Waihangahia tētahi putanga matatini ake o tēnei rerenga ka rere te SH 46, ka tīmata i te whakawhitinga ki te SH 119 ki te raki-raki o Black Hawk.
Ko te tikanga, ko te putanga matatini ake o te rerenga ko "SH 46 rere, tīmata i te hononga ki te rohe rohe o Jefferson County, ka mutu te huarahi nui o te kawanatanga, ka haere tonu te huarahi ki te rawhiti hei Jefferson CR 70. "