Ruth’s Chris Steak House plans to open its third Massachusetts location at Somerville’s Assembly Row.

The restaurant will span 8,100 square feet and seat 240, with a 900-square-foot outdoor patio that will seat up to 50, at the base of Partners HealthCare’s administrative offices.

“Ruth’s Chris Steak House brings a new upscale and iconic dining experience to Assembly Row,” said David Middleton, Assembly Row’s general manager. “We are excited to continue to bring creative concepts…

Boston Biz Journal