Help with tank position and weight

[loweryphil]

So I'm about to upgrade to a dd Pro 1500 525l tank, unfortunately I have to run the tank parallel with the floor joists, would I be okay? Tank is 5ft by 2ft wide. See photo of my joists. It will be running along that adjoining wall.

 

[Brycnz]

I have a 1100L tank and a 525L sump yea I know over kill right haha what I did was went to Bunnings and grabbed 125x125 post cut them down and placed under the joists then I grabbed 600x600 pavers and dig them in then I got a normal jack and a pice of wood jacked up the floor 30mm placed a 125x125 post up and sat it down and shed done make sure you check it often I just got a pice of string went from side to side of the floor sinks a little the string will stay the same but move if yo know what I mean ?