What Time Is It? Building Your Master Timeline
In our last two posts, we discussed creating your Master Inventory and your Application Inventory—both essential steps in preparing for a data center relocation.
Now it’s time to move forward with the next critical piece of your Move Playbook: the Master Timeline.
Why Your Master Timeline Matters
A Master Timeline isn’t something you create once and forget. For it to be useful, it must be accurate—and accuracy comes from continuous updates. As new information surfaces and assumptions change, your timeline must adapt.
Without a well-maintained timeline, you risk:
- Missed deadlines
- Cost overruns
- Disorganized teams
- Increased downtime risks
Start Simple: Why Spreadsheets Work Best
When building your first iteration, resist the temptation to dive into complex project management tools like Trello, Airtable, Smartsheet, Microsoft Project, or Gantt charts.
Instead, start with a spreadsheet. Here’s why it’s the best tool in the early stages:
- Easy to Share: A read-only version can live in a central location, accessible to anyone.
- Simple to Update: Any device can handle edits, keeping the process agile.
- Built-in Countdown Clocks: Remind stakeholders how many days remain before milestones. Urgency drives progress.
- Straightforward Versioning: Track changes easily for accountability.
- Repurposable: Spreadsheets can be imported into other tools later, making them the foundation of your “truth document.”
The bottom line: spreadsheets give you agility, which is critical to overcoming what we call the “Organizational Coefficient of Drag”—the natural resistance that slows projects inside most organizations.
5 Steps to Building Your Master Timeline
When developing your Master Timeline, focus on the events that matter most. Keep it lean and actionable.
- List What You Know – Document all confirmed milestones.
- Challenge the Dates – Question assumptions to avoid unrealistic deadlines.
- Review Your Cost Model – Ensure budget and timeline align.
- Publish Weekly – Keep your timeline visible, updated, and top-of-mind.
- Be Honest – If a date slips, acknowledge it early. Don’t hide delays.
Plan with Confidence
Your Master Timeline is more than just a schedule—it’s the backbone of your data center move planning process. Done right, it provides clarity, reduces surprises, and keeps the entire project on track.
Get Expert Help
Electronic Transport Corp. has over 20 years of experience helping organizations design and maintain accurate Master Timelines for complex data center moves.
📞 Contact us today for a free, no-obligation consultation and let us help you build a timeline that keeps your move on time, on budget, and stress-free.

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