SAPFire Analysis Engine
CSI Solvers have been tried and tested by the industry for over 45 years. The SAPFire Analysis Engine can support multiple 64-bit solvers for analysis optimization and perform both eigen analysis and Ritz analysis. Parallelization options are available to take advantage of multiple processors.

Completely Customizable Graphical User Interface

Utilize Interactive Design Capabilities to Maximize Efficiency
Design of steel frames, concrete frames, concrete slabs, concrete shear walls, composite beams, composite columns and steel joists can be performed based on a variety of US and international design codes.

Interactive Database Editing
CSI software stores model data and other information in database tables which may be edited directly through interactive database editing. This powerful feature allows models to be developed or edited quickly.
Design Codes
Supported Design Codes

BIM Interoperability
Trusted worldwide
Built on engineering standards structural firms rely on
ETABS is backed by decades of validated analysis and design workflows used by structural engineers around the world.
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