The Redi-Rock Design Resource Manual or DRM has everything you would need to design a Redi-Rock retaining wall, including block sizes, design charts, construction details, and setback options. The manual also includes case studies and an installation guide and more. Watch the video below for more info. Download the updated manual or request a printed version at http://www.redi-rock.com/drm/ .
Photo credit: Redi-Rock.