Building A Roof Over An Existing Deck

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Building a roof over an existing deck.

Building a roof over a deck not only provides shade from the blazing sun and shelter from light to heavy rains it can also protect the deck itself from deteriorating under harsh weather conditions. Build the frame of the roof on the ground. Rafters should be attached to the header beam using hurricane ties. If you have an existing deck it s possible to add a roof to it by installing additional supports.

Our experts can take care of all this and more. Discuss the following issues with your professional handyman during the deck roof design process. Building on an existing deck where local building codes allow this practice you can bolt a patio overhead s posts directly to existing deck beams joists or other heavy structural members. The best time to build a roof over your deck is during the construction of the deck itself.

For a solid connection you ll have to. While a typical deck is designed to support 55 pounds per square foot psf a roof requires 80 psf of support. Take a look at our step by step guide for building a shed roof over your existing deck. When you start building your roof over the deck try and get some material that compliments the decking.

Treat it with the same products to give it a similar finish. Porch decks require 25 additional psf for roof loads for a total of 80 psf. Then run joists connecting the front of your roof with the rear every two feet along the length of your roof. Before you begin make sure you re matching the house roof pitch angle and overhang for your roof.

Or you can lag screw through post bases and decking into the top of a deck joist or beam. If you are tying the shed roof into an existing roof on the house you will need to remove the shingles and sheathing to expose the roof framing. Typical decks are designed to support 55 psf lbs per square foot. Adding a roof to an existing deck installing a roof over an existing deck isn t recommended unless your deck was originally designed to support the roof.

Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch. Install post base connectors. You might want to use the same wood or something else. If you don t have any carpentry experience and can t cut angles very well think about using brackets.