The drag chain study is a way to find out delamination secitons of the
topoing slab over possibly concrete planks??? This is rather a quick way
to evaluate and map areas of delamination on concrete toppoing slab that
could be a result of vibration or bad concrete bond. Hope this helps.
At 10:27 AM 2/6/2001 -0500, you wrote:
> Anybody know waht that is, how you do it, limiting criteria, etc?
>Thank you, Keith Hyndman