Walnut Creek: McDonald’s proposes six-story residential building on its downtown sitePosted: 10/03/2014 04:22:03 PM PDT Updated: 10/06/2014 05:53:00 PM PDT WALNUT CREEK — Yet another apartment building is proposed in downtown Walnut Creek — this one by the same people responsible for the Big Mac. McDonald’s has approached city leaders with a plan to build a 119-unit, six-story building at 1380 N. via Contracostatimes New...