a. collective fall protection is prioritized over personal fall protection equipment b. the work equipment is dimensioned for the work to be carried out and for predictable loads c. scaffolding is stable and the supporting surface has sufficient load-carrying capacity to withstand the loads to which it is exposed, d. where possible, the work is carried out according to ergonomic principles from a suitable surface e. access routes are adapted according to how often the employees move around, how long the access routes are used and their height, f. access routes can be used for evacuation in an emergency, g. moving around between access routes and work platforms, scaffolding decks or gangways does not pose a further risk of falls, h. safety devices to prevent falling are fitted where this is necessary, and i. equipment is secured to prevent objects from falling and posing a risk to other people.