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.

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1answer
56 views

Are there any restrictions for drilling holes in solid lumber joists regarding how close to the ends of the joist? [duplicate]

I've read to not drill a hole greater than 1/3 the depth of the board (I want to drill a 3/4" hole in a 12" board for wiring, so that won't be an issue) as well as not to do it within two inches of ...
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0answers
22 views

City Assessor vs Building Permit [migrated]

I live in NY and went to my local code enforcement office and applied for a permit. I was very up front about everything I planned to do with my home renovation from start to finish. I explained that ...
4
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3answers
72 views

Is a grounded (neutral) conductor required at a switch location that controls a switched receptacle used for lighting?

The National Electrical Code requires that all habitable rooms and bathrooms, have a switch controlled light (210.70(A)(1)). It also allows a switched receptacle to be used, instead of a lighting ...
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1answer
52 views

GFCI Outlet or Breaker

As a part of my renovation of a 1900's cottage I'm completely rebuilding the kitchen. I'm planning on running 2 20A circuits shared between the countertop outlets, fridge & dishwasher. Is there ...
1
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1answer
128 views

Can I use electrical tape for making a splice? If so, how?

What is the approved method for creating an electrical splice to 14 gauge wire intented to carry 110V, 10 amps (standard residential power) in USA? What does code say about tape-splices? The splice ...
0
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1answer
55 views

Loft bed next to a red water pipe

I had a loft bed built into my condo. The bed is up near the ceiling and there is a large red water pipe just above it. It carries the water to the sprinklers but its not a sprinkler itself. My bed ...
3
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1answer
97 views

Three-way switches to control top outlet of multiple receptacles

I am in the process of renovating the livingroom in my 1930's era house which only has two non-switched outlets in one 12x12 room. I would like some receptacles to have one switched and one non-...
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1answer
41 views

Wiring Transition from Inside of wall to Outside of Wall for hard-wired appliance

I am installing an electric kickspace/toe kick heater as part of my kitchen remodel. I do not quite understand how to transition the supply wiring from inside the wall to the space underneath of the ...
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0answers
49 views

Post to beam connections

Here's the issue. I was told that I could find some angle brackets to finish this project (and secure the post to the beam). However, I'm finding nothing that doesn't require we remove the set beam ...
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2answers
37 views

Would a wall mounted TV count as an appliance for the purposes of tamper resistance outlet code requirements?

I was reading this review on Amazon for a recessed outlet where someone points out that it isn't tamper resistant and, as such, is worthless. There is a discussion between the rater and other people (...
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1answer
906 views

Can cable splice devices be concealed?

Devices exist that claim to be able to splice nonmetallic sheathed cables together outside of a box, and in concealed locations. Are these types of devices allowed by National Electrical Code? Here's ...
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3answers
165 views

What gauge wire do I need for my dryer?

I want to add a washer & dryer to my garage, but breaker box is on the wrong side of house. No matter which way I run the wire, its 110 feet of wire required. Will 8-3 with ground work? Or is ...
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1answer
48 views

Best way to run 40 lan cables in loft style office [closed]

I have a project to run around 40 lan cables in loft style office. The office don't have any conduit attached to ceiling at all. The location of RJ45 Jacks is multiple. I wonder what is the best nice ...
2
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2answers
91 views

Conduit Size for Sub-Panel run?

I have old overhead wires that go between my home and a detached garage. The plan is to remove the overhead wires and install a new sub-panel in the garage with an underground (PVC 80) run between the ...
0
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1answer
67 views

When re-roofing and doing a tear-off do I have replace the roof deck with plywood?

My home was build in 1920 and uses planks for the roof deck. I was planning on just removing the old asphalt shingles and installing new asphalt shingles. Makes sense to me; until a contractor friend ...
3
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2answers
1k views

Is framing with screws legal?

A friend used trim head screws for ALL of the 2x4 framing (including the outer walls) of his 2400 sq. ft. house. The house uses 8x8s to carry the load; none of the 2x4 framing is load bearing. The ...
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1answer
36 views

Unswitched hot in Fixture Junction Box

A comment on an answer to this question seems to be saying that its illegal for an unswitched hot to run through a light fixture junction box, even though its not connected to the fixture at that ...
4
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5answers
188 views

What is code or common rule when securing multiple electrical lines?

