VIRTUAL TOUR -- Residential site -- 735 Homer Ave, Palo Alto -- HOLLYWOOD DRIVEWAY Tracks made of unit pavers were installed using the same techniques as those used in the back of the driveway - filter fabric, then 4"-6" inches of base rock (3/4" crushed rock), then 1" of 1/4" crushed rock as a bedding layer, then the pavers on top, 3/19/07