The advice covers chutes built of removable sections made of steel or non-metallic product, connected to scaffolding. https://v5np3q2zupx4muhochu6dalx6sonbrp6uhkjngfoooxzjb4vbzda.cdn.ampproject.org/c/s/blogfreely.net%2Fsusanbronze4%2Feco-friendly-scaffolding-solutions-structure-sustainably