▁Ne ck ▁in ▁central ▁Anne ▁A rund el ▁County . ▁MD ▁ 6 6 5 ▁was ▁assigned ▁to ▁Forest ▁Drive ▁from ▁MD ▁ 2 ▁east ▁to ▁Bay ▁R idge ▁Avenue ▁circa ▁ 1 9 5 0 . ▁The ▁highway ▁was ▁re located ▁at ▁its ▁inter sections ▁with ▁MD ▁ 3 8 7 ▁and ▁Bay ▁R idge ▁Road ▁in ▁the ▁ 1 9 6 0 s . ▁The ▁Forest ▁Drive ▁iteration ▁of ▁MD ▁ 6 6 5 ▁was ▁removed ▁from ▁the ▁state ▁highway ▁system ▁in ▁the ▁late ▁ 1 9 8 0 s ▁immediately ▁before ▁construction ▁began ▁on ▁modern ▁MD ▁ 6 6 5 , ▁which ▁opened ▁in ▁ 1 9 9 2 . ▁ ▁Route ▁description ▁ ▁MD ▁ 6 6 5 ▁begins ▁at ▁a ▁direction al ▁inter change ▁with ▁US ▁ 5 0 / US ▁ 3 0 1 ▁and ▁unsigned ▁I - 5 9 5 ▁( John ▁Hans on ▁Highway ) ▁in ▁Par ole . ▁The ▁ram ps ▁from ▁MD ▁ 6 6 5 ▁to ▁west bound ▁US ▁ 5 0 ▁and ▁from ▁east bound ▁US ▁ 5 0 ▁to ▁MD ▁ 6 6 5 ▁tie ▁into ▁the ▁ram ps ▁for ▁I - 9 7 . ▁The ▁r amp ▁from ▁west bound ▁US ▁ 5 0 ▁to ▁MD ▁ 6 6 5 ▁forms ▁a ▁swe eping ▁hair pin . ▁MD ▁ 6 6 5 ▁heads ▁sout heast ▁as ▁a ▁four - lane ▁fre ew ay ▁through ▁a ▁single - point ▁urban ▁inter change ▁with ▁R iva ▁Road . ▁The ▁highway ▁turns