Effects of flag post / antenna / pillar / board / hording
Any of these on the terrace would increase the height at that point.
Placement of these at any point on the unshaded area should be avoided.
Regular Plot
These may be placed anywhere on the shaded area, however these be at least 3 feet away from any corner
Skewed Plot
These may be placed anywhere on the shaded area, however these be at least 3 feet away from any corner