 The designations met again south of Glens Falls, where US 109 ended at US 9.Also in the original plans was US 4, which was assigned to all of NY 30's original alignment between Glens Falls and the Vermont state line.In the final system alignment approved on November 11, 1926, the routing of US 9 was altered to follow its modern alignment between Albany and Glens Falls while US 109 was reconfigured to use NY 6B between East Greenbush and Waterford.