Retaining Wall Project Backyard Renovation Graded And Installed 2 tier Retaining Wall System with steps to level up back yard to extend outdoor living space patio area. Segmental Retaining walls are strong and durable while providing the flexibility that allows for almost endless possibilities. Whether you need a retaining wall to hold a slope stop erosion or a driveway extension.Retaining wall for an outdoor living space paver patio fire pit sitting wall. Chapmans Landscaping Inc can create a strong structure that fits the need and beautifies your property.