Your commercial license must be current up to the end of April 2026 at the earliest to be able to use this release.

Version 4.70b is a minor release which includes the following changes:

• Fixed a bug that may cause a crash when using a moving load.
• Clarification of extent of flexural under-reinforcement when using calculation option F1.
• Corrected a potential problem with the generation of CSA S6-06 load distributions.
• Correction to the minimum shear and torsion calculations under ACI 318-19 & ACI 318-25.
Added an Import Loads feature to allow importing load values from a .csv file into a static load group:
Added an Import Loads feature to allow importing load values from a .csv file into a static load group:

Your commercial license must be current up to the end of March 2026 at the earliest to be able to use this release.

Version 4.70a is a maintenance release which includes the following changes:

• Calculation Option D5 will now automatically alter the SLS load combination for deflection using default values. The user can alter these values to suit their project requirements.
• Option D5 will now control the inclusion of wind in the net total deflection and the span to deflection ratio.

Your commercial license must be current up to the end of February 2026 at the earliest to be able to use this release. You WILL need to uninstall any previous versions of Concise Beam before installing this latest release.

Version 4.70 is a major release which includes the following changes:

• Added support for CSA A23.3-24.
• Added support for CSA S6-25.
• Added support for ACI 318-25.
• Added support for ACI 319-25 as an calculation option (G2) when using ACI 318-25. This calculation option will continue to use the recommendations in the PCI Standard Design Practice document for earlier releases of ACI 318.
• Added batch analysis facility to generate Summary Reports.
• Added a calculation option, S14, to control the inclusion of a clamping force due to dead load for interface shear.
• Updated the reinforcing development length report.
• A new file format has been created for the problem files to accommodate additional data used by the program. It still uses the *.con extension but cannot be read by versions of Concise Beam prior to version 4.70. Version 4.70 will read files created by Concise Beam version 2.x, 3.x, and all prior versions of Concise Beam 4.x. Files will now be saved in the new file format.

Your commercial license must be current up to the end of December 2025 at the earliest to be able to use this release. You do not need to uninstall any previous versions of Concise Beam before installing this latest release.

Version 4.67a is a maintenance release which includes the following changes:

• Adjusted the torsion calculations for non-typical cross-sections.

Concise Design Solutions Limited is excited to announce the acquisition of Concise Beam, a state-of-the-art precast and precast/prestressed concrete beam design solution, from Black Mint Software Inc. Concise Beam has been trusted by countless firms, engineers, and precasters for over three decades. Since the early 1990s, it has remained a leading choice in the market, assisting with the design of a wide range of structural elements across thousands of successfully completed projects around the world.

• Customer Experience: Existing Concise Beam customers can expect the same high level of service, support, and product continuity they received from Black Mint Software Inc. Concise Design Solutions is committed to honouring existing licenses and Concise Beam's continuous development.
• New Customers: Concise Design Solutions will continue to welcome new customers and provide the same robust product capabilities and support that have defined Concise Beam.

Next Steps

Concise Design Solutions will communicate any operational changes, support contacts, and product updates directly to customers in the coming weeks.

For immediate questions or support, please see the Contact page for ways to connect with us.

We look forward to building on Concise Beam's legacy and investing in its future development and support.