Nailing Allowed To Roof Truss

So engineered drawings around here generally just show a bearing point and a reaction.

Nailing allowed to roof truss.

Roof truss nailing with hurricane clips. Trusses designed to bear directly on top of a structural wood support are often attached by toe nailing the truss chord to the support. Most trusses are installed with a couple of toenails and nothing else. But here in the midwest it isn t done.

For those who are uninitiated in the world of fasteners a nailing pattern or fastener schedule is the national state or regional building code allowances for fastening specific materials. I am concerned because we want to do the right fastening schedule but three nails in addition to the hurricane clip splits the wood. Be careful not to split the end of the truss and it would be a good idea to pre drill the end first before nailing. Roof rafter roof truss or roof joist to plate toe nail.

Gusset plate to each rafter at peak. There are hundreds of different nailing patterns for tons of building materials ranging from drywall to trusses and everything in between. Make sure that your truss and rafter are also toe nailed in place before you install your hurricane straps. Step 2 nail each hurricane strap to your truss or rafter with 16 penny framing nails when you install hurricane straps to a roof.

After you get the trusses lined up and ready to nail how many nails do you use at each side and what location or angle on the wood do you nail them in. The truss designer is required to specify truss to truss connections only per ansi wtca 1 1995. Toe nailing used in this type of application is typically required to resist uplift and lateral forces. Rafter plate to each ceiling joist.

This ensures that your trusses or rafters won t move during the installation of your straps. If you use hurricane clips to secure roof trusses from uplift are you allowed to use fewer than the typical three nails in the bearing heel of the roof truss. Rafter to joist with ridge supported 76. Rafter to joist with ridge unsupported 76.

Nail a piece of 2 by 4 lumber diagonally from the inside of the rafter to the edge of the top plate with one nail in each end to hold the truss plumb or level from top to bottom. Wind loads acting on a truss as well as certain multi span. As a rule we do not nail to interior walls unless of course it is a bearing point. But i have no problem toe nailing to the bottom chord to hold the wall or the cord straight.

Hi tommy use 3 16d nails and nail them as shown in the picture above. Roof trusses nail to interior walls. Install a hurricane tie bracket in the joint between the top plate and the bottom board of the truss nailing through each hole in the bracket into the top plate and bottom horizontal of the truss.