On May 21, 9:41 am, "John Rowland"
wrote:
Trees don't fall in good weather. I suspect the branch got caught between
the bus and the tree-protection rail and the branch/tree was pulled over by
the bus. This may lead to all such rails being replaced by a solid
protruberence.

If that had happened the bus would have already partially passed
underneath when it started pulling the branch down which then surely
would have fallen onto the roof , not clobbered the front?

B2003