Prepared by the Highway Innovative Technology Evaluaton Center (HITEC), a service center ofØCivil Engineering Research Foundation.

This evaluation was performed on the VERSA-LOK/Miragrid Reinforced Soil Wall System, a mechanically stabilized earth structure developed by VERSA-LOK Retaining Wall Systems, Inc., of Oakdale, Minnesota. The evaluation was conducted based on design, construction, performance, and quality assurance information provided by VERSA-LOK and their geogrid reinforcement supplier, TC Mirafi, Inc., and evaluated for conformance with the HITEC protocol.