To solve this problem you can either replace your original deck footings to support your new roof or build your roof separate from your deck to ensure a proper foundation.
Will my deck support a roof.
To build a deck roof you ll need support posts rafters deck sheathing roofing material and possibly a gutter and downspout system.
If you like the idea of having the roof above your house s roof you need to make sure the support posts are within 4 feet or so of the original gutter on that side.
Framing members should be connected with galvanized metal connectors to prevent uplift from high winds.
Check out our deck footing frost map to help you understand how deep your footings will need to be excavated.
If the deck doubles as a porch it needs to be able to support no more than 80 psf.
In most cases larger footings and sometimes more footings are required for a roofed deck.
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.
For deck roof posts dig holes for the roof posts and pour cement to keep them secure.
A full on deck roof often called a porch roof uses basically the same techniques as a regular roof.
We will teach you how to determine the code compliant size of your footings based on the soil type and tributary loads.
If local codes allow setting the overhead directly on an existing slab but the concrete is not thick enough to support the overhead s weight you will.
Blocking must be installed adjacent to the rim joist.
2 fix these support posts to your decks original support frame bolts work well.
Porch decks also require larger footings than deck footings.
While a typical deck is designed to support 55 pounds per square foot psf a roof requires 80 psf of support.
We will walk you through the entire process from siting the patio roof to raising posts attaching beams and installing the roof.
Learn everything you need to know about installing concrete footings to support your deck.
However this calculation can vary depending upon what you plan on.
This is why it s best to add a roof during initial deck construction.
To safely install a roof deck the roof needs to be able to support about 55 pounds of weight per square foot in general.
Most deck roofs require separate footings from the deck to support the weight of the roof throughout the seasons.
Start here if you want to build a roof over a patio or deck.