Questions tagged [building-regulations]

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27
votes
7answers
93k views

Extension cord and power strip safety

I've heard that there are some safety and building code issues involved with using extension cords or power strips (surge protectors) for anything other than temporary use. What are the issues, and ...
20
votes
6answers
1k views

What “code” applies to projects that I do in my own home?

A good portion of the answers and discussion on this site references "code". What does a DIY-er need to know about code as it relates to project in their own home? Most of what I can find online ...
19
votes
8answers
52k views

Does a homeowner need a permit for electrical work in Massachusetts?

Does a homeowner need to obtain a permit from the town in order to do electrical work on his own house in Massachusetts? The unofficial answers I can find online (e.g., this forum and the websites of ...
18
votes
2answers
14k views

Is there supposed to be a gap between the wall and the roof?

We bought a new house last year. Going up to the loft we noticed there is a considerable gap (5-6 cm) between the roof and the wall, like this: Is it supposed to be like that? It's freezing up there ...
18
votes
4answers
106k views

What is the proper way to run wires along/across basement ceiling joists?

I want to add an electrical outlet in my unfinished basement. It makes sense to run the wire along the ceiling because that's where all the other wires are. What is the proper way to install NM ...
17
votes
3answers
11k views

Is notching a flange on an I-Joist ever acceptable?

My home builder said that the following notch in a flange on an I-Joist was acceptable, but I've read that you're never supposed to do so. Is that true?
11
votes
8answers
18k views

Can I put an outlet inside of a wall?

I want to mount a tablet to a wall with a charger but I don't want the charger to be visible. Can I put a normal wall outlet in the INSIDE of the wall and just plug in the charger inside the wall? ...
11
votes
6answers
45k views

Why won't HVAC supply stores sell directly to the public? [closed]

I am quite shocked that every store in my very large metropolitan area that sells HVAC supplies requires purchasers to have HVAC contractors license. Which makes it very difficult for a very ...
10
votes
1answer
3k views

Foundation for structure on bedrock

We have the mixed blessing of a giant swath of exposed Canadian Shield on our property in Ontario. Literally a big flat area of exposed rock, no soil whatsoever. Scale is hard to see, but a ...
8
votes
3answers
14k views

Does the code inspector look at preexisting work, or only at recent work?

I would like to have my service panel upgraded from 50 to 200 amps by licensed electrician, but am worried about preexisting code violations. If I had it upgraded and a building code inspector came ...
6
votes
2answers
2k views

Where can I get electrical plans for my new house?

I'm planning a few upgrades to the wiring in my condo that will require filing plans with the city. It would make my life a lot easier if I had the existing electrical plans (and probably other ...
4
votes
2answers
3k 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 ...
4
votes
3answers
2k views

Is having a window in a room that is below grade a requirement?

This would be in Charlotte, NC, Mecklenburg County. I vaguely remember hearing somewhere that rooms that are below grade are required to have a full size window in them or they can't be considered ...
4
votes
2answers
4k views

Timer needed on bathroom vent fan?

Does the International Building Code (IBC), or International Residential Code (IRC) require a timer on bathroom vent fans? (I realize all code is local, but just trying to get the standard rule.)
4
votes
1answer
2k views

How much weight should a deck of a given area support?

How much weight should a deck of a given area support, either according to building codes or convention? In my local (Massachusetts) building code, I found the answer for floors (40 lbs/ft2 live load)...
3
votes
1answer
669 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 ...
3
votes
1answer
879 views

Can an alcove tub be installed with most of it behind a wall?

Please forgive the quick sketch for the concept, but I'm wondering if the following is prohibited by code, or failing at that, a bad idea in general. I have a small (6'8" x 9'3") bathroom that needs ...
3
votes
4answers
47k views

How close can light fixtures be to fire sprinkler heads?

