 The northbound state route joins a duplexed concurrency with westbound US 44, along the Main Street of Avon that crosses the Farmington River, before reaching the northern/western junction with US 44 and the southern junction with US 202 in Avon Center; US 44/US 202 continues west along their own duplexed-concurrency toward the towns of Canton, where westbound US 202 splits, and Winsted.Meanwhile, northbound Route 10 turns north again and forms another duplexed concurrency with northbound US 202 along the Avon Veterans Memorial Highway, and heads through mix of residences and business parks, before becoming Hopmeadow Street upon coming into the town of Simsbury.In the village of Weatogue, the routes meets the west end of Route 185, which heads east towards the town of Bloomfield, and east of Simsbury Center, intersects the northern end of Route 167 that provides access to Route 309.