Location: Belair Rd and Mountain Rd, Pleasant Hills, Harford Cty Reassurance shield after MD 152. Location: Belair Rd and Belair Byp, Benson, Harford Cty A mile later, we’ll approach US 1 Business, which heads into Bel Air. Keep right to follow it into town. Turn left for MD 147 south.  N to MD-24, S to … Continue reading U.S. Route 1, MD-152 to US-1 Bus/MD-147