Preparing the Foundation for a Large BTA Machine
Large BTA drilling machines weigh 15 to 30 tons and generate significant cutting forces during operation. The foundation must support this weight and absorb the vibration from high-thrust drilling. I have been involved in installing several BTA machines, and I have seen the consequences of poor foundation preparation. A foundation that is not done right causes alignment problems that affect every single hole drilled on that machine. Foundation Design Specifications The foundation should be a reinforced concrete slab that is structurally separate from the building floor. I recommend a minimum slab thickness based on the machine weight and the soil conditions at the installation site. ...