When excavation for a retaining wall at John C. Tune Airport in Nashville, Tennessee, opened up a geotechnical can of worms, engineer Clint Hines, P.E. found a way to keep the retaining wall a gravity solution. By pairing Redi-Rock Wall Professional software with Redi-Rock’s newest innovation — XL Hollow-Core Retaining blocks — Hines was able to optimize the design of a 25.5-foot-tall wall while keeping costs in check.

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