Why dozens of street lights on 2 major Calgary roads are turning blue (or purple)

The province says 70 street lights illuminating Stoney Trail and Deerfoot Trail are turning blue (or purple) due to a manufacturing defect — and it has no plans to replace them.

Blue streetlights in Spokane are manufacturer's defect; city investigating

Why Street Lights Across America Are Turning Purple - The Autopian

Hard on the eyes': Defective streetlights on some Calgary roadways have drivers blue, blue lights

Why thousands of city street lights are turning purple

Road - Wikipedia

Operational and safety improvements project

Rare bear helps Alberta photographer win international contest

Hard on the eyes': Defective streetlights on some Calgary roadways have drivers blue, blue lights

Anthony Henday Drive - Wikipedia

Hard on the eyes': Defective streetlights on some Calgary roadways have drivers blue, blue lights

City of Calgary to decouple public art funding from project locations

traffic, News