AMP: 46
Location: Massachusetts Tpk and I-93, Boston
After I-93, we’ll head underground with Route 1A in tow.
AMP: 47
Location: Massachusetts Tpk and South Boston Byp, Boston
Exit for South Boston. Stay on I-90/Route 1A for Boston Logan.
AMP: 47
Location: Massachusetts Tpk and South Boston Byp, Boston
1.25 miles to Logan Airport as we briefly resurface.
AMP: 49
Location: Massachusetts Tpk and Airport Rd, Boston
Exit for Logan Airport as we pass through the Ted Williams Tunnel. I-90 will transition to solely being Route 1A ahead.
AMP: 50
Location: Massachusetts Tpk and Airport Rd, Boston
In 3/4 of a mile, Route 1A will approach Route 145.
AMP: 50
Location: Massachusetts Tpk and East Boston Expy, Boston
1/4 mile to Route 145 via 1A as I-90 nears its end.
AMP: 50
Location: Massachusetts Tpk and East Boston Expy, Boston
I-90 ends just before the Route 145 interchange, ending a journey that started in Seattle.
N to MA 145, S to MA 3A/MA 203
W to I-93/US-1/MA 3/MA 1A/MA 3A
N to US-1/MA 3/MA 3A/MA 99, S to MA 3A/MA 203
N to I-93/MA 3/MA 3A/MA 99, S to MA 3A/MA 203
S to MA 3A/MA 203, N to I-93/US-1/MA 99
N to I-93/US-1/MA 99, S to I-93/US-1/MA 1A/MA 3/MA 203