Timeline

On-site construction (site remediation and tunnel shaft construction):

  • Design 2016- Feb 2019
  • Contractor Procurement: Spring and Summer 2019
  • Construction: Fall 2019-Summer 2023

Conveyance construction:

  • Design: Spring 2019-Fall 2021
  • Contractor Procurement: Winter 2021 and Spring 2022
  • Construction: Summer 2022-Winter 2023