AMP: 84
Location: Northwest Expy and North Rd, Chelmsford
Just after Route 4, we’re told that in a mile US 3 will effectively split into local and express lanes, with the local lanes serving ramps to Route 110 and I-495.
AMP: 84
Location: Northwest Expy and North Rd, Chelmsford
Follow Exit 81A for the unnumbered Lowell Connector freeway into Lowell.
AMP: 83
Location: Northwest Expy and North Rd, Lowell
US 3 briefly clips the southern edge of Lowell.
AMP: 83
Location: Northwest Expy and Chelmsford St, Lowell
1/2 mile until the lanes split.
AMP: 83
Location: Northwest Expy and Chelmsford St, Lowell
Reassurance shield before the lanes split.
AMP: 83
Location: Northwest Expy and Chelmsford St, Lowell
Keep right for the lanes that serve the Route 110 and I-495 exits.
AMP: 83
Location: Northwest Expy and Chelmsford St, Lowell
Exit for Route 110, which heads east into downtown Lowell and west to Chelsmford center.
S to I-495, N to MA 40
