 The highway was expanded to a four- to six-lane divided highway in parts of Germantown and Gaithersburg by the late 1990s.MD 117 begins at an intersection with MD 28 (Darnestown Road) between Dawsonville and Beallsville.The highway heads north as two-lane undivided Bucklodge Road past the historic home Friends Advice, then curves northeast and crosses Bucklodge Branch.