go into your upstairs attic, and find the load bearing walls for your upstairs. the walls you want should be running the same direction as your rafters. build a beam , from wall to wall, that is taller than your ceiling joists upstairs if your c
build the frame of the roof on the ground. frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber. then run joists connecting the front of your roof with the rear every two feet along the length of your roof.
steps: to set the posts above the grade, use shovels to dig footings strategically around the deck frame. holes should be 16 inches by 16 inches and 8 inches deep. mix the concrete according to package directions, pour the concrete in the holes and fill to the top. work with a hoe to remove any air bubbles.
the simplest method, and one that would work well against a two-story house, is a lean-to type of roof. simply put a couple of posts in the corners of the deck farthest from the building, with a header between them, and add rafters up to the roof of the building or attached to a ledger fastened to the wall of the building.
how to build an amazing deck and roof - by adaptit carpentry roof deck stage - small space big build project - duration: how to build a pergola attached to your house
to safely install a roof deck, the roof needs to be able to support about 55 pounds of weight per square foot in general. however, this calculation can vary depending upon what you plan on using the deck for.
step 2. layout the length and width dimensions next to the house in the location of the future deck and mark the four corners and the midpoint of each side. these will be the locations of your 6 inch by 6 inch support posts. use the auger to drill 4 foot deep holes in which to slip the bottom of the 6 inch by 6 inch posts.
a deck on your roof is possible if you have handy and convenient access. to make the space usable and practical, a direct access route to the roof is required. to make the space usable and practical, a direct access route to the roof is required.