The driver of a vehicle within an intersection intending to turn to the left shall yield the right of way to any vehicle approaching from the opposite direction which is within the intersection or so close thereto as to constitute an immediate hazard, but such driver, having so yielded and having given a signal when and as required by this Traffic Code may make such left turn and the drivers of all other vehicles approaching the intersection from the opposite direction shall yield the right of way to the vehicles making the left turn. (WVaC 17C-9-2)