Location: Dupont Hwy and Leipsic Rd, Dover Reassurance shield after 13 Alternate rejoins. Location: Dupont Hwy and Mall Blvd, Dover In a mile, there will be a connection to DE 1. US-13 very closely parallels 1 from here all the way to the canal. Location: Dupont Hwy and Mall Blvd, Dover Reassurance shield just after … Continue reading U.S. Route 13, US-13 Alt to DE 42