Pickering Learning Site closed for remainder of the day Posted on August 1, 2014 at 12:50 pm. The Pickering Learning Site will be closed for the remainder of the day on Friday, August 1. The water supply has been cut off at the building due to the fixture of a water main break located close to site. All classes have been cancelled and all assignment and test deadlines have been postponed until classes resume on Tuesday, August 5. SHARE: