By around 2:20 a.m., the Titanic split in half, and the stern and bow sunk to ... crew began receiving reports of ice in the ocean from other ships, according to History.com From the crew's ...

The ice made holes in the ship below the water line. The Titanic sank within two and a half hours. Titanic had ten decks, three engines and four funnels. Only three of the funnels worked.