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Re: cast-in-place side walks/walk way/foot walk------ treatment of joints

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Scott,

Thanx, it sort of reinforces my view point. So, we agree there is no need to seal intermediate control (tooled/saw cut) joints, no?

Regards,

Syed Faiz Ahmad

>From: Scott Maxwell
>Reply-To:
>To:
>Subject: Re: cast-in-place side walks/walk way/foot walk------ treatment of joints
>Date: Mon, 9 Sep 2002 15:33:16 -0400 (EDT)
>
>All the sidewalks in my neck of the woods have NO sealant in the joints.
>The joints are either just a tooled joint left "bare" or a construction
>joint with a "bond breaker"/pourstop in the joint.
>
>Joint spacing is at about a 2:1 to 1:1 ratio (i.e. sidewalk width is
>typically about 3 feet wide and joints are typically about 3 to 5 feet
>apart).
>
>HTH,
>
>Scott
>Ypsilanti, MI
>
>
>On Mon, 9 Sep 2002, syed faiz ahmad wrote:
>
> > Hello All,
> >
> > The issue is the joint treatment for the above mentioned items of work.
> > We have a considerable lenghts of side walks for the project. As a
> > Contarctor we would prefer to have:
> > - minimum possible amount of joints
> > - to economise, to do away with any sealing of joints.
> >
> > For Rigid Concrete Pavement, or for that matter a slab-on-grade, sealing
> > of grooves of joints is understandable. That is, it is required to
> > prevent water or dirt moving under the pavement/slab which might trigger
> > pumping & thereby damage the subbase & eventually the pavement/slab
> > itself.
> >
> > But for a lightly loaded pedestrian side walk, is there really a need
> > to seal the joints? Given the fact that the region is arid, with very
> > scanty rains, and the chances of water getting under is slim. But even if
> > it gets thru, so what, its only a lightly loaded side walk.
> >
> > The Consultant to the project is insisting for sealing the joints, which
> > I feel it doesn't warrant a technical need for the same.
> >
> > Any thought based on individual experience? Thanx in advance,
> >
> > Syed Faiz Ahmad; MEngg, Masce
> > Senior Structural Engineer
> > Saudi Oger Ltd
> > Riyadh, Saudi Arabia.
> >
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