This latest version:
- Assumes “light freight” or no freight traffic on Caltrain tracks, which enables higher gradients and lighter viaduct structures. In turn, this eliminates the new road undercrossings at Chestnut and Alma / Palo Alto Ave.
- Has a max gradient of 2.41%, from Chestnut to Highway 84.
- Assumes Broadway in Burlingame and 25th / 31st Avenues in San Mateo are handled by separate projects currently in planning and partially funded.