This House Project Work Breakdown Structure is a popular productivity technique for breaking down large projects into smaller tasks. Typically, this tool is used in project management and systems engineering. Modify this House Project Work Breakdown Structure Template to create your own WBS. A work breakdown structure begins with a large project or goal and divides it into smaller, more manageable pieces that can be evaluated and assigned to teams. A work breakdown structure (WBS) focuses on deliverables or concrete, measurable milestones rather than individual actions that must be taken to complete a project.