🇴🇲 Oman · Hydraulic works
Aflaj Rustaq West Branch Falaj (Rustaq Western Batinah Aflaj System)
Sasanid 600 CE to Ya'rubi 1680 CE Rustaq Batinah · Omani Rustaq Batinah (Sasanid to Ya'rubi Imamate)
Rustaq West Branch falaj 6.0 km (4.2 daudi +1.8 ghailli) 56 shafts 18 m mother 14 L/s with birka 12 m: Ya'rubi 1680 on Sasanid 600.