Lee,
In Maryland?
Dick Ratico
Solarwind Electric
Bradford, VT
--- You wrote:
Wrenches,
Has anybody come across an analysis of the potential damage to a flat
roof from snow on solar modules melting to form an ice layer on the
roof and then forming subsequent layers as more snow melts or slid
Lee
I worked on a job on Washington pass in Washington state about 12 years ago,
near the border of Canada in the North Cascades wilderness area. Design
snow load was specified 200 #/sq ft as I recall (far greater than the forces
on a module at 120 mph wind load) and the Cascades are known for w
Thanks Ray, my response compared the parapets to the snow dam under
the modules too.
On Thu, Aug 5, 2010 at 5:06 PM, R Ray Walters wrote:
> I'd say that at this point, with all the old solar systems, flat roofs, and
> snow we get in New Mexico and Colorado, that if it hasn't been a problem, it
I'd say that at this point, with all the old solar systems, flat roofs, and
snow we get in New Mexico and Colorado, that if it hasn't been a problem, it
won't be a problem.
It definitely is not going to lift the panels; worst case is that it could
build up and get past flashings, which is a prob
Wrenches,
Has anybody come across an analysis of the potential damage to a flat
roof from snow on solar modules melting to form an ice layer on the
roof and then forming subsequent layers as more snow melts or slides
down the modules? If the sheet gets thick enough then the next bit of
water coul
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