AMP: 33
Location: Chelmsford St and Stedman St, Chelmsford
Reassurance shield after the I-495 junction.
AMP: 33
Location: Chelmsford St and Northwest Expy, Chelmsford
Soon thereafter, we’ll approach the US 3 freeway. Turn left for 3 south to Billerica.
AMP: 33
Location: Chelmsford St and Northwest Expy, Chelmsford
Reassurance shield after the 3 south turn.
AMP: 33
Location: Chelmsford St and Northwest Expy, Lowell
Turn left ahead for 3 north to Nashua, N.H. as we enter Lowell.
S to I-495, N to MA 4
