Stabilize existing driveway retaining wall which is being undercut and slipping. Clear soil and vegetation, install 28 – 15′ deep fully grouted tie-back anchors connected to heavy-duty strong-back walers. Anchors torqued to 300 foot/lbs of pressure. Installed drainboard and weep holes at 10′ centers. Installed galvenized welded wire mesh anchored to entire length of wall. Installed a 4′ thick min of 4,000 psi fiber-reinforced stained shotcrete along entire length of wall including filling all undercut areas and voids.