means the rail tank car(s), and all equipment on the rail tank car(s) including but not limited to hoses, pipes and pumps, raudteemahuti koos mahumõõtevahenditega, sealhulgas ka voolikud, torud ja pumbad, mõõtemahutiga raudteevagun ehk paakvagun, raudteeveeremile püsivalt paigaldatud mõõtemahuti, railroad vehicle with a storage vessel on it