For questions generally relating to preventing or avoiding injury in the home or on the job site.

learn more… | top users | synonyms (1)

5
votes
3answers
7k views

Why did I feel an electric current when touching my light switch?

While reaching behind a desk in my office, I leaned against the wall and felt a pinch on my shoulder. I realized I was leaning on the lower screw of the light switch and thought it had a metal burr or ...
6
votes
7answers
223 views

How can I subtly mark a height difference to prevent tripping?

Between two of my rooms I have a height difference of about 4cm. What is an obvious but subtle way to mark the marble floor so the step is obvious, and help to prevent tripping? I'm thinking of ...
5
votes
4answers
1k views

How to I safely anchor a safety line to a chimney?

I am going to be installing an antenna at the top of my brick chimney and I'd like to be able to use a safety line with a fall arrestor. The chimney visually looks OK. I'm trying to figure out the ...
1
vote
1answer
662 views

Can I connect the generator neutral to my mains neutral permanently?

I have a 3 phase 15KW generator with four wires. I want to use it as a standby generator for my house. My house uses 1 phase 220 volts on two wires (no ground as the house is quite old). I have a 3 ...
2
votes
1answer
7k views

How to cover an open/exposed wire fast and safe for a long period?

I have a 3 pin socket on the wall that is broken and I'm going to fix it. And while at that, I also want to fix the wall (re-cement it and paint it again). After I dismantle the socket, the 3 wires ...
3
votes
2answers
2k views

What is an oven anti-tip device and how do you install one?

I'm trying to sell a home, and we're in the inspection / repair phase. The buyers asked for me to install an anti-tip device for the oven in the kitchen, and I'm not even sure what that is. Can ...
-3
votes
1answer
149 views

What is the average life expectancy of heavy duty ratchet straps before they have to be replaced? [closed]

What is the average life expectancy of heavy duty ratchet strps before they have to be replaced.
1
vote
2answers
774 views

Is it safe to wire a plug-in sconce directly to the junction box?

There is a wall sconce that I would like to buy, but it is a plug-in variety and there is no power outlet nearby (only an existing light fixture). Is it safe to cut off the plug and wire it directly ...
1
vote
2answers
117 views

Is is safe to have rainwater recycling tank near the bedroom windows?

Is it safe to sleep near a rainwater recycling tank? Is bacteria can developed and flow into the bedroom when sleeping with the window open?
5
votes
1answer
2k views

Does washing reduce asbestos?

So I was doing some work in the garage a few months ago and dislodged about a lemon size chunk of what at the time I thought was just some old concrete which fell on me and left some dust on a ...
6
votes
2answers
795 views

Can I use two ladders to create a makeshift scaffold?

I have a really high stairwell to do walls around (cca 18 ft). Scaffolding is impractical. I had rigged a temporary platform that I used to hang drywall and it worked well but I had to remove it ...
4
votes
2answers
3k views

Should I convert a single light switch to a receptacle/switch combo?

First I want to say I've done a little research on my question. I'm familiar (I think) with the wiring, but I'm uncertain if my solution is a good one because of what I plan on using the outlets for ...
7
votes
1answer
281 views

What type of clothing is required when working around asbestos?

I find myself exploring environments rich in Asbestos, the specific type of asbestos appears to be both pipes and potentially the cladding around them (steam pipes etc), occasionally broken sheets as ...
3
votes
1answer
189 views

Is it safe to mount a medium-sized air compressor to the floor to stop or limit vibrations?

I have a 220V 6hp 33gal oil-less horizontal air compressor that aside from being noisy rattles all over the floor. Stock Image: I would like to either mount it to the floor or build a small ...
1
vote
1answer
4k views

Why did my surge suppressor make a “pop” sound when I plugged something in?

I bought a surge-protecting power bar yesterday. It's a seven-outlet model, made by American Power Conversion Corp.; I found it at the thrift store for $4 second-hand. It appeared to be in decent ...
4
votes
2answers
656 views

What protection is needed to access the crawlspace under the house?

We have a crawlspace about 2 feet tall under the house. (Scary!) Looks like it has a black plastic barrier on the ground (which I believe is just dirt). How should one dress to crawl under there, and ...
2
votes
1answer
368 views

Is this water heater drain configuration safe?

