CHICAGO — Chicago-based Fifield Cos. and its joint-venture partner, Newport Beach, Calif.-based Pacific Life Insurance Co. have opened Echelon at K Station, a 350-unit apartment community, which is located at 353 N. Desplaines St. in Chicago. The facility is the second apartment tower to be completed within K Station, a $750 million, master-planned community containing 2,400 units. Echelon includes studio, one- and two-bedroom units, with floorplans ranging in size from 572 to 1,111 square feet. Amenities at the facility include a spa, fitness center, an on-site valet dry cleaner, and a game room and lounge. Additionally, Fifield Cos. has completed construction of a 1-acre park —ThePark at K Station — that is slated to open in August. The third and fourth buildings at K Station, Alta and Cirrus, are currently under construction, with first occupancy expected in fall 2009 and completion several months later.