Partial Underpass Animations
There are many animations of the proposal that show the design and follow the paths of people and cars.
The images below show the Parial Underpass proposal from various vantage points. Click on an image to popup a higher resolution version (HD - 1920x1080). These images are large, so be patient while they load!
This bird's eye view of the Alma/Churchill intersection is looking down towards Old Palo Alto from above Southgate. Churchill Ave. appears at the lower left. Note the bike and pedestrian bridge over Churchill next to the Caltrain tracks.
This bird's eye view of the Alma/Churchill intersection is looking down towards the north from above Alma. Note that Churchill Ave. does not continue across Alma. The southbound lanes drop to the underpass at the intersection.
This is a bird's eye view of Alma/Churchill intersection looking down from above Churchill Ave. to the west of Alma. You can see where Churchill passes under the Caltrain tracks. You can also see the bike/pedestrian bridge over Churchill.
This is a bird's eye view of the Alma/Churchill intersection looking down towards Southgate from above Old Palo Alto. Note the intersection of East Churchill with Alma only allows right turns. Note also that there is no left turn from southbound Alma to East Churchill.
This is a street level view looking towards the Alma/Churchill intersection from East Churchill.
This is a street level view looking south along Alma approaching the Alma/Churchill intersection. Note that only through and right turn travel are permitted.
This is a street level view looking north along Alma from the northbound left turn lane. Note that only left turns are allowed here. All northbound through traffic stays at the surface, which can be seen at the upper right.
This is a bird's eye view of the bike and pedestrian bridge over Churchill. This allow bikes and pedestrians heading East on Churchill to cross over to Old Palo Alto without crossing Churchill, Alma, or Caltrain traffic.
Bird's eye view of the Alma/Churchill intersection looking down towards Southgate from over the Caltrain tracks. This provides another view of the bike/pedestrian bridge over Churchill.
This is a street level view looking along Churchill at Castilleja. Note the right hand lane continues at the surface to Mariposa and also is the path bikes will take to get to the bridge over Churchill. The east bound lane splits into two: one turning north (left) on Alma and one turning south (right).
This is a bird's eye view of the Churchill underpass showing the left and right turn lanes and the bike/pedestrian bridge.
This is a street level view of the intersection from Churchill. Note the left and right turn signs: there is no connection to East Churchill.
This is a street level view of Kellogg looking west toward Alma. Note the entrance to the bike and pedestrian tunnel and the crosswalk connecting to the sidewalks on either side of the street,
This is a view looking into the tunnel on the Kellogg side. Note the side lighting to brightly illuminate the tunnel.
This is a view from inside the tunnel underneath Alma looking west. Note the skylight which is between Alma and the Caltrain tracks.
This is a view from inside the tunnel looking east toward Kellogg. Note the skylight which is between Alma and the Caltrain tracks.
This is a view of the bike trail next to Palo Alto High School looking north (toward Embarcadero) in front of the tunnel entrance.
This is a view of the bike trail next to Palo Alto High School looking south (toward Chuchill) in front of the tunnel entrance.
This is a view looking south (toward Churchill) at the bike trail. Palo Alto High Scholl is to the right. Alma is behind the trees to the left.
There are many animations of the proposal that show the design and follow the paths of people and cars.
The design goals and details of the Partial Underpass proposal are presented and evaluated by neighborhood.
There are three alternatives for the Churchill grade crossing. They are described and compared.