Technology & Infrastructure in the 3rd century BC

15 sourced entries, 283 BCE to 200 BCE, oldest first. Also see Technology & Infrastructure across every century or everything else in the 3rd century BC.

• 283 BCEThe canal from the Nile River to the Red Sea, initially started but not completed by the Egyptian pharaoh Necho II and repaired by the Persian king Darius I, is again repaired and made operational by Ptolemy II.source
• 272 BCERome builds the aqueduct Anio Vetus on the Esquiline hill.source
• 256 BCEThe Great Wall of China construction starts.source
• 246 BCEThe Ashokan pillar in Lauriya, Nandangarh (from the Maurya period) is made.source
• 246 BCEThe Zhengguo Canal, approximately one hundred miles long, is built across the current-day province of Shaanxi in China, greatly adding to the agricultural productivity of the area and to the military potency of the Qin dynasty.source
• 240 BCEThe first Latin tragedy by Livius Andronicus, Achilles, is first produced.source
• 221 BCEGaius Flaminius builds a second race track for Rome, the Circus Flaminius.source
• 215 BCEEmperor Qin Shi Huang orders the construction of his mausoleum to begin(source?), including the famous Terracotta Army.source
• 214 BCEQin Shi Huang orders the construction of Lingqu, the oldest contour canal.source
• 212 BCEConstruction begins on the Epang Palace.source
• 202 BCEThe construction of Changsha begins.source
• 202 BCEThe construction of the new Chinese capital Chang'an begins.source
• 201 BCEThe construction of city walls around Nanchang begins.source
• 200 BCEThe city of Tiwanaku is founded as a village near Lake Titicaca in modern Bolivia (approximate date).source
• 200 BCEThe construction of the Wei-Yang Palace in the Han dynasty capital (Chang'an) begins.source