Altair S-TIMBER 2026.0

Altair S-TIMBER

 

Altair S-TIMBER is a powerful, all-in-one solution specifically engineered for the structural analysis and design of mass timber buildings and hybrid structures. In an era where sustainable construction and mass timber are revolutionizing the building industry, S-TIMBER provides engineers with a dedicated tool that understands the unique behavior of wood—its anisotropy, moisture effects, creep, and connection behavior—while seamlessly integrating with concrete and steel elements in hybrid structures.

Version 2026.0 continues Altair’s commitment to engineering excellence, offering built-in automation for rapid model creation, comprehensive section and material property calculators, linear and nonlinear analysis capabilities, vibration analysis, response spectrum analysis (RSA), and automated code compliance checking. For engineers embracing the timber revolution, S-TIMBER delivers the precision, efficiency, and confidence that modern mass timber design demands.

 

🏗️ Primary Users

This specialized structural engineering software is designed for:

• Structural Engineers & Timber Designers analyzing and designing mass timber buildings and hybrid structures.

• Architects & Building Designers working with cross-laminated timber (CLT), glulam, and other engineered wood products.

• Construction Engineers & Project Managers overseeing mass timber construction projects.

• Sustainable Design Specialists optimizing timber structures for environmental performance and code compliance.

• Academic Researchers & Educators studying timber behavior and teaching modern wood design principles.

 

 

⚡ Key Features & Capabilities

🌲 Mass Timber-Specific Design

Engineered Wood Products:

• Cross-Laminated Timber (CLT) panels and assemblies

• Glulam (Glued Laminated Timber) beams and columns

• Laminated Veneer Lumber (LVL)

• Parallel Strand Lumber (PSL)

• Nail-Laminated Timber (NLT)

• Dowel-Laminated Timber (DLT)

• Plywood and OSB panels

Timber Behavior Modeling:

• Anisotropic material properties

• Moisture content effects

• Creep and duration of load factors

• Size effect adjustments

• Temperature and fire considerations

🏗️ Hybrid Structure Integration

Multi-Material Modeling:

• Timber elements with steel connections

• Timber-concrete composite floors

• Timber frames with concrete cores

• Steel-timber hybrid systems

• Reinforced concrete foundations for timber structures

Seamless Integration:

• Unified workflow for hybrid buildings

• Consistent load transfer between materials

• Interface behavior modeling

• Connection design integration

⚡ Comprehensive Analysis Capabilities

Linear Analysis:

• Elastic behavior for serviceability checks

• Load distribution and member forces

• Deflection and drift calculations

• Support reactions and foundation loads

Nonlinear Analysis:

• Material nonlinearity for timber behavior

• Geometric nonlinearity for slender members

• Connection nonlinearity and semi-rigid behavior

• Progressive collapse assessment

Dynamic Analysis:

• Modal analysis for natural frequencies

• Response Spectrum Analysis (RSA) for seismic design

• Time history analysis for complex dynamic loads

• Vibration analysis for floor systems

Vibration Analysis:

• Floor vibration serviceability

• Human-induced vibration assessment

• Walking excitation analysis

• Vibration comfort criteria compliance

🔧 Built-In Automation

Rapid Model Creation:

• Automated generation of timber framing

• CLT panel layout optimization

• Floor and roof system creation

• Wall panel arrangement

Section Property Calculator:

• Built-in calculation of timber section properties

• CLT layup definition and analysis

• Glulam section grading

• Custom section definition

Material Property Calculator:

• Timber grade properties from database

• Adjustment factors for service conditions

• Moisture content adjustments

• Duration of load factors

📋 Code Compliance Validation

Regional Design Standards:

• US: National Design Specification (NDS) for Wood Construction

• Canada: CSA O86 Engineering Design in Wood

• Europe: Eurocode 5 (EN 1995)

• Other international timber codes

Code Checks:

• Member strength and stability

• Deflection and serviceability

• Connection design verification

• Fire resistance assessment

• Vibration serviceability

Automatic Updates:

• Design checks update when model changes

• Consistent compliance across design iterations

• Real-time feedback on code compliance

• Comprehensive verification reports

📊 Design Report Exports

Comprehensive Documentation:

• Member design summaries

• Code check results with references

• Material quantities and takeoffs

• Connection design details

• Vibration analysis reports

Customizable Reports:

• User-defined report formats

• Include calculations and code clauses

• Graphics and visualizations

• Multiple export formats (PDF, Word, Excel)

🔗 Integration with Engineering Workflows

S-FRAME Compatibility:

• Seamless integration with Altair S-FRAME Analysis

• Consistent modeling environment

• Shared material and section libraries

• Unified analysis and design workflow

Third-Party Integration:

• Import from common structural analysis tools

• Export to BIM platforms

• Data exchange with detailing software

• Interoperability with other Altair products

🆕 What’s New in Version 2026.0

• Enhanced CLT Modeling – Improved panel layout and optimization tools

• Expanded Code Coverage – Latest updates to NDS, CSA O86, and Eurocode 5

• Nonlinear Analysis Updates – Better convergence for timber-specific behavior

• Vibration Analysis Enhancements – Improved human-induced vibration assessment

• Hybrid Structure Tools – Enhanced timber-concrete composite modeling

• Report Generation Upgrades – More comprehensive and customizable reports

• UI/UX Refinements – Streamlined workflow with timber-specific workspace

• Performance Optimizations – Faster analysis for large timber buildings

• Stability Improvements – Bug fixes and reliability enhancements