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Default Underground Wiring: Type ?

New:

For running 110V wire to an outdoor lampost, but the run will be
underground.

Is there, these days, some directly buriable (like the NM variety used
indoors)
that can be used per code, without the necessity of running it in a buried
conduit ?

Thanks,
Bob


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Default Underground Wiring: Type ?

On Jul 5, 8:42 am, "Robert11" wrote:
New:

For running 110V wire to an outdoor lampost, but the run will be
underground.

Is there, these days, some directly buriable (like the NM variety used
indoors)
that can be used per code, without the necessity of running it in a buried
conduit ?


I lifted this from an earlier thread to simplify matters for you:
NEC table 300.5 allows for 12" burial depth for type UF cable used on
residential branch circuits rated 120V or less with GFCI protection
and
a maximum 20A overcurrent protection. Note 4 clarifies this.

R

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Default Underground Wiring: Type ?

In article , "Robert11" wrote:
For running 110V wire to an outdoor lampost, but the run will be underground.

Is there, these days, some directly buriable (like the NM variety used indoors)
that can be used per code, without the necessity of running it in a buried conduit ?


Yes, there is. It's called Type UF (Underground Feeder), and it's readily
available at home centers and hardware stores. If the circuit is 20A at 120V,
or less, and protected by a GFCI, you can bury it as shallow as 12 inches
without conduit.

If any part of the cable will be above ground, you need to make sure you get
cable that's rated for exposure to sunlight, and you may also need to make
provisions for protecting it from physical damage.

--
Regards,
Doug Miller (alphageek at milmac dot com)

It's time to throw all their damned tea in the harbor again.
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Default Underground Wiring: Type ?


"Doug Miller" wrote in message newsa6ji.25253

Yes, there is. It's called Type UF (Underground Feeder), and it's readily
available at home centers and hardware stores. If the circuit is 20A at
120V,
or less, and protected by a GFCI, you can bury it as shallow as 12 inches
without conduit.


Check your local code. Our building inspector wants 18" deep.


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Default Underground Wiring: Type ?

In article Am7ji.8889$DM4.2798@trndny06, "Edwin Pawlowski" wrote:

"Doug Miller" wrote in message newsa6ji.25253

Yes, there is. It's called Type UF (Underground Feeder), and it's readily
available at home centers and hardware stores. If the circuit is 20A at
120V,
or less, and protected by a GFCI, you can bury it as shallow as 12 inches
without conduit.


Check your local code. Our building inspector wants 18" deep.


Good point -- local codes *always* supersede the NEC.

--
Regards,
Doug Miller (alphageek at milmac dot com)

It's time to throw all their damned tea in the harbor again.
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