KAI Design & Build, partnering as a sub-consultant with global construction management consultant CH2M HILL, served as construction manager on the Metropolitan St. Louis Sewer District’s $21.2 million Lemay Wastewater Treatment Plant disinfection facility, which included construction of a cutting-edge ultraviolet (UV) wastewater disinfection system utilizing 3,600 individual UV bulbs and with a treatment capacity of 240 million gallons of effluent per day. The project required approximately 6,500 cubic yards of concrete, an estimated 10,400 wire terminations and 560 tons of reinforcement.