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Results tagged with code-compliance
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user 18763
For questions relating to compliance with laws and ordinances of federal, state/province and local jurisdictions. Questions should also be tagged with the specific area of construction involved.
12
votes
Accepted
Why can the connections of a recessed light be buried in drywall, but not junction boxes?
If you search this on the internet you will find the fixture can be disassembled and the j-box can be accessed through the hole that the fixture is in. Therefore the joints are still accessible. Like …
- 20.6k
9
votes
Accepted
Are five conductor wire runs (two neutrals) for two circuits still considered a "multi-wire ...
In this case, is the run still considered a multi-wire circuit for NEC purposes?
Short answer: No
Here is the relevant Code definition:
Branch Circuit, Multiwire. A branch circuit that consi …
- 20.6k
5
votes
european outlets in an american building
The National Electrical Code used here in the US requires that equipment be listed, marked, or approved for the use. The requirement varies with the particular part of the electrical installation. Rec …
- 20.6k
4
votes
Accepted
Running Cable Underground in PVC Conduit - Do I bond the PVC segments before pulling the wir...
Is there a simple, definitive answer to this?
Yes
It may seem more convenient to install the wire as you go in a very few cases but the National Electrical Code prohibits it and is quite clear.
From …
- 20.6k
4
votes
Accepted
NEC 6/12 rule clarification
From the 2014 NEC:
210.52 Dwelling Unit Receptacle Outlets. This section provides requirements for 125-volt, 15- and 20-ampere re-ceptacle outlets. The receptacles required by this section shall be i …
- 20.6k
4
votes
Accepted
Tying additional lights to entryway light -- does that violate any codes?
[see my edit below] No, Arc Fault Circuit protection is not required on lighting circuits. Article 210.12 reads in part:
210.12(A) Dwelling Units. All 120-volt, single-phase, 15- and 20-ampere br …
- 20.6k
3
votes
Accepted
Using 15-amp thermostat on a 20 amp circuit
First off, regarding fixed electric space heating equipment the National Electrical Code has this to say:
424.3 Branch Circuits.
(A) Branch-Circuit Requirements. Individual branch circuits shall be …
- 20.6k
3
votes
In a secondary panel, are grounding and neutral bus bars required on each side of the hot bu...
I think you may be over-thinking this. You can make a connection on either bus without reaching across an ungrounded bus in that panel.
The ground and neutral bars are so located as to give you free …
- 20.6k
3
votes
Accepted
Are barrier terminal blocks or bus bars inside a junction or weather-proof box up to NEC code?
Looks good.
Well thought out and well designed.
I can't think of anything that would be a code violation. Make sure the terminal strips are identified for use with the system voltage and identified …
- 20.6k
3
votes
Accepted
House has no plumbing vent — is this a solution?
I am not a plumber but I think your plan is just fine according to these tables:
http://publicecodes.cyberregs.com/icod/ipc/2012/icod_ipc_2012_7_sec009.htm
http://publicecodes.cyberregs.com/icod/ipc …
- 20.6k
3
votes
Do I have to connect the grounding electrode at a detached garage to the grounding electrode...
Short answer: No
Here's the quote you had:
that are present at each building or structure served shall be bonded together to form the grounding electrode system
Notice it says at each building …
- 20.6k
2
votes
Accepted
Is there anything that forbids an Article 409 industrial control panel within a dwelling unit?
In my reading of Article 409 and the scope of UL 508 I don't see anything that actually requires or prohibits a control panel's installation by occupancy.
The word "Industrial" is a misnomer in my opi …
- 20.6k
2
votes
Accepted
Are all of these wirings code-acceptable for 3-way switching overhead lights?
Michael Karas is correct the 2011 NEC added the requirement for a neutral at all switch locations IF they are inaccessible after installation. If your garage has open framing and will not be drywalled …
- 20.6k
2
votes
Code requirements for adhering wall light to electrical box - does the light need to be atta...
Actually, the code requires larger (heavier than 50 lbs) fixtures to be mounted separate from the junction box. This one is not that heavy but as long as the wires are not exposed it should pass inspe …
- 20.6k
1
vote
Accepted
Can multiple panelboard interior/cabinet combos or loadcenters be chained together to form a...
Am I correct that Code allows you to use sufficiently sized feed-through or sub-feed lugs and wiring to "daisy chain" as many panelboard interiors together as you wish to make a single super-panelboa …
- 20.6k