From these the water would flow at a slow and controlled rate down the mountain slope and freeze before reaching the retaining walls built on the lower part of the slope. The ice would gradually build up, eventually covering the walls.
या फाट्यांमधून धीम्या गतीने आणि नियंत्रित प्रमाणात पाणी वाहून पर्वतावर खालच्या भागावर बांधलेल्या धरणांपर्यंत पोहंचण्याआधीच गोठून जाणार होते.