Arizona Public Service‘s (APS) largest solar plant to date was recently completed in Red Rock, Arizona, nearly 40 miles Northwest of Tucson near Interstate 10.

McCarthy Building Companies Inc. finished the 40 megawatt, 400-acre solar plant at 25990 E. Camino Adelante Rd., for APS. The plant has 2,286 single-axis trackers supporting 182,880 photovoltaic panels.

Construction on the project started last March, and was finished in December just before the New Year.

This is the sixth solar plant project McCarthy completed for APS, which is rapidly expanding its solar portfolio in the state, said Scott Canada, senior vice president of the Renewable energy team at McCarthy Building Companies.

Subcontractors that worked on the solar project include: Trina Solar, NEXTracker, Power Electronics USA, Inc., Blount Contracting, Inc., CG Power Systems USA, Inc., Hatfield Construction LLC., Wilson Electric, American Fence Company of Arizona, Inc., Locus Energy, Terracon Consultants Inc and Wind Turbine & Energy Cables Corp.

McCarthy contracted TaylorRyMar Corporation for electrical design and Dibble Engineering for civil design.

McCarthy also completed the 10-MW Desert Star Solar Plant, 10-MW Luke Air Force Base Solar Plant, 14-MW Hyder II Solar Plant, 18-MW Cotton Center Solar Station and the 21.7-MW Chino Valley Solar Plant for APS.