New CHSRA San Gabriel Tunnel Animations
The California High Speed Rail Authority has published new animations of the three possible routes from Palmdale to Burbank. All three involve significant tunneling under the San Gabriel Mountains. The main difference is in whether the tunnel goes under Pacoima, or goes further to the east through Sunland-Tujunga (with an aerial structure in the middle).
From west to east, we start with the SR 14 alignment:
The E1 alignment:
And the E2 alignment:
The Authority continues to examine these options for getting the bullet trains from the Antelope Valley to LA.