Flashback Friday: Austin, Texas Р2012 РRINER was selected as the geotechnical engineering and construction materials testing firm for this Austin (Broadstone Arboretum) apartment complex consisting of a 90,000 SF plan area, 4-story wood-frame apartment building, an approximately 25,000 SF plan area, 6-story cast in place parking garage, storm water quality pond, and associated parking and drive areas.