Historical and Projected
Project Progress
2028
April 2028
Complete construction
2027
March 2027
Complete Tunnel Tie-Ins
November 2027
Start Upstream and Downstream Tie-Ins
2026
Started Tunnelling
February 2026
Started Marine Access Development and Upstream Portal Construction
2025
March 2025
Project Out to Bid
July 2025
Notice of Award and Notice to Proceed Issued
September 2025
Started Construction
October 2025
Started Downstream Portal Development
December 2025
Started Upstream Portal Mobilization
2024
June 2024
SSJID’s Board approved advancing the project to the 95 percent design level
2023
January 2023
SSJID’s Board approved advancing the project to the 90 percent design level
2020
April 28, 2020
SSJID’s Board approved advancing the project to the 60 percent design level
2019
January 15, 2019
SSJID’s Board of Directors approved a contract with Condor Earth to initiate a feasibility study and 30 percent design
2017
Fall 2017
Condor Earth conducted a hazard study – recommended significant repair, maintenance, and stabilization activities that could be avoided through construction of a tunnel
1910
Original Joint Supply Canal Constructed
