How To Put A Roof On Existing Deck

In most cases larger footings and sometimes more footings are required for a roofed deck.

How to put a roof on existing deck.

To convert the deck to a porch i need to load the roof onto the deck s cantilever code problem. Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch. A regular deck can support a certain amount of weight per square foot but a deck roof adds a lot of weight and requires support. Typical decks are designed to support 55 psf lbs per square foot.

Install post base connectors. Or to put it another way i m considering adding a roof over an existing deck but should i. A deck offers respite from the daily grind and is a lovely way to pass the time. Building on an existing deck.

The roof will have the measurement of 144 by 96 by 96 inch. To roof or not to roof that is the question. Attaching roof posts to existing deck i want to build a roof over our deck and i m wondering the best way to attach the support posts to the existing decking structure. While you re out there soaking up the sunshine you may look up and realize a roof would make the deck that much more enjoyable.

Or you can lag screw through post bases and decking into the top of a deck joist or beam. Measure the porch to find the best length and width for a tin porch roof. 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. Existing deck is 24 w x 10 deep ledgered to house rear beam is 8 back so there s a 24 cantilever.

Before you begin make sure you re matching the house roof pitch angle and overhang for your roof. Without proper planning adding a roof to an existing deck can create an unsafe situation. Porch decks require 25 additional psf for roof loads for a total of 80 psf. I ve asked two of the builders that built the place and both tell me that they would just sit the posts directly on the deck and bolt screw the post straight through into the existing post below.

For example assume the porch measures 12 feet wide and 8 feet deep from the outside edge of the railing to the wall. Adding a roof to an existing deck can take some doing. 2x8 joists 16 oc dbl 2x10 rear beam. If you re like most people if you were building a new patio pergola or verandah in winter you would make sure the structure had a roof included.

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