March 23, 2011 - TCO Twin Cities Orthopedics Edina Awarded LEED Gold Status Twin Cities Orthopedics Edina has been awarded Gold LEED Certification status by the U.S. Green Building Council. Some of the building features that led to the certification include: A high efficiency mechanical system which reduces energy use by nearly 20% and water use by 38%. The use of recycled materials for 27% of the exterior of the building. A rain water harvesting system for irrigation and storm water management. A green roof. Reduced and efficient parking.