Service Interruption: 28 & 29 June Adam Massey · June 20, 2018 · Maintenance Access to Blackboard will be interrupted overnight on Thursday, 28th June 2018 into the early hours of Friday 29th. The work will begin at 2300 BST and will last six hours. Access to Blackboard should be considered at risk during these times. See details for other time zones. Comments are closed.