Determining the specific location and depth of boreholes can depend on many factors, including the site's geology, topography, and intended use. It's often a matter of engineering judgment and experience.
If you need assistance with borehole drilling equipment or guidance on your project's best practices, check out UPET GROUP. They offer various industrial and manufacturing equipment, including drilling rigs and accessories for geotechnical drilling. Their team of experts can assist you in finding the right equipment and give you advice on the best practices for your project.