[ Sign up for our Health IQ newsletter for the latest coronavirus updates ]Canada Post said the west Edmonton plant was closed Friday before renewing operation the following day.“As a precautionary measure and to ensure the continued safety of all employees, a deep-cleaning and sanitization was done Friday,” a Canada Post statement read. “Employees working in the afternoon on Friday were advised and they left the building for the balance of the day.”The company said it was in contact with Alberta Health Services and was following its recommendations.“We continue to keep our employees informed, while stressing the importance of following physical distancing protocols within the facility and conducting proper hand hygiene,” Canada Post wrote.