This is definitely the best illustration of why an extra sprinkler is
needed between B and C. Thanks for all the responses! It's good to know
I've been doing it correctly.

James


On Tuesday, June 14, 2016, Brad Casterline <[email protected]> wrote:

> https://www.dropbox.com/s/94klrkd8i4ei7s0/RUSSELLS%20CORRECTION.pdf?dl=0
>
>
>
> 0.000 s.f. dry floor Example 1R.
>
> 0.952 s.f. dry floor Example 4R.
>
>
>
> So never mind on anything I have said.
>
>
>
> thank you all for your patience and understanding.
>
>
>
> Brad
>
>
> ------------------------------
>
> On Jun 14, 2016 3:40 AM, "Russell & Carol Gregory" <[email protected]
> <javascript:_e(%7B%7D,'cvml','[email protected]');>> wrote:
>
> Gentlemen,
>
> You should be solving this puzzle using 15ft squares to comply with the
> usual rules with no uncovered floor areas.
>
> Alternatively use a circle of 21’-2 1/2” diameter and have no uncovered
> floor areas. The 15ft circle is not showing the correct solution.
>
> The circle is based on the diagonal of the 15ft square. Check that area of
> coverage and distance between sprinklers does not exceed the rules maximum
> spacing.
>
> Regards,
>
> Russell Gregory
>
> Christchurch
>
> New Zealand
>
>
>
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