How To Support Roof Trusses Front Porch 8x16

Fitting the roof sheets.

How to support roof trusses front porch 8x16.

To hold them up until the decking of the roof is placed on top a 12 foot 1 inch by 4 inch piece of lumber is used. Position the rafters on top of the sill plate. If there is also a beam in the middle of the roof divide the total load by three. Flat the most economical flat truss for a roof is provided when the depth of the truss in.

A planar truss like the one above lies in a single plane and is usually used together to form the roof support structure. Align the edges flush drill pilot holes and insert 3 1 2 screws to lock the overhangs into place tightly. Fit the overhnags to the front and back of the shed with porch. As each truss is put up on top of opposite walls it must be put up straight and supported while the next truss is put up.

Custom roof trusses ordered from lumber yard. They are extremely strong and normally constructed off site and made to specific measurements. Joist hangers can help you mount each rafter to the house. 10 inch long 5 8 inch bolts and matching washers and nuts.

Usually trusses are put 24 inches apart. If the deck doubles as a porch it needs to be able to support no more than 80 psf. If one side of the roof is supported by the house and the other side is supported by the beam divide the total load by two as the beam is only supporting half of the roof. One of the major considerations of the porch roof is the support that will keep it from falling down.

The porch roof may match the pitch of your home or have a more shallow roof pitch. Most economical when the difference in slope between the top and bottom chords is at least 3 12 or the bottom chord pitch is no more than half the top chord pitch. Instead of just having an open porch installing a porch roof will enable the homeowner to be able to use the space during times of rain or intense sun. Support underneath the high end.

Decks typically are designed to support 55 pounds per square feet or psf of weight. Divide the total load according to how many supporting beams the roof will have. Scissors provides a cathedral or vaulted ceiling. If the roof is attached to the deck it needs to be able to support the weight.

Bracing for putting up trusses. Use screws to secure the rafter to the sill plate. Adding a roof onto an existing porch can add a lot of character to the front of your home. Porch decks also require larger footings than deck footings.

6x6 lumber for support posts.