Explore details about location 常磐自動車道 (Joban Expressway). 常磐自動車道 (Joban Expressway) is a location situated within the 山元町 alongside other areas such as 県道相馬亘理線, 国道６号, 県道相馬亘理線. Additionally, some smaller parts of 常磐自動車道 (Joban Expressway) include specific areas like 半田山下線, 吉田浜山元線 adding to the diversity of its landscape.