Doc's Motorworks joined a host of other Austin-based restaurant chains moving to Houston when it announced it would open on Westheimer on its Faebook page in August. Now the restaurant and bar has started construction on its new location that took over the former Wendy's at 1303 Westheimer at Graustark, according to CultureMap. The location will include 4,130 square feet of space, including a patio bar. Houston-based Hale-Mills Construction Ltd. is a contractor on the project, while owners Capella…