Questions tagged [beam]

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Post Beam Connection

I would like to connect beams to the lower part of posts that extend up to the top plate, to negate having to frame up walls. I can't seem to find any information of code approval in the United States ...
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71 views

Should I be concerned about this rusted support post in a new house?

I’m under contract for a newly built home and noticed a rusty support post in the basement. There are some other small issues with the home too but this one has me concerned. It’s just under a year ...
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3answers
56 views

What is the maximum span for a beam made of two 2x10s screwed together?

This is for a deck. If I make a beam out of two 2x10s, what would the maximum span be? The beams will be 8 feet apart (joist span). They will be resting on posts. The number of posts depends on how ...
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2answers
46 views

How to replace beam with supporting wall

I have an old beam in my barn/garage. The building has a second story, so it is the main support for the center of the building. I want to remove this beam because its very old, and replace it with a ...
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2answers
59 views

What lower-profile options do I have to replace a triple 2x12 beam?

I am removing a center post on my patio cover to create a clear span of 15'. The current beam is 2 2x8s with three 4x4 posts. I have had a engineer friend calculate the load for the roof (pic attached)...
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1answer
36 views

What, if anything can you attach to a beam?

I'm flipping a row home. I had two rotting beams that had to be replaced. Because of the way they align with the existing joists, they will extend below the height of the sheetrock. The two ideas I ...
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1answer
38 views

What can I fill my deck beam trench with to prevent standing water?

I am in the process of building a multi level deck where the second level would be low to grade. As such, i had to dig some trenches (about 10-12" deep) as part of the beams will be below grade. ...
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2answers
140 views

Is there code compliant way to attach deck joists below a deck beam (or at least lower than flush with the top of the beam)?

I am trying to design a roof top deck above a flat roof on a row house. The deck must bear on the parapet walls (4 layers thick structural brick walls on both sides of the roof), it can not bear on ...
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1answer
19 views

Removing mold from exterior concrete or stucco [closed]

I live in an small residential condo building that has an open courtyard with quite a few overhead beams, one of which is developing unsightly mold. As these beams age, they start to shed and chip, ...
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30 views

Opening Load Bearing Wall

I have a home built in 1956 that has a load-bearing wall that is about 2ft off the main support beam in the basement. There is currently a 30" opening in wall with 2x4 header. I would like to ...
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1answer
57 views

What type of beam to span 20ft?

Looking for help understanding live and dead loads and the mathematical equation for what beam to use or help with what beam we should use. We are trying to span 20ft between kitchen and living room ...
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1answer
30 views

Connecting beam to post with T straps

I am thinking of how to connect two beams over three posts to each other and to the posts. In this country (NZ) I found two T straps for this: Simpson APT4 MiTek Bowmac B38 The thing is, that I can ...
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1answer
35 views

Treehouse joists on beams or beside beams?

Looking at treehouse plans online - sometimes you see joists on top of the support beams, sometimes it's all one layer using joist hangers. Is it best if joists are on top or does it matter? Here is ...
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1answer
72 views

What should I use to frame walls inside a concrete structure?

I recently bought a house and it has an unfinished suspended garage (big concrete room with 12’ ceilings in the basement under the garage). The walls, floor, and ceiling are all concrete and there ...
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0answers
11 views

What should I use to seal cracks between stone foundation and sill beam?

I'm in the process of replacing subfloor and joist sistering and noticed some pretty serious gaps between the foundation and sill beam after clearing away the loose debris between joists. Would it be ...
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24 views

Does this swing cross beam installation plan make sense?

I'd appreciate a sanity check for this plan to create a swing set: My porch has a 6x6 vertical support. I'd like to attach a 6x6 crossbeam facemounted on the porch's vertical support, going out ...
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1answer
56 views

4x6 wood swingset beam, single span, center load max lbs?

I'm building a swing set with a 10 ft 4x6 pine beam. I would like to determine how much active load the beam can support at the center point, or at least minimally how much static load. I've ...
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2answers
47 views

Bracket to lay 3× 2x6 on top a 4x4 post?

