aricopa City Council approved the purchase of 309 acres of land Tuesday night for $29.3 million to be paid for from the city’s cash reserves to develop a “Smart Rail Park.”In his new capacity as Maricopa’s economic developer, Ricky Horst presented the concept to council members before they took action.Horst, addressing councilmembers during their meeting Tuesday night, described the proposed rail-served industrial park as 1,262 acres, about half of which is to be city-owned.The council’s action acquires almost 309 additional acres to create a cohesive industrial park plot with connecting acreage between West Cowtown Road and West Steen Road, east of North White and Parker Road.