What is common practice or code when running new electrical lines in a home(15 amp/20 amp) in a basement that feed up to the 1st and 2nd floor of a home? Is there a rule on how many wires can be run ...
0
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1answer
52 views

How to determine if a circuit breaker has GFCI

I recently discovered none of the grounds in the three-prong outlets in my house are connected to anything. AFAICT the only way this is allowed without GFCI outlets is to have GFCI circuit breakers ...
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2answers
134 views

is a permit required for changing old outlets

Do I need a permit to change old outlets out that are cracked or not working and replace them with new ones Thanks
4
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2answers
127 views

Maximum Distance Between Outlets

In an answer to this question Iggy's answer contains a picture that says "Maximum spacing between receptacles on the same countertop space is 4ft." Does this mean if I were to build a house with 28 ...
3
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4answers
496 views

Renovation for Dummies

I am about to close on the purchase of a small (1000sqft) cottage which, although it is habitable, is in desperate need of some tender love & care. I am an avid DIY nut and have have already done ...
3
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2answers
82 views

Are barrier terminal blocks or bus bars inside a junction or weather-proof box up to NEC code?

I'm going to be adding some Particle Photon relay control to some receptacles so I can remotely turn on and off appliances and lighting. I'm going to house the Photon board and relay in a weather-...
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2answers
66 views

24" OC Interior Wall Framing for UDC

I am framing my basement tomorrow and I'm thinking of using 24" OC for my interior non-load bearing walls. I plan on using 2 sheets of 5/8" sheet rock with a noise dampening compound. Is 24 OC legal ...
3
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1answer
37 views

How do I handle the grounded neutral for a simple switch?

I trying to move a switch, which is currently in a 2-gang box. The 2-gang box will need to stay in place (and covered with a plate) as it is also the junction of some other stuff (currently power ...
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3answers
180 views

Why can the connections of a recessed light be buried in drywall, but not junction boxes?

I'm redoing lights in our kitchen and have to splice some lines. I have read numerous threads that all say you cannot bury the junction box in the drywall, it has to be accessible. The recessed lights ...
3
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1answer
101 views

Round hole, rectangular junction box

I am installing a new light fixture into ceiling. There is a round hole there right now (from a recessed light that I removed). The problem is this round hole is just short in diameter of standard ...
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2answers
78 views

european outlets in an american building

I have seen european outlets in industrial equipment made in europe but installed in the united states (often with a 480/240v step down transformer), and I have come across a couple people who want ...
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0answers
48 views

Are drain-clearing bladders safe?

I advised a friend to use a drain bladder to clear a sink clog. Turns out there was a vent that didn't connect to the main vent stack--it just terminated inside the wall. So she put a bunch of water ...
3
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2answers
91 views

Can I run NM wire through this type of flex legally

This flex is sold along other types of NM wire molding, but I can't find anywhere where this product explicitly allows NM or not.
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3answers
532 views

Is any of this plumbing work a code violation?

I've repaired plenty of pre-existing plumbing, but don't know enough to put all new plumbing in a house, so I hired it out. Some of it it is fine, but I'm unhappy with the rest of it, and since I'm ...
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0answers
31 views

code for installing electrical panel in old construction (CA) [closed]

I'm about to embark on a project where an older, inferior brand 125amp panel from the 1960's will be upgraded to a modern 200amp panel. I've been doing some research prior to getting the project ...
5
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1answer
153 views

How do I handle ground wires in 2-gang box with circuits coming from separate breaker boxes

In my house, I have 2 breaker boxes- in the basement there is a 200-amp main box, with the ground and neutral bars bonded. Feeding the main floor, there is a 100-amp sub-panel (branched off the main ...
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1answer
106 views

California code requirements for electrical panel placement height

I'm trying to get some wires to reach the bottom of my electrical panel. How high off the floor can I put my panel and still meet code requirements... or what section of which code can I find this? I'...
5
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1answer
355 views

When using US-colored 14/3 for a simple switch does the red wire need to be marked?

