Site Work & Traffic Impacts for Saturday, Sept. 26:

  • Blackberry Gate Outbound Lane & Building 88 Driveway: Closed from 6:30 a.m. to 3:30 p.m. for hazardous tree removal and revegetation. The inbound lane at Blackberry Gate will remain open. Drivers exiting the Lab during this time should exit through Grizzly Gate. Cyclists will be routed along the same path as vehicles. Pedestrians will cross the crosswalks where sidewalks are closed ahead and will follow the detour route along the outside perimeter (red dotted path on map).
  • Clarke Road, up to the roundabout near Buildings 91 and 92: Crews will conduct tree pruning from approximately 6:30 to 9:30 a.m. One-lane traffic control will be managed by flaggers.
  • Lawrence Road, below Building 15: Following the morning work on Clarke Road, crews will relocate here from approximately 10 a.m. to 2 p.m. to remove a eucalyptus tree. Flaggers will be present to assist with traffic control.

Expect traffic delays in all three areas. Schedules may shift slightly depending on site conditions.

Visit the Site Impacts Map for more details.

Aerial view of Blackberry Gate and Clarke Road with text, icons, and arrows indicating traffic impacts. Aerial view of the Advanced Light Source and surrounding area with orange diamond icons indicating traffic impacts.

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