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When type NMC cable is run through holes in studs and joists must additional support be provided?
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Factors that affect the size of ceiling joists?
The size of ceiling joists is primarily influenced by the span they need to cover and the load they must support. Other factors include the type of wood used for the joists, the spacing between joists, and any additional load considerations like heavy fixtures or storage. Local building codes and regulations also play a role in determining the size of ceiling joists.
How much weight can hardwood flooring support between joists?
Typically you would not put hardwood flooring directly over the joists. You should first put down a subfloor.
When i have a bath the ceiling in the kitchen cracks how do i strengthen the floor and ceiling to stop this happening?
You would either have to remove the ceiling in the kitchen or the floor in the bath, and add additional joists to strengthen them, or possibly add steel in combination with the joists.
What supports the load of floor joists in a large room?
Floor joists in standard U.S. residential construction are supported on the outer walls by a foundation, typically cement block or concrete. Between outer walls, support may be necessary in the form of a support beam resting on posts which transfers load to a concrete pier.
How do you support a straight staircase that is not sitting on a load bearing wall?
You're going to have add columns supporting the bottom and top of the stringers.Or you can double up the joists on either side of the top and thru-bolt them to stringers.You'll have to double or triple up the joists below the stringers (depending on the span of the joists)
How do you work out if your floor joists will support your bath?
2 x 12 Joists spaced 16" on center are good for any normal bathroom. Make sure you figure out wherte your drains will be so it is not on top of a joist.
How much weight can A DECK SUPPORT?
It depends on how the deckis "engineered". Some could be built that are barely able to support their own weight. Others could be built strong enough to park your car on them. It depends on the type and dimension of wood used for the joists, the spacing between joists and the length of the span.
can plumbing go through joists?
Yes. It isn't desirable but can be done. However you need to understand enough about construction to know how to do it properly without causing damage to the joists and areas around them.
When do you use noggins?
Noggins are used in construction to provide additional support and stiffness to framing structures, such as between joists or studs. They help to prevent twisting or movement in the framing and contribute to the overall stability and strength of the building.
Can roof joists run in a different direction to floor joists?
Yes. Rafters and flloor joists do not have to run the same direction.
Why does upstairs shake when walking?
If your house is wood framed with wood joists, the shaking may be caused by floor joists being too small. This will cause the floor to sink whenever a person walks across the room. Floor joists should be size by an experienced carpenter, architect, or engineer to prevent movement.Another cause of floor movement may be insufficient bracing between the floor joists. This will cause sagging and twisting of the joists.There are several solutions that require the skills carpenter. New joists can be added beside the existing joists to strengthen the floor. Another option is to add one or more beams and columns in the room below the floor. Or blocking can be added between existing joists to add support.
What is the best way to support a roof over a porch when you are replacing the deck of the porch?
it is best to support the joists from underneath with 4x4s. This is going to require two peope to set up. one holds a 4x4 against the bottom of the joists and the other person cuts another 4x4 to go underneath on each end. this will support from underneath and you can access the roof without compromising the structure, or worse, your safety.
