stone arch bridge 3d model

Trajan's Bridge over the Danube River, built 105 AD by Apollodorus of Damascus. Ancient Roman bridge 1135 meters long and 14.5 meters wide. The bridge has 20 large stone masonry piers each 15 meters wide and 19 meters tall rising from the river, built from rough-cut stone blocks. Between each pair of piers is a semicircular wooden arch span 38 meters wide. The bridge deck is flat wooden planking supported by the arches. Stone pier bases have triangular pointed cutwaters on the upstream side to deflect river current. The stone piers are grey-beige weathered Roman masonry. The wooden arches are dark aged timber. Wide river below with gentle current. Seen from a low angled perspective showing 5 to 6 piers receding into the distance. Partially ruined, some wooden sections missing, ancient Roman engineering, photorealistic render.