I'm planning to add several rows of fluorescent light fixtures in my garage, which has partly recessed fire sprinkler heads. Does code specify how close fixtures can be to the sprinklers? Common ...
3
votes
3answers
5k views

Popup outlet on kitchen island - is it against building codes? California

I've seen these small round popup outlets. I spoke with a contractor we have doing a remodel of our kitchen and he said it would violate building codes. Didn't even give me a chance to show him what ...
3
votes
1answer
432 views

Am I required to replace a non code compliant balustrade?

I am purchasing a flat in Brisbane, Queensland Australia. Prior to purchase, I had the building inspected and they've noted that the balcony balustrade doesn't meet height requirements for my ...
3
votes
1answer
545 views

What is the safe/proper way to run non-metallic conduit between floors?

I need to run a CAT5 line and a 22/4 alarm wire from my 2 story attic to the first floor. I have access to the interior of the walls (I will re-dryboard). I'd like to run carlon ENT from the attic ...
3
votes
0answers
65 views

Can the parties who sign a building permit be liable in any way, shape or form of water damage to a building? [closed]

Suppose you have a condo building. That condo building was built 10 years ago. The statutes of limitations is only good for 6 years (for negligence purposes). There is water damage to the condo's ...
2
votes
5answers
37k views

Do I need a vent fan in an interior laundry room?

I am renovating a few rooms including an existing laundry room. It currently has one exterior window and another openable window onto an existing mudroom (which also has exterior windows). After the ...
2
votes
1answer
157 views

What is the difference between “Planning Permission” and “Building Regulation” in the UK and when do I need to get them?

It can be very confusing to know what is covered by “Planning-Permission” and what is covered by “Building Regulation”, so can we have a short answer with links please.
2
votes
2answers
4k views

In Canada (Ontario, specifically), is 'CL2' rated cable acceptable for in-wall installation?

I've got a bunch of cable to install in the wall for my basement reno and have an excellent source for various cable types (speaker, video, cat6, etc), but the cable 'only' has the US CL2 rating, and ...
2
votes
3answers
1k views

How to buy a land and build a cottage in the United States?

I plan to buy a small residential land (<1 acre) to build a vacation cottage there. Since I want to explore possibilities across different states, I am searching for possible options over the ...
2
votes
1answer
40 views

Running wire through sole plate and joist at an angle

I am cutting a new outlet in the wall between my living room and dining room. Below is an unfinished garage with completely accessible joists where I can run wire. There are double joists directly ...
2
votes
1answer
503 views

Can I get bathroom permit in old house (1950s) which doesn't quite meet modern codes?

I want to add bathroom in my basement. The house was build in 1950s so its old. The basement ceiling hight is not great, max 7 ft (unfinished area). I have had couple of contractors and plumbers come ...
2
votes
1answer
929 views

What does the Plumbing Code say about securing a bathtub faucet to the studs?

My son is renting an apartment. It looks as if the bathtub faucet (spout and valvehandle) are only secured by the grout of the tile and haven't been properly secured at all to the studs. I know that ...
2
votes
2answers
262 views

Can PEX be used for the trunk

Currently I have a length of galvanized steel pipe (3/4") from the water meter, which is feeding the main trunk (3/4" copper). The water pressure in the house is very low, and I suspect it is due to ...
2
votes
2answers
192 views

Building code in Canada

Are there any online resources for determining building code requirements in Canada? For example right now I need to know what the proper diameter for a dryer vent to the outside should be. Last ...
2
votes
1answer
123 views

How close can garage overhead storage be to fire sprinklers?

I've recently been looking at getting overhead storage racks for my garage which has several standard pendant sprinklers. The racks I am looking at are 4' x 8' and have rigid brackets, vertical posts,...
2
votes
1answer
1k views

How do you determine the date a house was built?

I was told our house was 18 years old when we bought it. The date it was "built" was listed as 1998. However, the building permit was issued in 1996. What determines the date a house was built, when ...
2
votes
3answers
12k views

Can I install a sink that drains into this floor drain?

