Subline has been directional drilling and hydrovaccing for 17 years, and we've become an established and trusted brand within the industry. Our safety protocols as well as training programs, let us always get work done efficiently, ensuring we do not miss a due date, as well as protecting us from any worker liabilities. We have the latest permits and safety training required, and our foremen have over 10 years of drilling/locating experience. more... See more text