AMP: 60
Location: Storrow Dr and Longfellow Brg, Boston
After coming off Storrow Drive, turn right to follow 3/3A north across the Charles to Cambridge and Memorial Drive.
AMP: 61
Location: Longfellow Brg and Storrow Dr, Boston
No signage as we cross the Charles.
AMP: 61
Location: Longfellow Brg and Memorial Dr, Boston
As we cross the Charles, Route 3 will turn right. Mass. Route 3 doesn’t officially turn into U.S. 3 until we get to the 2A junction, so this is a tad premature. As always, 3A is unsigned through here.
AMP: 61
Location: Longfellow Brg and Memorial Dr, Cambridge
Welcome to Cambridge!
AMP: 61
Location: Longfellow Brg and Memorial Dr, Cambridge
Turn right for 3/3A north to U.S. 3.
AMP: 61
Location: Longfellow Brg and Memorial Dr, Cambridge
Reassurance shield for Route 3 as we loop around to Memorial Drive. Only right turns are allowed at the stop sign.
AMP: 61
Location: Memorial Dr and Longfellow Brg, Cambridge
No signage as we actually merge onto Memorial Drive.
AMP: 62
Location: Memorial Dr and Massachusetts Ave, Cambridge
A bit under a mile later, we’ll approach Route 2A.
AMP: 62
Location: Memorial Drive and Massachusetts Ave, Cambridge
Exit for Route 2A. 2A crosses here in both directions, but traffic from 3/3A north can only turn onto 2A west at the end of the ramp. Massachusetts Route 3 ends here, and U.S. Route 3 begins, taking Route 3’s mileposts with it. Route 3A continues unsigned.
W to US-3/MA 3A/MA 16, E to MA 2
S to MA 3/MA 3A, N to I-93/MA 38
