For this project, ESP provided Special Inspections and construction materials testing services, including evaluations of subgrade, foundation, rock bearing, and bearing materials; inspections for reinforcing steel and concrete, structural masonry, wood framing, high-strength bolting and welding, retaining wall, structural welding, fireproofing and firestopping, and sprayed fire-resistant materials; and testing for field density, concrete, and in-place soil and aggregate density.