3D Real Bridge Simulator - Pro FEA Physics Engine

Classic Truss Presets

Smart Snap Alignment (Auto-Snap) Show Stick Lengths & Force Arrows Enable Wood Stress Sound (Physical Audio)

45.0 cm

15.0 kg

Defaults are textbook estimates. Snap a real stick / pull a real glue joint and plug in your own numbers to make this match your physical build.

Wood Modulus E GPa

Flexural Yield σ MPa

Glue Joint Capacity kgf

Check out-of-plane buckling (no lateral cross-bracing assumed — this model is 2D)

Tension Compression Buckling Limit

Build Mode: structure is rigid and ready. Click "Start Ultimate Load Test" to apply force. Current Load: 0.0 kg

True Ultimate Failure Load

True fracture point of the 3D dual-truss system

-- kg

Highest-Stress Member

First-to-Fail Member

Structural Optimization Suggestions

Build a truss frame above to support the main span base stick.