119.5 Major Milestones

All project schedules include major milestones. These major milestones are shown with MM next to their name. The Major Milestones shall have zero duration and the milestone name shall not be modified.

If a Major Milestone is determined to not be necessary for a project the Major Milestone may be deleted or inactivated on the schedule. If a Major Milestone is deleted the schedule should be revised for any tasks that had the Major Milestone as a predecessor.