An Era IV technology which decreases the cost of movement on paved roads by 50%, and also makes all ruins that had previously been searched available to search again. Due to this second effect, it is most efficient to unlock this technology after the majority of accessible ruins have already been searched.
Lore[]
Enough ruins have been searched for the empire to learn advanced designs of hinges, gears, and mechanical joints, use of these mechanisms leads to better wagon design.