books water drainage works
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# water drainage law
# internal water drainage
# Drainage of water in buildings
# Paved water drainage
# water drainage network
# water drainage system
# Groundwater drainage
# Drainage channels and pipes
# Rain water drainage
# water drainage engineering
# Drainage of rain water on the roads
# water and drainage
# Drainage of water in remote areas
# Water and drainage in Sohag governorate
# water outlets
# The outlets for draining the water from the dam
# Discharge of industrial waste water
# Save water and waste disposal
# Salt water well
# Channel to drain excess water
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Source: wikipedia.org
أعمال تصريف المياه (Info)
توجد خلال جسم السد فتحة لتصريف المياه بمعدل تصرف قدره 21,9 متر مكعب في الثانية. وجهزت الفتحة ببوابات منزلقة. ولتخفيف طاقة المياه المنصرفة زودت قناة التصريف بحوض لتقليل السرعة في نهاية القناة خلف بوابات التحكم.
