Sentence:  Platelayers, or others, who may have hand <WSD>lorries</WSD> or waggons on the line without engines, are strictly charged never to have the same on the line so as to be in the way of a coming train, except for some indispensable purpose, and then special care must be taken to warn any approaching train by proper signal in sufficient time. 
Meaning of the word marked with <WSD> tags:  A large, low, horse-drawn, four-wheeled wagon without sides; also, a similar wagon modified for use on railways.