In a typical switch loop (from the past) where 14/2 is used, the white wire should be marked on both ends with black tape to indicate it is a "hot" wire just like the black wire. In a 14/3 cable, the ...
1
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1answer
55 views

Is it typical that smoke detectors in adjacent apartments be linked?

I rent the downstairs apt of what used to be a garage. There is one other unit located on the second floor. My smoke alarm was going off frequently without my knowing why. Landlord finally told me ...
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0answers
53 views

North Carolina Code question for splicing 6x6 posts

I have a 48 X 10 second floor deck with 6X6 posts. I want to add a roof above about half of it. It is not feasible to replace the 6X6's with longer ones as I would basically end up replacing the ...
3
votes
1answer
108 views

Mystery Electrical Voltages in Duplex Junction Box

So I'm finally getting around to installing the ceiling to floor bookcase in my home office. There is a single duplex outlet that I intend to reverse from facing into the office, to facing outwards ...
5
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1answer
104 views

What code requirements exist for low-sill, upper-floor windows?

I own a house in Texas (USA), built in 1885. I am renovating, enclosing the second floor back porch; it's essentially an addition, with a bathroom, a storage closet, and a hallway. The area will be ...
4
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2answers
1k views

Building code requiring rooms to have internal windows?

I am staying at the Radisson in Colorado Springs this evening and I notice that some of the rooms, in an extension built about 15-20 years ago, have large security windows facing into the hallway. The ...
0
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1answer
116 views

Why are 3-1/2 (16d) nails so hard to find?

So I'm a little confused. It seems like 21 degree fullhead framing nailers are fairly standard. According to the http://codes.iccsafe.org/app/book/content/2015-I-Codes/2015%20IRC%20HTML/Chapter%...
0
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1answer
42 views

Deck joists and ledger gap

Sorry if my terminology is bad, I tried to pick up some of the terms and do some research in the ICC before posing the question here. I've got a contractor replacing a deck for me and I noticed that ...
3
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3answers
163 views

Do I have to connect the grounding electrode at a detached garage to the grounding electrode at the main structure?

Article 250.32(A) of the National Electrical Code, tells us that we need a grounding electrode at a detached garage. It also says that it has to be "installed in accordance with Part III of Article ...
3
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4answers
209 views

In a secondary panel, are grounding and neutral bus bars required on each side of the hot bus bars?

In a secondary panel (not a service panel), the grounded (neutral) bus bar is to be kept isolated from the grounding conductors (250.24(A)(5)). In article 408, the code has this to say... National ...
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2answers
348 views

Can a white (or other color) wire be remarked to serve as a grounding conductor?

In a question related to plugging in a device with a 6-20P Plug (240V Ground + 2 Hots) into a 10-30R (120/240V Neutral + 2 Hots) receptacle, I suggested replacing the outlet with a 6-20R and using ...
2
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1answer
147 views

What can happen if someone doesn't get a building permit for a renovation?

What are the possible repercussions if someone doesn't get a building permit when doing a renovation? I have heard many people I know say they never got a building permit to get "x" done and they have ...
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1answer
66 views

Finished basement outlets, GFCI or AFCI?

I am finishing a basement and I am not sure if I need to install GFCI or AFCI outlets. Is it better to use a GFCI/AFCI breaker instead of the outlets? NOTE: the finished basement will be used as a ...
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3answers
114 views

NEC 6/12 rule clarification

I understand that you must have an electrical receptacle 6 feet from any obstruction or break in the wall, such as a doorway, and no more than 12 feet from the previous electrical receptacle. Does ...
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3answers
68 views

Basement egress through office

I have a question that is similar, but different, than: Can I have an office in my basement without egress? I want to finish off my basement as such: My question is, by putting the red walls up, ...
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0answers
45 views

Stairs codes for length between last step and door opening?

Hi I want to add a door to the bottom end of my stairs but I want to check the building codes first so that I will not be caught in a house inspection if I am going to sell my house. I could find ...