The International Association of Foundation Drilling

The International Association for Foundation Drilling (ADSC) is a not-for-profit trade association representing the drilled shaft, anchored earth, and micropile construction and design industries. Headquartered in Irving, Texas, ADSC has 11 regional chapters including nine in the United States and two in Canada. ADSC members represent specialty subcontractors, manufacturers, suppliers, design and consulting engineers, government agencies, and academicians working in the public and private sectors. ADSC encourages the use of the technologies designed and constructed by its members to foster safe and ethical business practices. ADSC strives to be a recognized world leader in the research, development, education, design, and construction of drilled shafts, anchored earth retention, and micropiles; with safety and quality being held as its highest value.