<P> In Australia a white `` B '' or `` T '' sometimes replaces the green light indicating that buses or trams ( respectively ) have right of way . </P>
<P> In Australia a white `` B '' or `` T '' sometimes replaces the green light indicating that buses or trams ( respectively ) have right of way . </P>
when might the green light be missing from the traffic light sequence
when might the green light be missing from the traffic light sequence
In Australia a white `` B '' or `` T '' sometimes replaces the green light indicating that buses or trams ( respectively ) have right of way .
In Australia a white `` B '' or `` T '' sometimes replaces the green light indicating that buses or trams ( respectively ) have right of way .