Questions tagged [ground]

For questions about stuff physically in or on the ground. Questions about electrical grounding and/or bonding should use [grounding] instead.

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31 views

Basement in a mud-brick house near a lake?

For the purpose of the short story that I am writing I have come with an idea of a mud-brick small building (base floor + top floor, just a few rooms), lost somewhere in the north Nigeria. The ...
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2answers
38 views

Safety differences between the various types of outlet (two-/three-prong, grounded/ungrounded, with/without GFCI)

I am an ordinary person with absolutely no knowledge regarding electricity and how it works (things like circuits and such) and I never really cared before until now when I sense potential safety ...
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20 views

Have four-conductor feed at detached garage subpanel, how to verify the ground?

I'm currently rewiring my new-to-me detached garage. Garage is from the 70's but has a newer Siemens panel (previous owners added a hot tub). The feed from my service panel is a sheathed 4 conductor ...
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1answer
36 views

Advice on light switch replacement in old house

The light switch in my bedroom just started having issues. Sometimes when you flip the switch off the light remains on or the light flickers as if it's still getting partial power. The house is from ...
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1answer
81 views

Loud circuit breaker pop with burned neutral wires. Need advice on next steps. Photos in description

At the bottom are some photos to help aid in my description. I have 3 circuits leaving my main panel, traveling ~5 feet behind drywall in NB-B cable to a surface mounted junction box where the NM-B ...
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3answers
164 views

4 prong wire outlet, 3 wire dryer - can’t find ground screw

So I’m not entirely sure where to put the ground wire. Do I need to buy a ground screw for that hole? Or is there something else I can attach it to?
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1answer
26 views

stiff textile material for simple underbed “drawer”

I have a 90cm x 200cm bed in a corner of my room. I want to use the floor beneath it as storage, but in a way that I do not need to crawl under it to get the stuff in the corner. I have a PVC floor; ...
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2answers
171 views

Why am I measuring 60v at some outlets?

The house I bought a couple years ago had a couple outlets in a small room in the basement that didn't work. Now I'm troubleshooting them. It's a finished basement so I can't tear down walls. There's ...
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73 views

Can I touch the metal frame or do I need to ground it?

I live in Eu and I connected the blue - neutral and the brown - hot to the light jack. There is no third ground wire in the cable and i am afraid to touch the black steel frame - is it dangerous, ...
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106 views

Apartment using ground wire as neutral

I was answering a trouble call in an apartment today that a pendant light fixture had come down and was hanging by the wiring. I went to remount it, but noticed that the light fixture wiring was ...
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1answer
276 views

8/2 wire for 240v EV charger

I'm new here. I would appreciate any helpful info. I have installed an EV level 2 charger in my garage. It is a 30 AMP charger. I is around 8 feet away from the breaker box. I used 8/2 wire to be on ...
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2answers
402 views

Do metal outlet boxes act as grounds?

Here’s a photo of the inside of a switch I’m replacing. As you can see it has no ground wire, plus it’s got a blue wire instead of the normal black. All the new 3 prong outlets I installed in this ...
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1answer
105 views

Is this wiring safe [duplicate]

The wall box is from the mid-1950's and my multimeter shows that it is grounded. There are a solid 120 volts when testing between live and ground. I noticed a bare copper wire coming from the cloth ...
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2answers
210 views

Can I combine ground and neutral wires before they connect to their bus bars?

I finally did my 50 AMP 15-40 Nema wiring. Couple of questions on it. I don't have enough ground and neutral wire to reach the ground bar of the electric panel. Is it ok to join both neutral and ...
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83 views

electrical current detected in the stud

I have an electrical current detector that is beeping positive on the 2/6 studs that the 12/3 romex three way wire runs through. The door header that the wires run over at one point also ...
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73 views

Lamp Project With No Ground Wires

Question 1. I am building myself a lamp and I am using a plastic 1 gang outlet box. There are no ground wires. How can I properly ground the lamp? Question 2: Can I attach a metal bar and place it ...
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76 views

RCD wiring with heating cable

Hi, I want to use the heating tape (constant wattage) and I was told that I should use RCD for the safety. I am new to RCD so I wanted to double-check if this is a correct way to wire the RCD with ...
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1answer
64 views

Where do I connect the ground wire of a transfer switch being connected to a sub-panel?

