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Re: basement uplift follies

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Have you considered rock bolts (Williams, Inc.) into the existing material?

Lew
===============

Jeff Smith wrote:

> Worth considering, however I think there would be "diminishing
> returns" from the contractor's point of view.  We would have to blast,
> scrape and chip out 2 more feet of some pretty hard rock and the extra depth
> increases the uplift pressure. Pulling two more feet of rock out of 20 foot
> hole does not seem too easy. I currently have a 2 foot wide heel all
> around. The mat pour alone is already over 100 yards with an 18" thick mat.
> Thanks everyone for
> your thoughts. I need to think about this and further my discussions with
> the geotechnical
> engineer.
>
> Regards,
>
> Jeff Smith
>
> -----Original
> Message-----
> From: Parkerres(--nospam--at)aol.com <Parkerres(--nospam--at)aol.com>
> To: seaint(--nospam--at)seaint.org <seaint(--nospam--at)seaint.org>
> Date: Thursday, July 30, 1998 2:21 PM
> Subject: Re: basement uplift follies
>
> >Why not pour your mat foundation an additional 24" thick?!  Maybe a bit
> >extravagant, but certainly easy to do.
> >
> >Bruce Resnick, SE
> >Parker Resnick Str. Eng.
> >
> >
> >
>