@PugJesusM to Illustrations of historyEnglish • 22 hours agoSimple cutaway of a Roman aqueductimagemessage-square2arrow-up163arrow-down11
arrow-up162arrow-down1imageSimple cutaway of a Roman aqueduct@PugJesusM to Illustrations of historyEnglish • 22 hours agomessage-square2
minus-square@SaveMotherEarthEDFlinkEnglish4•14 hours agoI am wondering why it has to be above ground. Underground or even at ground level would be cheaper, no?
minus-square@PugJesusOPMlinkEnglish10•14 hours agoKeeping the gradient steady so the water flows all the way to the destination.
I am wondering why it has to be above ground. Underground or even at ground level would be cheaper, no?
Keeping the gradient steady so the water flows all the way to the destination.