🇾🇪 Yemen · Hydraulic works
Sadd al-Arim Secondary Dam
Sabaean Kingdom 750 BCE - 570 CE · Sabaean (Saba) kingdom
750 BCE Sabaean secondary saddle dam (420 m) and north sluice extension of Marib, doubling irrigated area via 2.1 km north canal.
🇾🇪 Yemen · Hydraulic works
Marib Dam
Sabaean Kingdom, Early South Arabian (~1750 BCE – 570 CE) · Sabaean (South Arabian, Kingdom of Saba)
Earthfill diversion dam spanning the Wadi Adhanah and flanked by the limestone North and South Sluices with Sabaean monumental inscriptions.
🇾🇪 Yemen · Hydraulic works
South Sluice Hydraulic Extension - Marib Oasis
Sabaean c.750 BCE–575 CE; sluice extension · Sabaean (South Arabian)
Marib South Sluice (Masaq) – Sabaean Great Dam's mass southern sluice/spillway assembly (14m high, 600m dam length, 30,000 ha irrigation).