🏗️ SHA Construction Estimator
↖ Select
+ Add footing
▦ Footing grid
✥ Move
⧉ Copy
✕ Delete
📐 Line
▢ Rect
○ Circle
↶ Undo
↷ Redo
⊞ Grid
⊡ Reset view
Foundation
Column
Grade Beam
Belt Beam
Brickwork
Plastering
Top view (2D)
3D view
Left-drag rotate · scroll zoom · right-click drag pan