Roof Deck Construction Details

The basic deck construction for this project consists of.

Roof deck construction details.

When a roof deck has a center drain the framing layout and sheathing installation become more complicated. 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. The process of framing a deck includes creating connections between joists beams and support posts in order to build a code compliant deck structure. Proper drainage at the edge of the deck must be provided usually with gutters.

Roof top deck construction building a deck over a flat roof is very similar to building a deck over a concrete patio. These decks are often referred to as floating as they are not secured in place as a stand alone structure. Special attention must be paid to railing posts and any other penetrations of the roofing surface. Download free high quality cad drawings blocks and details of roof and deck insulation organized by masterformat.

They are merely placed on top of another structure. 2 x 10 beams. The decking sits on 2x sleepers usually laid flat. These decking boards run perpendicular to the rest of the decking creating an eye catching design.

The foundation and 4 x 4 posts. For larger decks you can install parting boards also called pattern boards in the middle of the decking. 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. Deck flooring construction for rooftop decks.

For a large deck where flat sleepers are too thin to taper you can use 2x4s or 2x6s set on edge. 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.