A Gantt chart that only shows task bars is a calendar with extra steps. The most useful Gantt charts communicate sequence, risk, status, and responsibility at a glance — without opening a single report. Here are the seven elements that separate a working Gantt chart from a decorative one.
1. Task Bars
Each task is represented by a horizontal bar whose length equals the task duration. The bar starts on the task's start date and ends on its finish date. Color-coding by status, resource, or phase lets you read the chart at a glance — Maverick lets you configure bar colors per project so the color scheme matches your team's conventions.
2. Dependency Arrows
Dependency arrows connect tasks that must happen in sequence. A Finish-to-Start arrow runs from the right edge of one bar to the left edge of the next. When dates shift, arrows reposition automatically, showing how changes ripple through the schedule without any manual redrawing. A chart without dependency arrows is just a list of dates — it can't show you the logic that connects them.
3. The Critical Path
The critical path is the sequence of tasks with no scheduling flexibility. A delay on any one of them delays the project finish date by exactly the same amount. Maverick highlights critical path tasks in a distinct color so you can focus attention and risk management where it matters most. If the critical path isn't visible, there's no way to tell which schedule slips are dangerous and which are harmless.
4. Milestones
Milestones are zero-duration markers for significant project events — a contract signature, a design freeze, a product launch. They appear as diamonds on the Gantt chart. Milestones don't consume time or resources, but they anchor the schedule to real-world commitments and deadlines. Stakeholders reading the chart can immediately see where the key checkpoints are without reading the task list.
5. The Baseline
The baseline is a snapshot of the planned schedule captured at project start. Maverick displays baseline bars in a muted color behind or below the current bars. When current bars extend past baseline bars, you have schedule slip — visible at a glance without running a variance report. A chart without a baseline can only tell you where you are, not how far you've drifted from plan.
6. Today's Date Line
A vertical line marking today's date runs across the Gantt chart. Tasks to the left of the line should be complete or in progress; tasks to the right are upcoming. Any bar that extends past today but has a status of Not Started is immediately visible as at-risk work. The today line turns the Gantt from a static plan into a live status view.
7. Resource Assignments
Displaying assigned resource names on or beside each task bar eliminates the need to cross-reference the task grid. Maverick can label each bar with the primary resource name, making it easy to spot who is responsible for which work and where one person is stretched across multiple simultaneous tasks. This one addition makes the Gantt chart a handoff tool, not just a planning artifact.