sentences:  MD 16 and MD 331 head south from the intersection as East New Market Ellwood Road and west as a continuation of Preston Road toward Preston.MD 318 heads east as Preston Road, a two-lane undivided road that intersects Langrell Road and Beulah Road a short distance east of its western terminus.Langrell Road is unsigned MD 817B, which follows the county line west to a dead end at Hunting Creek.