Category:Bridges in Middlesex County, Massachusetts

• Bridges in Cambridge, Massachusetts‎ (12 C, 18 F)
• Bridges in Lowell, Massachusetts‎ (3 C, 20 F)
• Bridges in Natick‎ (4 C, 7 F)
• Bridges in Newton, Massachusetts‎ (1 C, 17 F)
• Bridges in Waltham, Massachusetts‎ (5 C, 8 F)
• Bridges in Watertown, Massachusetts‎ (2 C)
• Bridges in Weston, Massachusetts‎ (13 F)

A

• Alford Street Bridge‎ (11 F)

B

• Blue Heron Bridge (Charles River)‎ (4 F)

C

• Clark Street Bridge (Belmont, Massachusetts)‎ (5 F)
• Cross Street bridge‎ (7 F)

E

• Edward Dana Bridge‎ (1 C, 16 F)

F

• Flint's Bridge‎ (5 F)

H

• Harvard Street bridge reconstruction‎ (136 F)
• High Line bridge (Lowell Line)‎ (1 C, 6 F)

L

• Leverett Circle Connector‎ (1 C, 10 F)

M

• MBTA Framingham/Worcester Line bridge over the Charles River‎ (9 F)
• Mystic River Bridge (Newburyport/Rockport Line)‎ (1 C, 12 F)

N

• New Hampshire Main Line bridge over Mystic Valley Parkway‎ (5 F)
• New Hampshire Main Line bridge over the Mystic River‎ (3 F)
• Newton Lower Falls Branch bridge over the Charles River‎ (5 F)
• Northern Expressway viaduct‎ (55 F)

O

• Old North Bridge‎ (2 C, 90 F)
• Old Town Bridge (Wayland, Massachusetts)‎ (1 C, 5 F)

S

• Stone's Bridge‎ (5 F)