For questions generally relating to the internal structural members of a home or other structure that form walls, ceilings and roofs, including studs, plates, headers, beams, and joists.

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3
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2answers
6k views

How to frame a door in a passageway?

I'd like to add a door into the entrance of a passageway which leads into the bedrooms. The entrance dimensions are 87 1/4 X 39 3/4 and is drywall. it seems the standard door widths are 36 X 80, so it ...
3
votes
2answers
5k views

Interior wall installation over hardwood finished floor?

I'm looking at moving my interior walls around. We are planning to keep our existing floor and replace open spaces with the same floor. We will be refinishing the floors when the wall moving is done. ...
3
votes
1answer
3k views

How do I attach the framing of a shorter wall to a higher wall above concrete?

Back again with another framing question that I simply haven't been able to answer. For Reference: Gray - Concrete Pink - XPS Insulation Darker Browns - Existing Wood Light Brown w/ Dashes - new ...
3
votes
1answer
201 views

What causes seasonal doors and how do you prevent it?

I understand that wood expands and contracts based on temperature, humidity, and other factors... However in our house the doors are really subject to seasonal changes. For instance my bedroom door ...
3
votes
1answer
38 views

What is the most important aspect of plumbing door frame

When installing the rough framing for a door frame, what is the most critical thing to get right? Since lumber is rarely a perfect, uniform, straight piece of wood, there are going to be all sorts of ...
3
votes
2answers
955 views

Newly framed bathroom wall not square, how bad will the tile look?

I'm in the middle of a new bathroom install and have hit a bit of a snag with a bathroom wall being out of square. This bathroom was just framed from scratch, and as you can see from the attached ...
3
votes
1answer
1k views

Can I build 11' x 5.5' loft with 2x2x8 beam and 2x4 joist?

I have looked at a lot of span tables and calculators and am not sure if I can safely build this loft. It is in a garage and will need to bear the weight of two or three people and a build-in desk ...
3
votes
1answer
556 views

What is the proper way to frame in a room?

I'm looking to frame in this room (photo 2) to utilize the space for a 1st floor bathroom / 1st floor laundry room / storage. I think I have the process down having seen my uncles and brothers houses ...
3
votes
2answers
65 views

How much surface area do you need on studs to hang drywall?

How much surface area do you really need to hang drywall on studs? I received a shipment of lumber, and most of them have wane on both edges of the studs, which means I can't "bury" the wane on the ...
3
votes
2answers
52 views

Lath and Plaster Framing: a Floating 2x4?

I'm putting a bathroom in upstairs. I sistered the joists (red arrows), but there is a 2x4 (blue arrow) laying flat directly above a wall that is between the downstairs office and the dinning room. It'...
3
votes
1answer
91 views

What is longest distance without attaching a top plate of interior wall

I have an interior wall in a building with metal roof trusses and drop ceilings. There are no wooden truss members or joists to attach the top plate of the wall. The interior wall will attach to an ...
3
votes
1answer
171 views

Should there be waterproofing between the rim joist and ledger on new construction?

My new house is being built with a deck and I noticed that the framer has fastened the ledger directly to the rim joist without any sort of waterproofing between. The sheathing which is Zip system ...
3
votes
1answer
852 views

Should I frame a wall before or after installing the subfloor?

I just ripped out the subfloor in my bathroom to make plumbing easier since I am changing the layout of my bathroom. I also want to increase the size of the bathroom and eat into the walk-in closet ...
3
votes
1answer
630 views

What types of materials should I consider when designing a bench?

I am building a dividing half-wall/shelving unit to separate my living room from entrance door. I am planning to put a bench on the side closer to the door (so me and my guests can sit down while ...
3
votes
2answers
1k views

Are there span tables published for repairing a cut roof joist?

A roofing company mistakenly cut a 2 foot section out of a roof joist, on my home. I'm seeking a reference to what would constitute a proper repair, preferably a prescriptive code or a load table. ...
3
votes
3answers
115 views

What kind of jacks are used for lifting of framing in various situations?

I have two vertical house jacks from the local tool library, which I've used to support framing during extensive dry rot and termite repair: I'm into a section where the house jacks won't work. I ...
2
votes
3answers
41k views

At a 6' span, how much can an SPF 2x4 turned on 3.5" end support?

