The San Diego Association of Governments will now study other potential designs for its proposed Purple Line, which plans to connect commuters between San Ysidro and Sorrento Valley.
SANDAG has discussed the project for years, pointing to growing congestion on interstates 5 and 805. Commuters traveling between the South Bay and Sorrento Valley account for 30% of the region’s weekday peak period travel, due in part to Sorrento Valley’s status as a biotech hub and San Diego’s largest employment center. Almost 170,000 people work there.
But the latest findings of a study, presented to the regional planning agency’s Transportation Committee last week, found that it would cost as much as $24 billion to build just a 22-mile portion of the rail line and would see lower ridership than expected…