Making-up of trains. Together with the activities that make up the preparation of a train before departure. In addition to the actual composition of the material, for a column of joint vehicles which, together with the traction unit, will form the train, other activities can be included in this phase, such as: cleaning and washing, preheating and air-conditioning, water supply, accumulator change, technical checks, possible minor repairs, brake test, positioning of signs, preparation and delivery of train documents (spare sheet and other forms). Strictly speaking, the term “Forming of trains” refers to the train composition rules, such as maximum permissible weight and length, braked weight and braking standards, maximum vehicle speed and other possible circulability constraints, for which the train trainer is responsible
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