Posted on: February 23, 2017

Alto Tunnel Study Project Update and Notice of Chapman Drive Closure at Corte Madera Avenue

Alto tunnel study update

February 22, 2017

Dear Alto Tunnel Study interested community member,

We are providing you an update on the County of Marin’s geotechnical investigation of the Alto Tunnel, which is currently underway.  This email provides general informa...

Read on...

Link to Alto Tunnel Study Project Update