Rooftop Deck Over Pitched Roof

Centers supported by a beam and a ledger as on most decks.

Rooftop deck over pitched roof.

It is optimal to have 1 4 per foot pitch on any flat roof. They are merely placed on top of another structure. However that isn t always the case. Before installing a roof deck you must be certain the roof is stable and weatherproofed.

By john fenton n b canada i want to build a deck on a sloped roof. My plan is to open up the roof and sit a couple of 4x4 posts on top of the outside wall. Instead a pair of beams rest on supports called sill plates to create a frame for the deck. And developers are finding old buildings.

These decks are often referred to as floating as they are not secured in place as a stand alone structure. Once you have your beams in place everything above them joists deck boards balusters and handrails is the same as for any other deck. How vinyl waterproof decking benefits roof decks. If you happen to live in a snowy region and have a flat roof that is designed for snow loads greater than 50 psf then you could build and set up a rooftop deck.

To know for certain that your roof is safe. Now there s been quite a trend over the last few years for people to move back to downtown areas. Adding a roof deck has some advantages over simply building a second story deck but first you must ensure that your roof is able to support the deck. Foundations settle rafters bend or door openings are too close to the roof surface to increase the slope.

Building a deck over a flat roof is very similar to building a deck over a concrete patio. How do i flash between post and roof. As you can see the guys are getting a great start on the framework for our new rooftop deck. As a result many flat roofing decks have ponding situations where water pools for longer than 72 hours after a big rain storm.

A deck on a sloped roof requires a different approach to the framing underneath the joists. Roof deck framing unlike for decks at ground level doesn t entail a ledger attached to the rim joist of a house. The roof must be able to support 55 pounds per square foot at a minimum. First you must make sure the roof is strong enough to support 55 lbs per square foot.

The project illustrated here was a complete teardown and rebuild so i framed the roof with 2x8s spaced on 16 in. Building a deck on a sloped roof. 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. While getting to the roof deck may be fairly easy for people and a few deck chairs transporting 12 to 16 foot long lumber may be an entirely more complex.