Draw One

Draw One
A truss bridge with a train passing over it
The bridges with an MBTA train in 2013
Coordinates42°22′08″N 71°03′55″W / 42.36898°N 71.06529°W / 42.36898; -71.06529
Carries4 tracks of North Station rail approaches
CrossesCharles River
LocaleBoston, Massachusetts
Characteristics
Designsingle-leaf, through-truss, rolling bascule bridge
MaterialSteel
Total length92 feet (28 m) (±5 feet (1.5 m))
No. of spans1
Piers in water
0
History
DesignerKeller & Harrington, Chicago
Opened1931
Location
Interactive map of Draw One

Draw One is a pair of single-leaf, through-truss, rolling bascule bridges across the Charles River in Boston, Massachusetts. The bridges connect North Station to MBTA Commuter Rail lines serving areas to the north. They will be replaced by three new two-track vertical lift spans from 2026 to 2034.