I would like to add a gen-tran manual transfer switch to my electric panel but I live in a condo where the main panel is in an external meter room and my only interior panel I assume is a subpanel. ...
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20 views

Replacing a light fixture [duplicate]

How do I ground a new overhead light fixture? I'm replacing a 2 wire fixture with no grounding wire with a new 3 wire fixture which includes a ground wire. The new fixture is suspended not flush ...
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37 views

Main Electric Panel Neutral Bar

I have a Siemens 200 amp main service panel in my basement. The main service lines are two black and one black with a yellow stripe going to the neutral bar. The grounding bar is attached to a ...
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2answers
111 views

Mysterious ground wire

So I’m trying to replace my old light switches with some nice new dimmers but I have a problem. As you can see in the picture, all the ground wires run up and out of the box to an unknown location. ...
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1answer
183 views

How do I protect the front side of a wood retaining wall?

I have a wood retaining wall made of 3x12 pressure-treated boards similar to the one pictured here. The backside has MiraDrain and 3/4" drainage rock. I have an excess of earth to manage and one ...
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1answer
96 views

Do lights in a circuit have to be grounded for the whole circuit to be grounded?

I have a circuit in my old house (built 1918), it’s gone through many remodels during its lifespan and multiple owners. This one circuit has no grounded outlets, so I had a look behind the outlet to ...
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1answer
59 views

How do go from a single light/fan bathroom switch to a double paddle with no ground or hot wire?

The old switch had just 2 side wires, one for the fan and one for the light. There was no ground of hot. I'm installing a legrand radiant 2 in 1 paddle switch, and it's not working. I'm assuming that'...
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3answers
294 views

Neutral and ground connected to one bus bar in subpanel; should I change?

At my house, there is a subpanel that serves a pool area, served by one 30 amp 240v circuit. The panel, which I think was installed about 30 years ago, has just one bus bar that the neutrals and ...
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69 views

How can I test which mains wire belongs to neutral and which to ground?

I currently live in Spain, in an old building, where apparently electrical codes don't strictly apply... because not all outlets have ground or, indeed, not all connections are grounded. To make ...
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58 views

Electrical wiring hook up sequence

I have found a box that as three duplex electric cables connecting. The neutral (white) from wire 1 and wire 3 are connected. The hot (black) from wire 1 is connected to wire 2, and the hot from ...
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2answers
53 views

Will a galvanized tin roof act as a ground for a magnetic rooftop antenna

I just installed a magnetic based antenna on my galvanized tin porch roof. Will the metal roof act as a ground for the antenna? I am unable to attach a ground block to the antenna cable, because the ...
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1answer
72 views

There appears to be no ground - what do I do?

Hi! Trying to change a light switch in my house. I am Chicago within city limits. House is pretty old...it was “gut rehabbed” in the 80s but that doesn’t really mean anything. Actual building been ...
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1answer
125 views

Is it possible to charge a battery from a live with without creating a second ground? [closed]

This came about out of a conversation with a friend and we were wondering if it was theoretically possible to power a device with a hot wire and have that device's neutral/ground be attached back to ...
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1answer
444 views

Grounding on switch box

Hi all. Firstly, awesome site - learning so much, thank you all!!!! Mid-80's custom home in Florida. Changing out to some smart switches. Seems no ground in box, best I can tell? Was reading ...
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2answers
2k views

No Ground on old dryer [duplicate]

My mom went out and bought a super old dryer to replace one that busted. I'm trying to hook it up with 4 prong cord hut there is no green nut for the ground. Where does the ground go?
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3k views

200amps service - ground rods instead of pipe connection

I upgraded my main circuit breaker today from 150amps to 200amps. See my previous posts here on the same project: Is RC2040M150CH MSP upgradable to 200amps main circuit breaker Neutral on main ...
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1answer
2k views

