ceiling

Hello, I'm looking at buying an old Victorian house, irca 1890. Its in a row and is attached to houses either side. It has a few issues, but the most worrying one is sagging of the living room ceiling, and corresponding sagging of the floor above. I'd like to know what the most likely reason...

I've got a ceiling span of 2.15m Trying to keep ceiling joist depth to a minimum So am thinking 47 by 72 at 300 centres Do you think I'll have a happy, or saggy, ceiling on these figures? btw: I'm assuming I won't get away with smaller than 72 depth? loading is less than .25kn/m2 (floor above...

I'm doing up an old house and the plaster ceiling is damaged near the water pipes (image attached and here: http://imgur.com/1ewa68Y). Ideally I'd like to avoid ripping the whole thing down and starting again, so what (if there is one) is the best way of fixing this? Thanks

Hello everyone, I am new to here but I am hoping someone can help me out. Long story but basically my wife & I are selling our flat - just about to exchange and we have had a leak from upstairs and amongst other things our ceiling paper in the hallway must be at least partially replaced...