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Blocking is required wherever a fire or draft can pass from horizontal plane to a vertical plane or vice versa. In otherwords, where the wall meets the floor and the floor meets a ceiling. If fire can pass through one section and travel to another, it needs to be blocked. The 2012 IRC code says that a 16" section of fiberglass insulation will suffice as ...


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In all the nail sizes specified in the charts, 10D (3") nails are also an option. In the building trade, that is the size pretty much used everywhere when it comes to nailing up framing in anyplace. In answer to the 8D question, 4 nails will easily fit into the bottom of a 2X4, yes they will cross each other, but only in the plate where the split resistance ...


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If there is a wall directly below it is most likely the "top plate" that the walls studs are nailed to. If there are no studs attached it then is most likely a "stiffener" for the wood lath underneath it. In this case it would be keeping the lath strips in-line and level in order to prevent bouncing or flex. It has been installed there with a purpose unless ...



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