Construction of a 1-megawatt Solar Power Plant at the Roger Road Sewer Treatment Plant in Tucson, Arizona. Work included the grading and compacting of 6 acres of land, the forming and pouring of the concrete ballast tracker foundations and the erection of the single access tracker system. The work also included the installation of all solar modules, the DC and AC Power systems and the construction of the high-voltage interconnect to the local utility.