Borehole drilling DAY 2
Автор: millia255
Загружено: 2026-01-23
Просмотров: 6010
Описание:
The 5-Step Drilling process;
1. Hydro-geological Survey: A specialist (Hydro-geologist) assesses the ground using geophysical instruments to determine where the water is and how deep it might be.
DONE
2. Mobilization: The drilling rig and crew arrive. The rig is leveled and stabilized
DONE
3. The Drilling
ON PROGRESS
4. Casing & Lining: PVC pipes are inserted to prevent the hole from collapsing. "Screen" pipes (with slots) are placed at the water level to allow water in while keeping sand out.
5. Well Development & Testing: The well is cleaned and a Yield Test is performed to see how many liters per hour the borehole can sustain.
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