The ends are secured, so how much load can a 6' span of SPF 2x4 support when turned on 3.5"?
2
votes
1answer
2k views

What framing do I need to build a garage with 13 ft walls to store a boat?

The garage door has to be 12x12ft and I need at least 12in of space between the top of my door opening and the ceiling. What changes do I need to make to the traditional framing techniques to support ...
2
votes
2answers
31 views

A-frame angle for swing

I'd like to figure out the smallest angle possible for the kid swing A-frame. I will be using 4x8 beam on top and 4x4 for the legs. I am reading two sources and each has different angles: This site ...
2
votes
2answers
4k views

Attaching non-load bearing walls to steel I-beams

I'm preparing to remodel my basement. A steel I-beam runs the length the of the basement with vertical steel columns spaced periodically across the span. The beam is 5" wide and 8" tall. I'm ...
2
votes
3answers
1k views

Make new walls match thickness of old walls

I'm working in a 1952 house and the studs used then are apparently 3 5/8" thick instead of the studs today at 3 1/2". I know it's really close so I'm wondering if I fill in door ways along a wall to ...
2
votes
2answers
8k views

What type of nail gun is recommended?

Was reading this post: Are cheap electric brad nail guns worth it for fixing mouldings? I'm in the middle of fixing up an older home. I have an air compressor with a couple air powered brad-nailers (...
2
votes
2answers
1k views

How do you install blocking in a straight line?

When installing blocking that is staggered, you can end-nail it. But what about when it's important for the blocking to be in a straight line? For example, when you want to support butted-edges of ...
2
votes
2answers
3k views

How do you frame a wall around existing pipes and ducting?

Adding ducting or conduit or pipes to a wall is easy, you just drill or cut a hole. Adding a wall where there is already conduit and pipes poses more of a dilemma, especially if those things are ...
2
votes
2answers
79 views

Triple 2x4 beam post bowing away from foundation wall

We have a fairly new home (2007). I noticed a strange issue that has to be fixed. The pictures below show 3 stacked 2x4's holding up a laminated beam; the 2x4's are bowing out. This is the only stack ...
2
votes
2answers
72 views

Can you lay subfloor on concrete before framing interior walls?

Our unfinished basement has a concrete floor and poured concrete walls. It has stayed completely dry all year for a decade since the house was built. I will be framing the exterior walls 1" from the ...
2
votes
1answer
147 views

How to frame a wall around existing exterior door

Framing a basement. I have a an exterior door that is set in the poured foundation. I'm building my wall that runs parallel to foundation that has the existing door and is ~2-4" from the foundation. ...
2
votes
1answer
462 views

Remove closet center support beam?

I have a bump-out closet in an addition. It had two sets of bi-fold doors, separated by a beam in the middle. The beam seems to bare very little load, and I'd like to remove it for one continuous ...
2
votes
1answer
139 views

What is the difference between LVL 1.9 and 2.0?

A structural engineer gave me a header design using beams made from LVL 1.9. Looking around, I'm seeing more LVL 2.0 available locally. What is the difference?
2
votes
2answers
204 views

What's the point of a thin (1/4" width) piece of wood set diagonally between two studs?

What's the point of a thin (1/4" width, ~2-3" wide) piece of wood set diagonally between two studs? I just took out a piece of drywall for some other work I'm doing, and between two studs, there's ...
2
votes
1answer
1k views

What can I do about out of square rough opening for new windows?

I am building a new patio/sunroom, and I have framed up a small shear wall, along with openings for 2 new 4x6 windows. As I tried to install the windows today, I realize that the openings are out of ...
2
votes
1answer
797 views

What's the best way to lay out sheathing around a doorway?

Does it matter how you sheath around an exterior door? I think it would be stronger to break the sheathing over the door than at the corners, but I'm not sure. The wall is not load-bearing. Studs are ...
2
votes
1answer
28 views

Composite deck stair overhang vs. flush

I am installing composite decking stair and I found there are two ways to do it: One inch overhang: Flush and show fascia edges: What are the pros and cons of each method? I tend to go with the ...
2
votes
2answers
25 views

ceiling joist storage expression

I have pre made truss ceiling joist in the garage. The joists are 2x4x21'. I want to use space above the joists for storage. I want to sister a 2x6x21' or 2x8x21' next to 2x4x21' is this ok? If ...
2
votes
1answer
86 views

False roof frame in ceiling

Have never figured out what this is. There is basically a false roof frame in the attic. The peak is the opposite direction of the actual roof. As far as I know there hasn't been any major remodeling ...
2
votes
1answer
3k views

Which method of framing a soffit around rectangular ductwork maximizes ceiling height?

