Roof Deck Construction Details

The process of framing a deck includes creating connections between joists beams and support posts in order to build a code compliant deck structure.

Roof deck construction details.

The basic deck construction for this project consists of. These decking boards run perpendicular to the rest of the decking creating an eye catching design. 2 x 4 diagonal bracing. Roof top deck construction building a deck over a flat roof is very similar to building a deck over a concrete patio.

The foundation and 4 x 4 posts. The roof deck should be properly flashed with a highly durable material that is compatible with the deck material copper lead epdm etc where it adjoins the house. When a roof deck has a center drain the framing layout and sheathing installation become more complicated. Some deck builders simply frame these decks flat and leave it to me to solve the problem by sloping the base coat of my cementitious coating like a giant shower pan.

If you want the decking surface to be level the sleepers will need to be tapered to compensate for the slope in the roof deck. 2 x 8 framing and joists. Deck flooring construction for rooftop decks. They are merely placed on top of another structure.

Proper drainage at the edge of the deck must be provided usually with gutters. These decks are often referred to as floating as they are not secured in place as a stand alone structure. Download free high quality cad drawings blocks and details of roof and deck insulation organized by masterformat. Special attention must be paid to railing posts and any other penetrations of the roofing surface.

The decking sits on 2x sleepers usually laid flat. For larger decks you can install parting boards also called pattern boards in the middle of the decking.