I've just replaced my water heater and for the first time my house has a water heater drain pan. The washing machine waste line is nearby and I'd like to connect the water heater drain pan to this ...
4
votes
4answers
2k views

How can I safely cut this pipe with an angle grinder?

I have a two inch cast iron pipe w/cup coming up from a concrete floor. There used to be a connection at the cup for a sink drain. That piece was broken by my handy man and subsequently removed by ...
2
votes
1answer
597 views

Can replacing a T&P valve be done as DIY by a home owner?

I want to replace the T&P valve on my gas water heater since it is dripping water all the time. I talked to a couple of people such as my friend and a salesperson at a Home Improvement Store. They ...
4
votes
1answer
106 views

Should I remove limbs before felling a tree?

I'm going to fell a 75' pine in my yard. Should I cut limbs before felling the tree even if they are balanced? I've seen mixed advice. On one hand removing limbs makes the fell more predictable and ...
4
votes
1answer
412 views

Will I cause problem/cracks with jumping exercise in upper floor?

Every day I am doing my martial art practice in upper floor. It contains jumping and power movements which cause sounds downstairs. Is there any problem for concrete by this continuous jerking ...
5
votes
1answer
829 views

Is it possible to earthquake-proof furniture when you have plaster walls?

Is it possible to earthquake-proof furniture (e.g. tall bookshelves) when you have plaster walls? I was dissuaded from attaching to studs by an employee at a local hardware shop, while at the same ...
1
vote
0answers
798 views

What dangers are associated with changing the pilot light assembly on a gas water heater?

My A O Smith ProMax gas water heater started going out at various intervals. I would re-light it and it might stay lit for a few minutes, few hours, or even a day or so. I figured it was the ...
-3
votes
1answer
280 views

How can I install a new bathroom GFCI receptacle? [closed]

How can I install a bathroom GFCI, by connecting it to another outlet?
3
votes
5answers
22k views

How do I pressure test a natural gas line and what do the valve pressure ratings mean?

I'm planning to add an appliance to my house, and will want to do a pressure test of the newly installed gas lines. My main shutoff says 175 PSI, but most of the appliance valves say either 1/2 or 5 ...
3
votes
4answers
5k views

How can I make wooden stairs slip-proof?

My wife loves the idea of removing our stair carpet and putting bold/bright wallpaper on the vertical faces (risers)... ...but we're concerned that the horizontal parts (treads) would be much more ...
1
vote
0answers
30 views

How to verify if the protective earth/ground is separated from the neutral wire in an electrical AC installation? [duplicate]

Possible Duplicate: How to verify if the protective earth/ground is separated from the neutral wire in an electrical AC installation? It's easy to verify which wire is the phase without ...
2
votes
2answers
4k views

Is it safe to shut off cold water entering water heater?

I have a pretty bad situation at my place. I have a leaky shower faucet which has gone from drips to a steady stream. I calculated the flow at .3 gallons per minute. My very old home has no private ...
4
votes
1answer
668 views

What should be on my pre-purchase house self-inspection checklist?

I’m looking at several homes and may purchase one, but realized that I’m probably missing important details when trying to identify potential money-pits. I have a simple checklist so I can save the ...
2
votes
3answers
1k views

Should a fire alarm be installed in the attic?

I installed hard-wired and interconnected smoke alarms through the house. I wondered, though, if a fire spread through my attic I might not know about it until the ceiling or roof collapsed. Should I ...
13
votes
5answers
13k views

How do I keep my Christmas tree from falling over?

It never fails: I bring home a 9-foot pine, cut the trunk flat, remove the lower branches, and place our Christmas tree in the stand only to have it fall over a little later in the evening. How can I ...
3
votes
3answers
514 views

Do I need to plug my snow thrower to GFCI outlet?

I bought a snow thrower with 13.5A power. One area of my house is close to a GFCI outlet but the other side of the house is not. It's just a regular outlet. So I am not sure it can be safe to use with ...
1
vote
1answer
506 views

Cool bulbs into a min 90C fixture with 60C wiring

I bought a light fixture that has a min 90°C warning. The wiring leading up to the fixture is NM (60°C wire). I was wondering if an easy workaround to this would be to install a newer, more ...
2
votes
1answer
524 views

How can I build a vertical hinging stair safety rail/siding?