I need to put a soffit around 18"(W) x 8"(H) x 23'(L) rectangular HVAC ductwork in my basement and I am very near to the minimal code requirements for ceiling height for obstructions before adding a ...
2
votes
1answer
169 views

Can it be appropriate to orient a 2x4 “wide side out”?

When we frame walls, we normally orient the 2x4 with the thin surface facing outward. What are the consequences of orienting the 2x4 so that the wide surface faces outward instead? Does the wood ...
2
votes
1answer
263 views

How should I build a low profile stud wall in a basement?

I'm considering several options for building out a wall in a basement. Unfortunately, due to the way that the stairs leading to the basement are positioned in my house and the spacing I have to build ...
2
votes
1answer
929 views

Should I use traditional 2x4 framing or 1x3 grid framing for a New England basement remodel?

I'm trying to decide which framing method to go with for a particular room while finishing a basement. I live in New England and I already have 2" foam board glued to the concrete using the correct ...
2
votes
1answer
159 views

Ceiling Fan Pancake Box Install

I need to replace a ceiling fan and add a round 1/2" deep pancake box. However, the clearance with the drywall is slightly off and leaves a gap in the ceiling when the ceiling fan is installed. Is it ...
2
votes
1answer
308 views

How to frame ceiling in unfinished basement

My basement is partially finished. One room which is not finished, that I'd like to finish, sits below the garage. The room is surrounded by 4 walls of concrete blocks, has a concrete slab floor, and ...
2
votes
1answer
126 views

Can I safely remove this unused blocking from a load-bearing wall?

In opening up an exterior (load-bearing wall) to re-insulate it and replace wood paneling with drywall, I found a weird piece of blocking towards the top. It doesn't look like it's supporting anything,...
2
votes
1answer
635 views

Can I properly install Roxul mineral wool batts in a mostly-drywalled stud bay by pushing them up from below?

Using my nifty thermal camera, I discovered that my furnace closet's combustion air duct (visible in this question) is getting really hot when the attic heats up, and then (being sheet metal) it ...
2
votes
3answers
1k views

How to install a new window header that overlaps an old one

I'm attempting to move some windows. I have an engineer drawing up the exact plans of how to make sure it is structurally sound, but my question here is more on actual implementation. In one or two ...
2
votes
1answer
2k views

How do I go about framing a half wall into a full wall?

My house has an second floor open loft area with a half wall that overlooks the foyer down below. I would like to enclose the half wall, add a closet and door to create a fourth bedroom. How do I go ...
2
votes
1answer
1k views

Attaching sill plate to concrete, how do I attach framed wall to sill plate?

I am building a 12x12 shed on a concrete slab. I am going to bury j-bolts in the wet concrete so that I can attach the treated sill plate to it. The problem I'm running into is that the nut will be ...
2
votes
1answer
278 views

How large are in-wall heating vents that connect to registers?

I'm curious how large heating vents can typically be when connecting to in-wall registers. Do they fill up the entire space between studs? I'm framing for some drywall patches and would ideally not ...
2
votes
1answer
28 views

Safe deck surround distance for tree

I plan to build a deck around this small bing cherry tree. It's 3" diameter. I will have a beam running around 1 feet next to it on one side. The other 3 sides are flexible in term of what I can do. ...
2
votes
1answer
52 views

Installing a wall vent when stud blocks the opening?

I'm installing a rear duct range hood and need to open a ~4"x18" hole through the exterior wall. A 2x6 stud blocks the hole. I plan to cut the stud and place a header, jack studs, and sill around ...
2
votes
1answer
77 views

Can I build a staggered steel stud wall?

I want to build a house with steel. I'm interested in building like say 8' wide exterior walls, with staggered studs or double 3' studs to prevent thermal bridging; is this feasible? Are the studs ...