article_snippet: Over 70 schoolchildren were left screaming in terror after the top deck of the bus 70 schoolchildren were travelling in was completely sliced off when it slammed into a low  bridge.
article_snippet: The youngsters, who were on a school trip to Thorpe Park, were forced to duck for cover as the vehicle hit the railway bridge in Staines, Surrey, shortly after 10.20am.
article_snippet: Lucky escape: The roof of this double decker bus, which was reportedly carrying 76 schoolchildren, was completely ripped off after it hit a low railway bridge .
article_snippet: The roof of the bus lies on the road next to the railway bridge following the accident in Staines, Surrey .
article_snippet: On one of the roads in, the bus struck a bridge. '
article_snippet: Another said: 'A double-decker bus tried to go under a low bridge, there were children on board. '
article_snippet: the bridge is now blocked by the roof.
highlights_snippet: Youngsters forced to duck for cover as bus slammed into the bridge .
  