While a typical deck is designed to support 55 pounds per square foot psf a roof requires 80 psf of support.
Deck roof frame.
Installing a roof over an existing deck isn t recommended unless your deck was originally designed to support the roof.
Always try to match the house roof pitch angle and overhang for your shed roof.
This in depth section will teach diy builders to frame a deck from installing a ledger board and frost footings to framing the perimeter of the deck.
Typical decks are designed to support 55 psf lbs per square foot.
Weather you re building a shed roof or adding a dormer to your second story it is important to choose the proper size rafter.
Porch decks require 25 additional psf for roof loads for a total of 80 psf.
We put it together in an hour really easy.
Start here if you re building a roof over a patio or deck.
This is usually because low quality leak prone decking materials such as epdm rubber are used often in an effort to save money.
The process of framing a deck includes creating connections between joists beams and support posts in order to build a code compliant deck structure.
This pergola offers a metal slanted roof to provide coverage from the hot sun on your deck porch or patio.
Shed roofs project as a single plane roof pitched away from the house.
Hardware and tools are included for assembly.
The footings for porch decks must be larger than deck footings.
Unfortunately many homeowners who have a flat deck roof have to deal with frequent leaks.
Flat roofs are more susceptible to leaking than pitched roofs.
Many porches use 22 diameter corner and intermediate.
This sizing guide for roof rafters will help determine what you need for your small project.
The frame is metal and the sunshade is moveable.
Some shed roofs are designed to be nearly flat.
This article discusses strategies for building over an existing slab patio or over a deck and offers links to articles about the specific tasks such as pouring the footings raising posts and so forth.
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.
For deck roof posts dig holes for the roof posts and pour cement to keep them secure.
Then run joists connecting the front of your roof with the rear every two feet along the length of your roof.
How to build a shed roof over a deck.
If the deck doubles as a porch it needs to be able to support no more than 80 psf.
If you are tying the roof directly to a house.
Porch decks also require larger footings than deck footings.
To solve this problem you can either replace your original deck footings to support your new roof or build your.
Extremely happy with this purchase.
Most deck roofs require separate footings from the deck to support the weight of the roof throughout the seasons.
