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Moving shed 30 feet

Raisedonadeere

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Jul 31, 2017
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436
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Central KY
I need to move a 12x16 shed about 30’ from its current location. It has 40 amp 220v underground power connected to meter base 50 feet away, either 6 or 8 ga in 1 1/4” pvc conduit. I use it as a shop for mower, tractor and other dirty projects including welding and grinding. Is there anyway to avoid pulling new longer wires by making some kind of extended connection. I could mount a disconnect on a pole and extend to new location but the pole will be greatly in the way. Pulling new longer wire would add $150 to cost of move. I have gads of disconnects but would love to do something underground to avoid re-pulling wire or having a post.

Best I remember you simply do not make underground connections with thwn wire but just checking.
 
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Bert_

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Dec 24, 2016
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NW Iowa
If it's pulled in conduit it needs longer wire or an accessible junction box. Since the distance is pretty short I would pull new wire.

Could pull aluminum if you want to cut costs. #6 or #4 xhhw is cheaper.
 

johnnyradiant

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Mar 27, 2017
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Vancouver, BC
When the move is done you can sit down and bare the old wire and get scrap $ for it to off set the expense a few cents on the dollar.

If you move down the line a bit more and put a junction in at 40' (arbitary distance) away from new local instead of 30' would that then be out of the way? If an above ground junction was allowed by code I would imagine it wouldn't have to be very high above ground and could be 'hidden' amongst some landscaping instead of a lone pole in the middle of nothingness.

Assuming the existing is in an ample sized conduit I would think that the pulling would be one of the simpler tasks of moving the whole building.
 

Bert_

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The cost of the junction box and all the work will be more than just pulling new wire.
 

sparky 1971

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I just looked. My cost for a 12X12X12 in-ground jbox is $90.00. You would still have to extend the conduit. Might as well just pull new wire all the way and save the headache.
 

Chucktin

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While I have done similar, cheapo me!, I now have to agree that replacing the run with a longer cable is a best practice. One fly in the ointment I see in the join to lengthen the buried conduit but there are watertight unions for that.

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Bert_

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While I have done similar, cheapo me!, I now have to agree that replacing the run with a longer cable is a best practice. One fly in the ointment I see in the join to lengthen the buried conduit but there are watertight unions for that.

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No underground electrical conduit is considered watertight. It's normal to have water in them.

Assuming it's pvc a regular glue on coupling is all that's needed.
 
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Raisedonadeere

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Central KY
Ha, I just did a read up on direct burial junction boxes I was aghast when I saw one video where there were open terminal connections in the box, like you see in panels. Something doesn’t fit. I have never seen conduit that did not get wet inside, even if well sealed, because of condensation from warm moist air in structure hitting the cooler conduit interior.

Got that lesson one day when I finally got around to doing a pull through conduit that had been buried a few months prior. Just because it was there I directed air nozzle at open end of downstream end of conduit and promptly saturated the main panel with water. Once I figured out that the source of the water was condensate I sealed shed end of conduit with foam.

So unless there is some sort of sealed termination it would never occur to me to burry a junction box.

As the saying goes, “I don’t want no trouble” so I am pulling wires.
 

mark#3

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Feb 2, 2014
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404
Power companies splice underground wires all the time(I've done it while working as a lineman)
 

mark#3

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Power companies splice underground wires all the time(I've done it while working as a lineman)
 

Bert_

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NW Iowa
Power companies splice underground wires all the time(I've done it while working as a lineman)

Yes but the difference is this isn't direct bury. I've spliced plenty of urd to repair it or extend it.

You don't splice wires in a conduit
 
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