AMP: 21 Location: Winthrop Rd and Cedar Lake Rd, Deep River Reassurance shield as 145 joins 80 and we head out of Winthrop. The two routes concur for a third of a mile. AMP: 21 Location: Winthrop Rd and Stevenstown Rd, Deep River A quarter mile later, CT 145 will split to continue south. AMP: … Continue reading Connecticut Route 145, CT 80 to CT 80