Underpinning Earth Retention Jet Grouting, Soil Nails, Shotcrete PROJECT CHALLENGES The foundation for the new equipment was positioned adjacent to existing column and wall foundations in an approximately 3,000 square foot area. Excavation support installation had to be accomplished to a depth of over 17 feet below the existing slab elevation while working around these existing foundations, columns and walls. Further complicating the

Join for free to read