Although the roadway and all the structures were built during 1922-23, about three years before Route 66 was designated as a federal highway, it was deemed that "as a group these elements, together with their setting, form a cultural landscape that clearly conveys the historic feeling of Route 66."
Although constructed in 1922-23, before Route 66 was recognized as a federal highway, it was considered that "as a whole these components, along with their surroundings, constitute a cultural landscape that unmistakably represents the historical essence of Route 66."