frame Design

Design by Russian code SP 16.13330.2011 has been significantly expanded and enhanced.

Import and Export

SAP2000 21.1.0 Enhancements External Import/Export

Import of DXF and DWG files now allows multiple drawing layers to be selected for each object type.

21.0.0 | 21.0.1|21.0.2

Released 19-Feb-2019

Release Notes

20.2.0

Released 19-Sep-2018

Release Notes

Design

SAP2000 20.2.0 Enhancements Frame Design

Steel frame design has been added according to the Chinese 2018 code

SAP2000 20.2.0 Enhancements Frame Design 1

Concrete frame design according to IS 456:2000 has been updated for the IS 13920:2016 seismic code

Loading

SAP2000 20.2.0 Enhancements Loading

Auto seismic loading and response spectrum function have been added according to the Turkish Seismic Code (TSC-2018)

Analysis

SAP2000 20.2.0 Enhancements Analysis

20.1.0

Released 4-May-2018

Release Notes

Analysis

SAP2000 20.1.0 Enhancements Analysis

Linear time-history analysis can now be performed in the frequency domain allowing the consideration of frequency-dependent properties, sub-systems, and/or boundary conditions.

Output and Display

SAP2000 20.1.0 Enhancements Results Display & Output

Strain results are now available for shell and solid objects

Database Tables

SAP2000 20.1.0 Enhancements Database Tables

Soil pressure results are now available in the database tables

Design

SAP2000 20.1.0 Enhancements Frame Design

Steel frame design has been added according to the NTC 2018 code

Loading

SAP2000 20.1.0 Enhancements Loading

Auto wind loading, auto-seismic loading, and response spectrum function have been added according to the NTC 2018 code.

SAP2000 20.1.0 Enhancements Loading 1

The Singapore national annex has been added for auto-seismic loading and response spectrum function

Data Files

SAP2000 20.1.0 Enhancements Data Files

New section property libraries have been added for AISC 15 and ASTM A1085

20.0.0

Released 18-Dec-2017

Release Notes

Design

SAP2000 20.0.0 Enhancements Frame Design

Steel frame design according to AISC 360-16 has been added.

Modeling

SAP2000 20.0.0 Enhancements Modeling

An option has been added to control the limiting negative stiffness ratio for frame hinges.

Loading

SAP2000 20.0.0 Enhancements Loading

  • Auto-wind loading according to the ASCE 7-16 code and Korean Building Code (KBC 2016) has been added.

  • Auto-seismic loading according to the ASCE 7-16 code, Korean Building Code (KBC 2016) and IS 1893:2016 code has been added.

  • Automated response spectrum functions according to the ASCE 7-16, Korean Building Code (KBC 2016) and IS 1893:2016 codes have been added.

Analysis

SAP2000 20.0.0 Enhancements Analysis

The effect of reinforcing steel on the axial creep and shrinkage behavior of concrete in columns and walls is now included in the time dependent staged-construction analysis.

SAP2000 20.0.0 Enhancements Analysis 1

A pure event-to-event option has been added for nonlinear static analysis.

19.2.0 | 19.2.1|19.2.2

Released 13-Dec-2017

Release Notes

19.1.0 | 19.1.1

Released 10-May-2017

Release Notes

User Interface

SAP2000 19.1.0|19.1.1 Enhancements Graphical User Interface

DirectX

DirectX graphics has been enhanced for quality and speed.

Modeling

SAP2000 19.1.0|19.1.1 Enhancements Modeling

Moment & Shear Releases

Moment and shear releases can now be assigned to the edges of shell-type area objects.

SAP2000 19.1.0|19.1.1 Enhancements Modeling 1

Time-dependent material behavior now available per Eurocode 2-2004, AS 3600-2009, NZS 3101-2006, JTG D62-2004 codes and the GL2000 model. This includes creep and shrinkage strain as well as age-dependent stiffness.

SAP2000 19.1.0|19.1.1 Enhancements Modeling 2

Vietnamese Material Libraries

Vietnamese concrete and rebar material libraries now available.

Analysis

SAP2000 19.1.0|19.1.1 Enhancements Analysis

Convergence behavior of the friction-pendulum and triple-pendulum isolator link elements has been enhanced.

Output and Display

SAP2000 19.1.0|19.1.1 Enhancements Results Display & Output

Time-History Load Cases

Velocity and acceleration response for time-history load cases can now be plotted.

Design

SAP2000 19.1.0|19.1.1 Enhancements Frame Design

Steel Frame Design

Steel frame design per the API RP 2A-WSD 22nd Edition code has been implemented.

Tools

SAP2000 19.1.0|19.1.1 Enhancements Drafting

Measurements

On-screen measuring tools available for measuring length, area, and angles.

19.0.0

Released 18-Nov-2016

Release Notes

Modeling

SAP2000 19.0.0 Enhancements Modeling

Hysteresis Models

New and enhanced hysteresis models for nonlinear materials, hinges and links have been added.

SAP2000 19.0.0 Enhancements Modeling 1

ASCE 41-13 Guidelines

Updated frame hinge definitions follow ASCE 41-13 guidelines. Performance point calculations for pushover curves updated to ASCE 41-13 as well.

SAP2000 19.0.0 Enhancements Modeling 2

PMM Hinge

Parametric P-M2-M3 frame hinge implemented for use with performance-based design and other nonlinear analyses.

Analysis

SAP2000 19.0.0 Enhancements Analysis

Energy Plots

Step-by-step energy plots available for nonlinear direct-integration time-history load cases and for nonlinear static/staged-construction load cases.

SAP2000 19.0.0 Enhancements Analysis 1

Model frame nonlinear hinges as links, allowing for use of nonlinear modal time-history analysis (FNA) for faster analysis.


Size of the saved analysis results files is reduced for multi-step nonlinear static and nonlinear direct-integration time-history load cases.

Loading

SAP2000 19.0.0 Enhancements Loading

NBCC 2015

NBCC 2015 automated wind load, seismic load and response spectrum function added.

User Interface

SAP2000 19.0.0 Enhancements Graphical User Interface

Several edit menu forms enhanced to allow them to remain open for repetitive use with an apply button.

Import and Export

SAP2000 19.0.0 Enhancements Section Designer

Import Geometry

Import geometry from a DXF file into Section Designer.