Enter the covered area and house details below. Review the numbers before generating the estimate.
Attach your drawing (DWG, DXF, PDF, or an image) so a reviewer can check it manually. This isn't parsed or used in the cost calculation — it's just collected here for a human to look at.
A general reference showing how grey structure work is typically broken into stages, and which materials and labour apply at each one — based on a sample 22-stage work order breakdown. No quantities or costs shown here — this is purely to help you understand what's happening (and what to expect) at each stage of construction, not a quote. Your actual project's stage count and sequence may differ.