The Wine Group — the world’s second largest winery based on volume — is planning to build a 510,000-square-foot warehouse for wine storage on the southeast corner of East Highway 120 and Murphy Road in rural Ripon.The project went before the San Joaquin County Planning Commission last week.To put it in perspective, the warehouse is slightly larger than the Ford Motor Company Small Parts Distribution Center on Spreckels Avenue in Manteca next door to the massive Delicato Vineyards warehouse. The Manteca-based family-owned Delicato concern happens to be the seventh largest American winery based on volumeThe Wine Group project will also include a 6,000-square-foot office, 240-square-foot scale house, and a new truck scale. The winery that now employs 149 people per shift.