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Posted by jake on July 30, 2006, 11:40 pm
tom.patros@gmail.com wrote:
> Our 1960 split level has a sump pump in the basement that kicks on 5-10
> times per day (we live in upstate NY in a region with clay soil and a
> high water table). When we first moved in, the sump drained directly
> into the main house drain and out to the sewer (a no-no in most
> municipalities). We corrected this and the sump now drains out to the
> back yard (approx 20ft from the house).
>
> I would like to bury the drain pipe and have it run 30+ ft away from
> the house. However, I'm not sure how deep to bury the pipe.
>
> Our frost line is quite deep here (42", I believe - again, upstate NY).
> But, since this is a drain pipe (that should be empty unless the pump
> is actually running), do I need to go that deep? Can I get away with,
> say, 2 feet?
well, if you use a 4'' pipe i don't see the need to go down lower than
a foot. give it a good incline (min 1/4'' per foot) and put your
digging energy into a big drywell.
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