The usual format of a milestone chart is that of a timeline that uses various symbols (squares, diamonds, circles etc.) to separate a project schedule into major phases. What is the typical format of a milestone chart? What is a project milestone chart?Ī project milestone chart or milestone schedule is a visual display of important events (also known as milestones) that make up the planned course of a project’s timeline. We’ve also included here a free downloadable milestone chart template that you can customize to build a clear, professionally looking visual mapping of your project. Learn more about what a milestone chart is and how it can be used in project management with the help of our Q&As below. Illustrating planned significant events that are scheduled to occur at a certain time, a milestone chart allows for corrective actions to be taken if the project is falling behind and, thus, ensures that efforts successfully stay on target. A milestone chart helps project or program managers, stakeholders and team members to visualize and easily track the progress of a project.