Complex sentence: The route headed eastward as "Jamison Road" and interchanged with New York State Route 400 as well as with local roads, terminating at former New York State Route 358 in Marilla.
Split into simpler sentences: The route headed eastward as "Jamison Road" and interchanged with New York State Route 400 along with local roads. The road terminated at former New York State Route 358 in Marilla.