How To Build Balcony Roof

First mark all the purlin locations on the deck joists.

How to build balcony roof.

How to build a roof over a deck. Tie your existing deck posts into the roof by extending your corner posts with the 4 by 4 lumber. Then stretch a string between them. Lower than the purlin along the house 12 x 1 4 3.

Make a cutting on one of the sides of the horizontal roof beam on an angle. Install the purlin along the house and the outer purlin. Frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber. A pair of comfortable furniture and plants would decorate your outdoor space quickly and easily.

Typical decks are designed to support 55 psf lbs per square foot. You have to do it thoroughly so that the rafters sit flush on it. Drill through both pieces of lumber at each mark with a paddle bit. Check local building code to see if you can attach a patio roof directly to your deck.

For example you may need to create a 4 by 10 beam out of two 2 by 10 pieces of lumber. Porch decks require 25 additional psf for roof loads for a total of 80 psf. Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch. If the span under your deck is 12 ft for example the purlin at the outer end of the deck should be 3 in.

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. Clamp the lumber together. Attach the horizontal beam by using a nail gun. Mark the top and bottom of the beam every 3 feet 3 inches in from the edge.

Adaptit group are your south east queensland construction experts. If you have a patio or balcony in your home or apartment you need to do as an extension of the interior. I am working on a roof deck. We compiled 100 design ideas for patios roof terraces and balconies which could help you create a pleasant and relaxing environment.

Building on an existing deck. Create beams to the architect s specification in terms of length and thickness. I repair replace and build decks i do not notch my 4x post but when it is there already i like to use metal bracket on the two sides and if possible go underneath the deck and beef up the framework and add more support were i can the main idea in my opinion on rail system and support depends on how high the deck is. Build the frame of the roof on the ground.