Location: I-94 and Main St, Mandan Just after the I-194 exit, we’ll cross into Mandan and an access to I-94 Business will exit from the left. Keep left to connect to I-94 Business and right for I-94. Location: I-94 and Main St, Mandan Exit for I-94 Business. This is a rare business loop interchange that … Continue reading Interstate 94, I-194/ND-810 to I-94 Bus