a) ladder shall be erected at the correct position, such as the correct angle for a leaning ladder (angle of inclination approximately 1:4) with the rungs or treads level and complete opening of a standing ladder;
b) locking devices, if fitted, shall be fully secured before use;
c) ladder shall be on an even, level and unmoveable base;
d) leaning ladder should lean against a flat non-fragile surface and should be secured before use, e.g. tied or use of a suitable stability device;
e) ladder shall never be repositioned from above;
f) when positioning the ladder take into account risk of collision with the ladder e.g. from pedestrians,vehicles or doors. Secure doors (not fire exists) and windows where possible in the work area;
g) identify any electrical risks in the work area, such as overhead lines or other exposed electrical equipment;
h) ladder shall be stood on its feet, not the rungs or steps;
i) ladders shall not be positioned on slippery surfaces (such as ice, shiny surfaces or significantly contaminated solid surfaces) unless additional effective measures are taken to prevent the ladder slipping or ensuring contaminated surfaces are sufficiently clean.