The insufficient infrastructure and primitive transport technology in medieval times were the weakest point of the military system in this period.
Even under ideal weather conditions the roads and especially bridges were unstable.
The wagons were also not so resistant.
The munition wagon from İmex set:
The ambulance wagon from the same set:
This set was released in 1997 and the models were made from medium consistensy plastic. İt contents 2 wagons, 2 drivres and 2 patients lying in litter.