a. understanding the instructions for the erection, removal or alteration of the type of scaffolding in question, b. safety during the erection, removal or alteration of the type of scaffolding in question, c. measures to reduce the risk of falling for persons and objects, d. assessment of the condition of the scaffolding material to remove any unsafe scaffolding material, e.g. rot, corrosion and cracks, e. safety measures in the case of any changes in weather that may have a negative impact on the safety of the type of scaffolding in question, f. permitted loads, g. inspection of scaffolding and h. all other risks which may arise during the said erection, removal or alteration.