^Yes quite, thats why I don't like the idea of working for a living.
Anyway seems they left a load of cement slurry in the other room, the thing is do you leave it there or chip it? I got to admit you can probably get away with leaving it there but it just isn't right, if the tiles do stick ok they will still sound like that haven't when you tap them.
So it's chip all the old crappy concrete out.
And start raising the floor level, this room took about 100 bags of cement and sand in all, every single one of those bags had to be brought up from the ground floor and wheeled to the unit, still got to do the back bit though, the other room took several hundred

.
