New answers tagged joists
1
Beam jacking is as much art as science. It is a close cousin to house moving. The rate of increase must be gradual to prevent floor covering damage, wall damage and water and gas pipe damage.
The absolute amount you wish to lift will determine what is safe.
It may be that sistering new joists alongside the "water softened" ones is what you really ...
0
In you picture of the drywall, there appears to be a door to the left. What's on the other side of that wall? Is is a closet? Cut a hole through the wall in to the closet and run you vac line down through the floor. Build a plywood or drywall box around it.
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Do you have unobstructed access all the way to the supports at the end of the adjacent joist bays? If so, you could slide in 2 new full-length joists. You might have to open up the ceiling at the other end to install joist hangers.
With 2 new joists in place you could notch your existing joist as big as you need.
Overkill, I realize. But sometimes overkill ...
2
My answer is to cut your two inch hole as close to your drywall as possible. In the picture you went right down the middle and barely hit the joist. Methinks that you could drill right along the side and have to barely notch out the joist below. Might not even have to notch all the way through it. No reason for vac lines to have to be centered in your ...
1
EDIT 2013-05-06 Afternoon:
Great new photo taken in the garage showing the joist layout.
In a nutshell, there is really nothing to worry about ... provided ...
A) the obstructing joist is not carrying a huge amount of weight from say a waterbed or massive safe
B) the joist is not carrying a huge amount of cantilevered weight (out to the left in the ...
6
OK normally load bearing walls will have 2 plates on top. But having 2 plates means nothing.
People frame however they learned to or want. Checking door header also means nothing. Some people flip all door headers - doesn't make the wall load bearing. You can never get into the head of the guy who framed your house. I worked for a construction ...
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