CLASS
All
STEEL_GIRDER
STEEL_BEAM
STEEL_COLUMN
RC_GIRDER
RC_BEAM
RC_COLUMN
RC_WALL
MWALL
SHAPES
RC_FOOTING
SLAB
YES
YES
Extend to Secondery Clicked BST Entity.
COMBINE between two BST Entities.
Extend To Secondery Clicked Face.
Grow To Secondery Clicked Face.