I am trying to re-purpose existing 4x4 exterior posts to install a swinging seat. The kit that we are using calls for the top beam to be composed of at least 3x 2x6 pieces. Does anyone know of an ...
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0answers
59 views

Freestanding Pergola with 2x12x15ft beams need knee braces to prevent sagging?

I built a freestanding pergola on my existing pool deck. I used pressure-treated lumber, ( southern pine ) eight 6x6 posts sandwiched with 2x12 beams that span approx. 15ft, 14ft and 10ft. All ...
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1answer
42 views

Ceiling and roof sagging in ranch house

The house is constructed with 2x4 trusses, 24 inch on center. The trusses span an open area 27 ft long with no support in between so the ceiling is sagged in the middle and the roof ridge is sagged as ...
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1answer
28 views

How to attach replacement beams to column when repairing pergola

I'm planning to replace some rotten beams on a free-standing pergola. What is the best way to attach them to the top of the existing columns? The columns are hollow squares made of 3/4" boards with a ...
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1answer
58 views

Sizing I-beams for two Floors to replace LVLs [closed]

I had an engineer size some LVLs to help support an existing(sagging) floor. See image for majority of info needed. The Blue beam is (3) 14" LVLs laminated [192" (16' 0") Long] and the Red beam is (4)...
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2answers
49 views

Floor Support Repair

Slight sway in kitchen floor, I Removed a divider wall in a basement and discovered the previous homeowner had removed a staircase and filled in the entryway by adding 2"x 12' joists that are only ...
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1answer
238 views

Are 2 2x10s attached at 2 points enough to hold a a 2500lb floor sitting on top of them for a tree house?

I am wanting to span between 2 trees with 12 to 15 foot beams. I will have one beam on one side of the trees and another beam on the other side. The beams will be supported 1/3 in from one end and 1/3 ...
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2answers
331 views

Can I mount my hangboard on a wooden ceiling beam?

My main worry is that I am 180 lbs and this would have to support my weight
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1answer
86 views

Close up drafty gap between wood beam and concrete wall?

Lots of cold air coming through a variable narrow - about 1-2 cm (0.5 in) - gap between a wooden beam and the concrete wall in the basement (image 1 below). What can I fill it with? Worried about ...
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2answers
95 views

How can I prevent post support brackets from creaking under foot traffic?

I (well, a contractor) added a new addition to my house, and the floor creaks when I walk on it. I crawled under the addition and identified the problem. On each footing, there is a steel bracket ...
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3answers
182 views

Should this 3 ply LVL bear on a single 2x4?

My engineer has designed a 6'6" beam to carry my load and this would consist of 3 LVL glued and screwed together. 7 1/2" LVL. Like most LVL, a single ply is 1 3/4" deep. So, as he has it specified 3 ...
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2answers
123 views

Wood beams for pallet rack wire decking

What size, type, and grade of lumber would I need to use as joists to support wire decking used for pallet racks over an 11-foot overhead span? 42D" x 46W" wire decks supporting up to 2,500 lbs. are ...
2
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1answer
564 views

using C clamp on ceiling beam to avoid screw holes - will it hold?

Trying to install LED panel lights on a loft ceiling. There's a ridge beam I can attach them to, but I'd like to avoid putting in screw holes if possible (this is a condo that has shared structural ...
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2answers
120 views

Proper way to secure a basement post to a metal I-beam

A home inspection noted that the center beam in our basement was not secured. What is required to secure a beam to a column, and is it really required? The house is in Oakland Co, Michigan, so ...
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1answer
228 views

Beam type/size for opening 15ft load bearing wall

I have a 15 foot span with an opening of 8 feet already there. I want to know what size beam I should use to be able to take down the rest of the wall. I’m curious of what size beam would I need to ...
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1answer
80 views

Should columns supporting a beam be fastened to the floor?

