Trim Root Ball is available from the Create Root Ball menu.
The line of trees below adjoins a road within in which services main run and the inital Create Root Ball command shows the Root Balls extending below the road.
A new Root Barrier is subsequently created along the road to the north and east of the line of trees.
When Trim Root Balls is run each of the trees are selected in turn and the existing Root Balls are trimmed to the new Root Barrier.
The resultant Root Ball is clipped to the new Root Barrier.
Massing after the Trim Root Balls utility displayed in 3D view..
