Location: Main St and 6th Ave, Mandan No reassurance shield as 1806 joins 94 Business. Location: Main St and 2nd Ave, Mandan Reassurance shield a couple blocks later as we enter downtown Mandan. At the light, turn right for 1806 north, which isn’t signed.  N to Oliver County Line, S to ND-24  W to ND-6, … Continue reading North Dakota Highway 1806, I-94 Bus to I-94 Bus