Expect 330 for 90%, a Takeoff from LHR rwy 27, intercept radial xxx from london inbound or outbound...then vectors for downwind and visual approach. Second TO, a non-normal situation...Checklists, communication, brief your intention, vectors ils raw data. DO NOT forget....outside ils windows or not stabilized at the target height (1000ft agl for qr) GO AROUND! Be prepared. Hope it will help you.