The principle
Safe underfoot in all weather. Non-slip stone, gaps too small to trap a heel, a 2% cross-fall so water always drains. Every surface tested by a gloved hand before a bare foot ever touches it.
Materials
- Large flat granite/slate stones (40–60cm)
- gravel sub-base
- geotextile
Tools
- See E-fast-build-design-catalogue.md §5
Reclaimed from
Granite slabs (demolished buildings) + old patio stones + stacked slate roof tiles