STL’s quality control/quality assurance and field services include:

• Quality control management, testing and inspection
• Quality control/quality assurance testing and inspection
• Construction inspection and observation – soil, concrete, masonry, steel, welding, anchors, foundations, excavations, paint, and fire proofing
• Material testing and sampling
• Piezometer, inclinometer, observation well installation and monitoring
• Settlement plate installation and monitoring
• Crack monitoring
• Field permeability testing
• Full scale pile load testing
• Ground and rock anchor pull testing
• Environmental (air, water and soil) monitoring and sampling
• Noise and vibration monitoring