On Wed, 05 Mar 2008 15:54:16 -0500, "Percival P. Cassidy"
wrote:

How long does Quikrete (the quick-setting variety, for setting fence
posts), still in unopened bags, last? -- i.e., before it sets simply by
absorption of moisture from the atmosphere. I have some left over from a
project at least 6 months ago; AFAICT (without opening a bag), it's
still OK, but is it really?

Perce

I trust an unopened bag over an open one, for 6 months