I am trying to take down a load bearing wall and have had an engineer draw plans and advise I use a steel beam and columns to support the floor above. Do I need something to secure the columns to the ...
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0answers
20 views

load bearing beam

I need to add a beam to a 28'w x 24'd home. Do I have to run a beam perpendicular to the floor joists (the 28') or can I run several the 24' parallel to the joints? The home was built with rafters ...
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3answers
126 views

How to finish concrete ceiling - beam span calculation

I have a room below my garage (suspended slab). I want to finish the room/ceiling. The room's dimensions are approximately 24' x 23.5' (this is to the walls, which are already framed/dry-walled). I ...
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1answer
181 views

Is it safe for my house's main carrying beam to be two separate beams?

My house is 115 years old. The floors slope towards the center in every direction. I just discovered the main carrying beam is not continuous from the front of house to the back. The first is about 15'...
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2answers
186 views

Can I cut into a header to install a taller exterior door?

I have a double wide mobile home with existing slider and replacing it with french doors. The size is going from 71 1/2 x 76 to 71 1/2 x 80. I don't believe that there are cripple studs above the ...
2
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1answer
274 views

How to Fill Gap Between Steel Beam and Concrete Pillar?

I have a Concrete Foundation Pillar that is 5/8th of an inch too short. What filler materials are appropriate when a steel I Beam will be resting on it? Can I use mortar, or is steel more appropriate?
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1answer
363 views

Contractor cut joists short (followup to earlier question)

We are removing a couple of load bearing walls as part of renos in our home. The engineer specified a W8x21steel beam to replace the load bearing wall. The floor joists are 2x10. The joists are 2x10 ...
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5answers
15k views

Contractor cut joist hangers to make them fit

(edited with additional info re. header) We are removing a couple of load bearing walls as part of renos in our home. The engineer specified a W8x21steel beam to replace the load bearing wall. The ...
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3answers
85 views

Supporting Ridge Beam Post with LVL?

I want to open this span (about 12') and planning to purchase 2 x 10" LVL's which will sit beneath the double top plate that is already there (so our beam will be 12.5" tall x 3.5" thick). There is ...
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1answer
53 views

regarding concrete basement floor and adding wall/supports to reduce sag

I have a basement slab, and a triple 2x10 backbone supported by steel columns. I've got a little sag in one which combined with other issues above, results in less than desired sag in the second floor ...
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1answer
51 views

Load bearing wall above door?

I have a narrow hallway with a doorway right in the middle. I'm trying to get rid of as much of the doorway as possible. I got rid of the trim and this 1/2 inch door frame.... but what's going on in ...
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1answer
166 views

Strange looking garage beam support post

I was looking to buy this house and then realize this room is strange. It used to be a garage but got converted to living space (with permit): It was a single lumber running across so I am not ...
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1answer
53 views

Replacement deck beam equivalence

I have to replace the main beam in a deck at my house. The deck is 10 x 23 and the beam is 6 feet from the wall with the other side of the deck supported from the wall. The deck joists are sistered to ...
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0answers
77 views

Upgrading patio supports

I have a patio roof that is sagging in one corner due to a poorly constructed slab. I am going to install 4 concrete columns 2 ft in the ground and 2 ft above with a post support mounted in the form. ...
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1answer
819 views

Steel beams for 22' interior clear span

I am building a ceiling under an existing roof, covering an area of 22' x 28'. This rectangle will be supported at the two ends of the 22' run, as well as, optionally, one or possibly two ends of the ...
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1answer
78 views

Can I remove remaining studs below already installed load bearing beam?

I recently purchased a two story building that had a load bearing wall removed and a beam installed. When the beam was installed there was about 3 feet of paneling and studs that was not removed ...
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1answer
129 views

removing a exterior wall below a floor joist of the second floor

I would like to remove an exterior wall (15' long) under a floor joist (14x2) that supports a second floor and house roof edge. I was wondering if the joist itself could be used as a beam to support ...
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2answers
286 views

LVL Span Ratings and Beam Placement

I work with LVL beams frequently and see a lot of them placed under I-Joists to carry load of the floor. This is usually no big deal in 9' deep basements but in 8' basements an 11-7/8" triple LVL beam ...