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Canton Interchange

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Canton/Dedham/Norwood/Westwood: I-95/I-93 Interchange

aerial photo of project location

About The Project

The I-95/I-93 Interchange in Canton/Dedham/Norwood/Westwood is to be constructed in three phases. Specific phases and components of the Interstate 95/Interstate 93 interchange project are:

Phase 1: Construction begins in the fall of 2014

  • Improvements to the I-95 southbound Blue Hill Drive off ramp to University Ave in Dedham /Westwood
  • Reconstruction of the University Avenue/Canton Street intersection in Norwood/Westwood

Phase 2: Dedham Street – Canton/Norwood/Westwood

  • The construction of an off-ramp from I-95 northbound to Dedham Street
  • Widen Dedham Street from two to four lanes; widen the bridges over AMTRAK and the Neponset River; and replace the I-95 bridge. Signals are be installed at the two I-95 ramps and at Shawmut Road

Phase 3: I-95/I-93 Interchange – Canton/Dedham/Norwood/Westwood

  • Reconfigure the existing I-95 northbound loop ramp with a two lane, direct connect flyover ramp
  • A realigned and improved, high speed, two-lane, direct connection between I-93 southbound and I-95 southbound
  • A new exit ramp from I-93 southbound to University Avenue
  • The construction of a new entrance ramp from University Avenue to I-93 northbound, including the discontinued use of the Green Lodge Street west of Elm Street
  • A two-mile section of I-95 southbound from Route 128 to Neponset Street will be widened to four lanes
  • A one-mile section of I-95 northbound from Dedham Street to Route 128 will be widened to four lanes
  • The abandoned I-95 stub area, located north of the interchange will be removed and the area will be restored as parkland and returned to the DCR

Contact Us

For questions, comments or issues, please contact Larry Cash by email at

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