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Union City Police Department, CA
Thursday December 14th, 2017 :: 10:03 a.m. PST


Signal improvements will cause delays on Alvarado Blvd. and Dyer Streets December 14th & 15th, 2017 (10am-2pm)

Intermittent delays should be expected on Alvarado Blvd and Dyer St. due to ongoing signal light improvements.

Contractors will be working on December 14th and 15th, 2017 between 10 a.m. and 2 p.m. 

Signal lights may be set to flash for limited durations during the switch over to the new traffic signal system. 

As a reminder, if you approach an intersection that has a flashing red signal or if the signals are completely out, the intersection should be treated as a 4 way stop. 

Thank you for your patience while we continue to make our city safe.


Union City Police Department, CA
34009 Alvarado-Niles Road
Union City, CA 94587

Emergency: 9-1-1
Non-emergencies: 510-471-1365

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