Development of overflow No flash player has been set up. Please select a player to play Flash videos. Video not playing? Update your browser or download the video clip While standing at the end of the airport runway, Sam Demientieff talks about how quickly overflow can develop and then re-freeze. Process Observed: OverflowOpen Water (Refrozen) Date Process Observed: Monday, December 17, 2007 Galleries: End of Airport Runway Gallery