I would like to install a sink in my basement but the only drain that is close to it is being used for the HVAC. Can I use this existing drain for the sink as well? This is roughly how the drain is ...
2
votes
2answers
609 views

Building Regs for 1st Floor Bathrooms

We are installing a Bathroom in an existing bedroom on the first floor of a 3 bed victorian terrace. We've heard building control have regulations regarding the double joisting or sistering of joists ...
2
votes
2answers
46 views

what type of guard rail is needed on an open part of a 5 tread stair

I am putting a long continuos handrail along the closed wall of my stair but need to know what is required at the bottom where 5 steps are open on the other side?
2
votes
1answer
126 views

How difficult/costly would it be to extend a 400V 3-phase domestic supply 150m down a garden in the UK?

I do a lot of technology work for a large country house in the UK. We're currently looking at getting electricity 150m up the garden. Despite being a residential property, the electrical supply ...
2
votes
1answer
605 views

Can I route a drain pipe under a gas line?

I want to reroute an outdoor drain pipe (rain water) to a better location but there is a gas line that is in the path that the drain pipe needs to go. Can I route the pipe below the gas line? I'm open ...
2
votes
1answer
525 views

Do local building codes/regulations control where to locate a gas meter and responsibility for moving it?

I live in California and attempted to earthquake retrofit my foundation but the contractors cannot enter the crawl space under my home to access the foundation because Pacific Gas and Electric (PG&...
2
votes
1answer
202 views

What are the building regulations in the UK for fitting a light in a bathroom?

What designs of lights are allowed? When do I need to get a building regulation inspection?
2
votes
0answers
66 views

Can I keep my outbuilding's 10a classificaton

This question is specific to Victoria, Australia. I have an old (1945) 6m by 7m outbuilding (basically, a small barn) on my property, and I would like to run mains electricity and water down to it so ...
1
vote
4answers
1k views

What can fiberglass insulation NOT touch?

I have some rolls of 15" R-13 insulation that I am planning on installing in my floor joists to help sound proof my basement ceiling. Is there anything that the insulation can't touch? I know that the ...
1
vote
2answers
104 views

What does it take (and how) to build on a 'land conservation' parcel? [closed]

I came across a post on Craigslist that was selling x acres of land. It was titled as a Land Conservation. What does that mean exactly as far as what can and cannot be built on it? If it is possible ...
1
vote
1answer
63 views

California building code design requirements for bathrooms

My grandparents have a two bedroom, two bathroom house in El Dorado County that was built in ~1974. One day I noticed something peculiar: while the two bathrooms were connected by a sliding door, you ...
1
vote
1answer
155 views

How should I go about removing these two walls?

We just bought our first house, so go easy on me as I’m not an experienced DIY’er. I have read the documentation available on planningportal.gov.uk, but am still very confused. We’re hoping to remove ...
1
vote
1answer
9k views

What's the height limit of a wood framed building?

Using conventional light framing construction techniques, what is the maximum height of a wood framed building (in floors above grade)? I'm looking for any limitations in current building code, and ...
1
vote
2answers
47 views

Can I leave an unused conductor when running wire for an extractor fan?

Whilst wiring a new extractor fan, I’ve ran out of twin and earth but I have some left over three core and earth from the lighting (1mm^2). The fan doesn't have an over-run and only requires 2+e. It ...
1
vote
2answers
154 views

Is a conservatory considered living space?

For the purposes of zoning, building and assessment, do towns typically consider conservatories to be living space? (A conservatory is a glass walled enclosure attached to one side of a house with a ...
1
vote
3answers
283 views

Are all of these smoke detectors required?

My house has eight smoke detectors; one in the basement, one in an upstairs bonus room, and six on the main floor. The main floor is "T" shaped; the bedroom area forms the top of the "T", and the ...
1
vote
1answer
2k 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 ...