1. I take serveral photos before measuring.
2. Next I write down measurements directly on top of the photos (including some redundant measurements for error correction).
3. I can estimate the square footage by reading my hand-drawn measurements. Avoid doing a CAD drawing to get an exact estimate, because the project may not be approved…
Measure what exists and don’t assume things are straight. The stone will be designed to fit an uneven backing.
Yellow lines to remind myself this will be filled with dirt
Notes to self written on photo to remember requirements of foreman
Tape measurements written on rough LiDAR scan in plan view
Typical terrasse, but with columns to work around