Location: Main St and Collins Ave, Mandan Reassurance shield after the 1806 split. Location: Main St and 9th Ave, Mandan At the light, we’ll approach North Dakota 6.  Location: Main St and 10th Ave, Mandan Erroneous sign at the light, as it reads like a reassurance shield for 6 south/94 Business west. In reality, turn … Continue reading Interstate 94 Business, ND-1806 to ND-6