On Sat, 30 Jul 2011 21:21:34 -0400, "Ed Pawlowski"
> wrote:

>
>"John Smythe" > wrote
>>>
>>
>> Here....."The drain from the sink and tub was an old copper pipe that had
>> corroded and burst.
>>
>
>I've never seen a pipe with no pressure burst. What would make a drain pipe
>do that?

Maybe it froze 30 years ago and finally ate through the weakened area.
I've seen copper drains 'look' like they burst under pressure. Or
maybe the op just used the wrong term.

Jim