Old construction, replacing light switch, bundled ground

I am replacing the light switch in my old home (1981). I can see that all grounds are at the back bundled together. Do I still have to legally connect the ground to the light switches' ground screw? ...
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2answers
428 views

Hill side soil erosion control around deck

I've got a fairly large deck that sits, in part, on a hillside. Over the past years the soil is eroding away such that I'm getting worried about the outermost posts. I know I need to put a good amount ...
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1k views

Open ground indication on tester when connecting appliances to any outlet on same circuit

We have 5 double outlets connected on one circuit. Now we noticed that if we connect outlet tester to any outlet it's indicate 'correct', but if we plug appliance to any one of outlets in the circuit, ...
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279 views

As of the 2014 NEC code do tamper resistant receptacles need to be installed on a GFCI circuit?

Replacing 2 prong with 3 prong. Want to protect the entire circuit with a GFCI. Do the outlets I replace have to be tamper resistant if they are protected by a GFCI?
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192 views

Can I cover rebar sticking vertically out of the ground with something that would permit me to pour concrete over top of it?

First off, this project is free from review from inspectors; i.e. none of this has to be to code. I want to pour a concrete column. The column isn't structural - it's like a column you may find at ...
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3answers
1k views

Issues with 4 Prong to 3 Prong Conversion

I've really been at a loss trying to figure this out. Quick backstory: GF moved into apartment built prior to NEC code change so it has a 3 prong outlet. Her GE Profile dryer had a 4 prong plug ...
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1k views

multiple ground wires in a circuit

I have an ac circuit with 3 ground wires. This circuit switches between two ac power sources, accounting for two of the ground wires. The last ground wire comes from a switch. Is it safe to pigtail ...
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1answer
5k views

Can a Ground Wire be attatched to a nail in wood stud?

Guilty as assumed: I've installed a thermostat connected to a single electric baseboard. Is it possible to connect the load and line ground wires to a nail which is attached to a wood stud? OR, simply ...
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1answer
198 views

How to run 10 AWG ground wire along basement wall?

What would be a sturdy and efficient way to mount a single 10 AWG solid core ground wire along an unfinished concrete basement wall (connectors, fasteners, etc)? I'm connecting a server rack ground ...
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2answers
232 views

New style ground attachment

While reinstalling a switch I noticed that the ground lug is different. It contains a hole just large enough to fit a #14 wire. Wondering what the recommended technique is to use this?
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869 views

Properly grounding equipment with a ground screw

I have an NVR that has a power brick and a separate ground screw. What is the "Right way" (read: safest way) to connect this to ground? I've thought of a couple ways to do it. My 4 options are: ...
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3answers
144 views

Can the Distance of a Subpanel affect Outlet Tester Results

I got help with wiring my cabin here: Requesting Evaluation of Power Plan at Rural Cabin and here: Cabin Wiring Plan Revisited I also put a follow up comment there, but now I'm not sure that was the ...
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737 views

Gabion walls as retaining walls?

There's a lot of information about DIY gabion walls, but none of the applications that I've seen on YouTube and elsewhere talk about gabion walls as retaining walls. I would imagine that a gabion wall ...
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1answer
143 views

What mesh to buy (and where to buy it) for gabion walls? [closed]

I'd like to build a DIY gabion wall. I've watched many tutorials, but I'm at a loss on where to buy the mesh the build the baskets from. I saw the mesh at the local Home Depot store and it was rusted, ...
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2answers
2k views

Grounding a 3-prong dryer plug

I just bought a house, and my new washer/dryer is being delivered tomorrow. I have the older style 3-prong 220 outlet, which I know I'm allowed to still use. I also have a 2-prong 110 outlet next to ...
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701 views

Replacing ungrounded receptacle with grounded receptacle on metal box

Bought a house built in 1928 (in Chicago area - everything original to the house is in metal boxes with armoured (BX) cable. Any newer work has EMT). All the wiring is the cloth wrapped wires and no ...
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3answers
5k views

Ground wire from the junction box

Background: I am a regular DIYer just starting out. My question is regarding the ground wire while installing a chandelier. I have just moved to a new location in Ontario, Canada. The house was built ...