sentences:  MD 20's bypass of Fairlee was constructed in 1953; the bypassed segments became a southern extension of MD 298 and MD 298A on Old Fairlee Road.The highway bypassed the center of Rock Hall when Rock Hall Avenue from MD 445 to Sharp Street just east of town was built in 1959 and 1960, leaving behind MD 674 on Sharp Street.MD 20 was reconstructed from MD 288 to MD 298, including eliminating a curve, in 1976.