Lifting Operations and Lifting Equipment Regulations 1998 and pulley systems and forklift trucks. The regulations apply to all workplaces and all the provisions of the 'Provision and Use of Work Equipment Regulations 1998' also apply to lifting equipment. A safe working load (SWL) should, according to the regulations be marked onto lifting equipment with the relevant SWL being dependent on the configuration of the equipment, accessories for lifting such as eye bolts, lifting magnets and lifting beams should also be marked. The load itself would be based on the maximum load that the equipment can lift safely. Lifting equipment that is designed for lifting people must also
Block (sailing) matter is slightly complicated by the fact that every tackle has a "working end" where the final run of rope leaves the last sheave. More mechanical advantage can be obtained if this end is attached to the moving load rather than the fixed end of the tackle. There are various types of blocks that are used in sailing. Some blocks are used to increase mechanical advantage and others are used simply to change the direction of a line. A "ratchet block" turns freely when a line is pulled in one direction but does not turn the other direction, although the