Questions tagged [underground]

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9 questions with no upvoted or accepted answers
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Spacing of underground pipes with differing freezing points

I need to run a variety of electrical and plumbing from my house several hundred feet to the site of my future pool and pool shed. Included in this is geothermal piping, connecting my house geothermal ...
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21 views

Replacing old below-grade sleeves/conduit

Our boiler lines and hot water lines are running from building to building through four 6" diameter sleeves (about 12ft long). They appear to be clay pipe but not sure. Anyway, rainwater now gets into ...
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35 views

Inground trashcan missing neck

I have two in ground trash cans that are missing the neck where the hinge attaches to the lid. When it rains, water gets in and fills the hole. I have a 32 gallon plastic trash can that I put in and ...
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51 views

Department store PT GC lumber

I'm using pressure treated, ground contact lumber like this one bought from Home Depot for an outdoor project in my backyard. Parts of the lumber are buried underground, and some of the buried ends ...
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40k views

What size wire do I need for a 100amp underground 300 ft run?

I want to put in a 100amp subpanel in my garage. The run will be underground and 300ft long. I have a Siemens panel with breakers rated at 60/75 deg C. What is the proper wire size I need? I was ...
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28 views

Running easily replaceable water line underground

I'm running a trench out to my shed for electrical. I'd like to use the same trench for a water line so I can have a spigot back there, and possibly future sprinklers. I'd also like to make it fairly ...
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514 views

wiring up new detached garage

K.I.S.S. Keep it simple stupid. Please remember this when responding because I have very little knowledge of home electrical, mechanic by trade. My House has a 200amp service panel House panel runs ...
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180 views

Nicked and exposed UF cable exits house underground

While digging a hole to plant a bush, I hit the cable supplying power to our lamp post. Due to erosion over the past 40 years, the cable was barely covered with earth, and is now partially exposed in ...
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126 views

Is it Okay to Snake Underground Line that has a Shielded Fernco Coupling?

I need to tie-in a pvc pipe to an existing 4 in. pvc drain pipe. I plan to use a shielded fernco coupling. Is it okay to snake a pipe that has a fernco coupling? Will the snake tear up the fernco? The ...