^ Concrete & steel, I bet the plan is to leave it all right where it lands. Might even be considered new fish habitat -- like an artificial reef. That said, there appears to be some significantly large sections remaining above water following the blast. Those will likely be removed and salvaged/recycled.
![I Dunno... :dunno:](https://board.marlincrawler.com/Smileys/marlin/dunno.gif)