⚙ EARTHQUAKE TOWER
VIRTUAL TRUSS SIMULATOR
① Place Joints ② Draw Members ③ Hit Simulate
Tools
◉
Place Joint
Snaps to 20 mm grid
╱
Draw Member
Click joint → joint
✕
Erase
Click joint or member
Top Weight:
1.0 kg
0.5 kg
5 kg
Earthquake Level
Inspect Mode
✋ INSPECT FORCES
Trolley position:
0.0 mm
← 25 mm
0
25 mm →
⚡ FIND WORST CASE
Force Display
Compression
—
members being squeezed
Tension
—
members being stretched
Zero force
◉
0
joints
╱
0
members
Physics: Direct Stiffness Method. Balsa 4×4 mm (E=3.4 GPa). Forces: gravity + inertial (trolley accel).
▶ SIMULATE
📐 EXAMPLE
🗑 CLEAR