▁which ▁point ▁it ▁turns ▁and ▁par alle ls ▁that ▁route ▁towards ▁the ▁site ▁of ▁the ▁future ▁G ord ie ▁How e ▁International ▁Bridge . ▁An ▁ ▁section ▁of ▁the ▁park way , ▁east ▁of ▁the ▁E . ▁C . ▁Row ▁inter change , ▁opened ▁on ▁June ▁ 2 8 , ▁ 2 0 1 5 , ▁with ▁the ▁remaining ▁section ▁completed ▁and ▁opened ▁on ▁November ▁ 2 1 . ▁ ▁In ▁summer ▁ 2 0 1 9 , ▁w iden ing ▁of ▁the ▁highway ▁between ▁Highway / Reg ional ▁Road ▁ 8 ▁in ▁K itch ener ▁to ▁Highway / Reg ional ▁Road ▁ 2 4 ▁in ▁Cambridge ▁to ▁ 1 2 ▁lan es ▁was ▁completed . ▁ ▁There ▁are ▁plans ▁under way ▁to ▁w iden ▁the ▁remaining ▁four - lane ▁sections ▁between ▁W inds or ▁and ▁London ▁to ▁six ▁lan es ▁and ▁to ▁w iden ▁the ▁route ▁between ▁Cambridge ▁and ▁Mil ton ▁as ▁well ▁as ▁through ▁O sh awa . ▁The ▁exp ans ive ▁twelve - plus - lane ▁collect or – express ▁system ▁now ▁existing ▁from ▁Pick ering ▁through ▁Toronto ▁part way ▁across ▁Mississ aug a ▁will ▁be ▁extended ▁west ▁through ▁Mississ aug a ▁to ▁Mil ton . ▁ ▁Route ▁description ▁▁ ▁Highway   4 0 1 ▁extends ▁across ▁South western , ▁South ▁Central ▁and ▁Eastern ▁Ontario . ▁In ▁anticip ation ▁of ▁the ▁future ▁expansion ▁of ▁the ▁highway , ▁the ▁transport ation ▁min istry ▁purchased ▁a ▁ ▁right - of - way ▁along ▁the ▁entire ▁length . ▁Gener ally , ▁the ▁highway