First you must make sure the roof is strong enough to support 55 lbs per square foot.
Roof deck over angled roof.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.
They are merely placed on top of another structure.
Since most roof decks are floating structures that sit on top of flat roofs it s crucial to weatherproof the roof below the deck to prevent water from seeping into the home.
The roof must be able to support 55 pounds per square foot at a minimum.
Flat roofs are more susceptible to leaking than pitched roofs.
Some shed roofs are designed to be nearly flat.
As beautiful as they are functional the modern deck roofs are an extension of and not a deterrent from the luxurious deck.
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.
Shed roofs project as a single plane roof pitched away from the house.
Roof deck framing unlike for decks at ground level doesn t entail a ledger attached to the rim joist of a house.
A deck on a sloped roof requires a different approach to the framing underneath the joists.
Always try to match the house roof pitch angle and overhang for your shed roof.
Before installing a roof deck you must be certain the roof is stable and weatherproofed.
How to build a shed roof over a deck.
If you are tying the roof directly to a house.
Have no fear though.
Building a deck over a flat roof is very similar to building a deck over a concrete patio.
The deck roof of today isn t the drab concoction so many of us remember.