I live in a New York apartment and want to use the loft bedroom for 4 year old daughter. The stairs are wooden slats built into the wall but completely open on one side...there is no safety ...
3
votes
1answer
839 views

Does my wood stove pipe have to be chrome to be safe to use?

I'm currently renting a house that has a wood stove, and figured that as it's used as a rental property, the stove would be safe to use. However a friend of mine today was telling me that if the ...
12
votes
1answer
354 views

How to make this electrical main safe

An older home has a strung electrical main. The main connects with exposed lugs on the roof above the deck. Not only is the height and location unsafe, while working on the roof today I noticed that ...
2
votes
2answers
948 views

Is it safe to cut a bit into a “Double Header(?)” over a closet door that supports ceiling beams?

So, I a closet with a lot of wood over the door area. I was hoping to make a small window over the door area for a projector. It currently looks like this from the outside. Here are the beams seen ...
2
votes
0answers
295 views

Can Rhino lining be used for a residential roof?

Is Rhino® lining a viable option for a residential roof? I know for many people it is cost prohibitive, are there any regulations concerning polyurethane coatings on a roof? Has this been done before? ...
3
votes
2answers
240 views

What can I do to prevent injuries from the corners of a wooden deck?

We recently had the floor of our wooden deck replaced and in the process, the contractor changed it from having cut-off corners to having real corners. I am concerned with how the new corner sticks ...
3
votes
2answers
745 views

How to safely install a window AC unit?

I have a standard air conditioner. I have just dropped it into the window and slammed the window closed. I am just a bit concerned that If there were high winds or an earthquake the unit could drop ...
8
votes
3answers
4k views

Is an LED light strip safe to use under a bed?

I see a lot of RGB LED light strips being sold on sites like Amazon etc. The lights appear to be of decent quality, run off of 12V but do need up to 5-6 Amps to power. This is a lot of current, so ...
5
votes
3answers
13k views

What kind of gloves do I need for working around electrical wires?

What kind of gloves could I wear before manipulating electric wires if I really want to be safe even after having turned off house electricity? And where to buy them?
12
votes
2answers
922 views

We built a pergola, is it safe?

We found a pergola design that we loved and copied the design but now that it's (mostly) up we are questioning its stability and safety. The 2x6 beams are notched 3" to fit together, which I have ...
7
votes
2answers
743 views

Is a negative reading from a non-contact voltage detector sufficient?

I'm a beginner at doing electrical work, and I want to make sure I'm not taking unnecessary risks. Let's say that I'm preparing to work on some wiring. I have a non-contact voltage detector that ...
3
votes
3answers
2k views

Are there any good videos available that teach basic carpentry?

I apologies if this was already covered but I could only find a thread on books, and it was geared towards someone having some basic skills already. While I am far from useless, I never had a reason ...
1
vote
3answers
2k views

Can I clean my under-the-floor dryer vent?

Our laundry nook is smack in the middle of our house. The dryer vent goes into an interior wall, turns 90° downward, soon turns 90° back the way it came, and goes straight for four or five meters ...
4
votes
4answers
1k views

Risk from installing a “Nest” thermometer without shutting off home power?

I'm trying to install a new Nest-brand thermometer in my parents' house (unscrewing a thermometer from the wall and screwing on the new one. The first instruction in the manual is to shut off power ...
7
votes
5answers
4k views

Is it safe to run a USB cable inside a wall?

I need to extend a USB device from a corner of my room to the above the fireplace. Since I'm already going to be installing some HDMI and audio cables through the wall, I'd like to have my USB device ...
17
votes
4answers
39k views

What is the proper, safe, and effective way to apply diatomaceous earth?

We are looking at using diatomaceous earth against bed bugs. However, we're having trouble finding any reliable information on how to use it properly. Our questions are: how should it be applied? ...
1
vote
2answers
714 views

Recommended palm sander techniques?

I'm palm sanding (quarter sheet) flaking/chipped paint from exterior hardwood siding I want to preserve. I read some hints here, but I'm seeking any other labor-saving hints - this job is tedious. ...