Lowloader Semi Trailers for sale - used and new - TrucksNLLider LD07 Low Bed 4 Axle Full Spring 86 Ton Loading Good Condition Lowloader semi trailer. 36800. Den Bosch ('s Hertogenbosch) NLUsed 60/80/100 ton Lowbed Low Loader Trailers for Sale in ...The second hand heavy duty low loader trailer are commonly used in the construction of roads and bridges. Some construction equipment and blocks cannot be transported with normal semi-trailers. The second hand Low bed trailers are used to transport concrete blocks to the construction sites.