Specifications include, but are not limited to: The City of Columbia seeks qualifications from highly qualified construction management firms interested in providing comprehensive Construction Management at Risk (CMAR) preconstruction and construction phase services for improvements at the Columbia Regional Wastewater Treatment Plant Phase 2 Improvements for the Digester Complex. This project includes replacing covers on three primary digesters, replacing or rehabilitating the cover on the secondary digester, replacing the digester mixing system in the primary digesters, installing new temperature control system for heat exchangers and performing necessary structural repairs to the Digester Complex Facility. The City seeks construction management firms employing highly qualified personnel with extensive experience and expertise in delivering work of the nature described herein and providing full-service CMAR preconstruction and construction management services