WHAT IS A BOREHOLE AND HOW IS IT DONE
What is a borehole A borehole is a vertical hole drilled into the earth's subsurface for the purpose of obtaining usable water for domestic and industrial purpose What is borehole drilling for water exploitation Borehole drilling is the process of creating a vertical hole down into the ground or earth to access water from the subsurface. Borehole drilling process involves the use of specialized equipment to drill a hole into the earth's subsurface. The depth of a borehole i.e. how deep a borehole is can range from a few metres to a few hundreds of metres deep. Borehole drilling process 1. Pre-Drilling/Preparation Phase Siting and point selection : This means to Identify a suitable location for a borehole drilling through geophysical surveys and/ or hydrological surveys. Documents and permitting: Obtain the necessary documents, permits and approvals from local authorities and associations regulating drilling activiti...