sentences:  The Chestertown–Rock Hall highway was one of the roads the Maryland State Roads Commission designated for improvement in 1909, but by 1915 the highway was not deemed an essential part of the main system.The highway from Fairlee to near Broad Neck Road was paved as a macadam road in 1915.The gap between Fairlee and Chestertown was filled when a concrete road was built from near Broad Neck Road to College Avenue in Chestertown and along Spring Avenue between High Street and Maple Avenue in 1917 and 1918.