About the Route 20 Reconstruction Project in Charlton & Oxford

The project goal is to improve the safety of Route 20 in Charlton and Oxford.

Table of Contents


Changes may include:

  • Roadway widening

  • Implementation of a median barrier separating opposing directions of travel

  • Enhanced traffic operations at intersections

Bridges in Charlton and Oxford to be replaced. 

The design will include considerations for:

  • Bicycle and pedestrian accommodations

  • Signage

  • Pavement markings

  • Guardrail

  • Retaining walls

  • Storm drainage

The project will use a Design-Build Project delivery method where one group handles both the design and construction. This reduces the time needed to complete the project and promotes collaboration among the engineers, contractor, and MassDOT staff.

Next Steps

  • Updates to Design and Plans
  • Coordination with utilities
  • Permitting
  • Design Public Hearing
  • Right-of-Way
  • Prepare Design-Build Procurement Documents

Schedule – Public Involvement

  • Design Permitting
  • Final Design
  • Construction



10 Park Plaza
Boston, MA 02116