The ground floor will expand by 22,200 square feet, including 20,700 square feet of new gaming areas, plus a new 700-square-foot bar and a race and sports book. The value-priced venue currently hosts 447 rooms, all planned to be overhauled to become 227 larger and upgraded spaces. Plans call for the Fremont Hotel & Casino to build a 320-foot tall, 509-room hotel tower on the corner of Third Street and Ogden Avenue, the opposite side of the resort’s illuminated Fremont Street Experience main entrance. filed paperwork for a major investment in a six decade old downtown property, effectively doubling its size and possibly kick-starting a spate of new remodels among its Fremont Street rivals.