In a message dated 3/7/00 10:23:06 AM Eastern Standard Time,
[log in to unmask] writes:
> Why don't I see more tc failure from such installations?
TC fractures require telescope to spot?
My interest is how TC cracks following relief of stress. When you take out
one unit of TC you have to be cautious surrounding units do not crack. Too
many extra cracked units gets expensive. I don't think this happens as often
with stone or brick.
][<en