Piggyback transportation refers to the transportation of goods where one transportation unit is carried on the back of something else. It is a specialised form of intermodal transportation and combined transport.

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  1. MasterChief

    I'm going to piggyback

    I'm going to piggyback off off the thread of helmets in SHTF/WROL post..... Whats your war paint? My fav so far oaf
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